diff --git a/docs/examples-docs/actionsheet.md b/docs/examples-docs/actionsheet.md
index f1ccf7955..72bb79bc5 100644
--- a/docs/examples-docs/actionsheet.md
+++ b/docs/examples-docs/actionsheet.md
@@ -31,10 +31,6 @@ export default {
           name: '支付宝支付',
           loading: true
         },
-        {
-          name: '有赞E卡',
-          subname: '（剩余260.50元）'
-        },
         {
           name: '信用卡支付'
         },
@@ -90,10 +86,6 @@ export default {
           name: '支付宝支付',
           loading: true
         },
-        {
-          name: '有赞E卡',
-          subname: '（剩余260.50元）'
-        },
         {
           name: '信用卡支付'
         },
@@ -139,10 +131,6 @@ export default {
           name: '支付宝支付',
           loading: true
         },
-        {
-          name: '有赞E卡',
-          subname: '（剩余260.50元）'
-        },
         {
           name: '信用卡支付'
         },
diff --git a/docs/examples-docs/card.md b/docs/examples-docs/card.md
index 99719d7d0..02b813a14 100644
--- a/docs/examples-docs/card.md
+++ b/docs/examples-docs/card.md
@@ -8,7 +8,7 @@ export default {
 }
 </script>
 
-## Card 图文组件
+## Card 卡片
 
 ### 使用指南
 ``` javascript
diff --git a/docs/examples-docs/changelog.md b/docs/examples-docs/changelog.md
index 4bc7b0277..b4270862c 100644
--- a/docs/examples-docs/changelog.md
+++ b/docs/examples-docs/changelog.md
@@ -31,12 +31,12 @@
 
 **非兼容更新和新特性:**
 
-- PayOrder component add tip slot [\#105](https://github.com/youzan/vant/pull/105) ([Raistlin916](https://github.com/Raistlin916))
+- SubmitBar component add tip slot [\#105](https://github.com/youzan/vant/pull/105) ([Raistlin916](https://github.com/Raistlin916))
 - Checkbox: support listen to change event [\#104](https://github.com/youzan/vant/pull/104) ([chenjiahan](https://github.com/chenjiahan))
 - add GoodsAction component [\#102](https://github.com/youzan/vant/pull/102) ([chenjiahan](https://github.com/chenjiahan))
 - add InvalidGoods component [\#100](https://github.com/youzan/vant/pull/100) ([chenjiahan](https://github.com/chenjiahan))
 - add OrderGoods component [\#99](https://github.com/youzan/vant/pull/99) ([chenjiahan](https://github.com/chenjiahan))
-- add PayOrder component [\#98](https://github.com/youzan/vant/pull/98) ([chenjiahan](https://github.com/chenjiahan))
+- add SubmitBar component [\#98](https://github.com/youzan/vant/pull/98) ([chenjiahan](https://github.com/chenjiahan))
 
 **修复:**
 
@@ -44,7 +44,7 @@
 
 **合并的 Pull Request (可能有不兼容改动):**
 
-- Add deep-select component and fix a popup bug. [\#103](https://github.com/youzan/vant/pull/103) ([Tinysymphony](https://github.com/Tinysymphony))
+- Add tree-select component and fix a popup bug. [\#103](https://github.com/youzan/vant/pull/103) ([Tinysymphony](https://github.com/Tinysymphony))
 - Doc: update Step/Loading/Tag/Badge documents [\#101](https://github.com/youzan/vant/pull/101) ([chenjiahan](https://github.com/chenjiahan))
 
 ## [v0.8.7](https://github.com/youzan/vant/tree/v0.8.7) (2017-08-29)
diff --git a/docs/examples-docs/order-coupon.md b/docs/examples-docs/coupon.md
similarity index 89%
rename from docs/examples-docs/order-coupon.md
rename to docs/examples-docs/coupon.md
index 2dc799ce1..0f30ee984 100644
--- a/docs/examples-docs/order-coupon.md
+++ b/docs/examples-docs/coupon.md
@@ -1,4 +1,4 @@
-## OrderCoupon 下单页优惠券
+## Coupon 优惠券选择器
 
 <script>
 import { Toast } from 'packages';
@@ -61,10 +61,10 @@ export default {
 
 ### 使用指南
 ``` javascript
-import { OrderCoupon, OrderCouponList } from 'vant';
+import { CouponCell, CouponList } from 'vant';
 
-Vue.component(OrderCoupon.name, OrderCoupon);
-Vue.component(OrderCouponList.name, OrderCouponList);
+Vue.component(CouponCell.name, CouponCell);
+Vue.component(CouponList.name, CouponList);
 ```
 
 ### 代码演示
@@ -74,25 +74,25 @@ Vue.component(OrderCouponList.name, OrderCouponList);
 :::demo 基础用法
 ```html
 <!-- 优惠券单元格 -->
-<van-order-coupon
+<van-coupon-cell
   :coupons="coupons"
   :chosen-coupon="chosenCoupon"
   @click="showList = true"
-></van-order-coupon>
+></van-coupon-cell>
 
 <!-- 优惠券列表 -->
-<van-order-coupon-list
+<van-coupon-list
   v-model="showList"
   :coupons="coupons"
   :chosen-coupon="chosenCoupon"
   :disabled-coupons="disabledCoupons"
   @change="onChange"
   @exchange="onExchange"
-></van-order-coupon-list>
+></van-coupon-list>
 ```
 
 ```javascript
-const mockCoupon = {
+const coupon = {
   available: 1,
   discount: 0,
   denominations: 150,
@@ -109,8 +109,8 @@ export default {
   data() {
     return {
       chosenCoupon: -1,
-      coupons: [mockCoupon],
-      disabledCoupons: [mockCoupon]
+      coupons: [coupon],
+      disabledCoupons: [coupon]
     }
   },
 
@@ -119,22 +119,23 @@ export default {
       this.chosenCoupon = index;
     },
     onExchange(code) {
-      this.coupons.push(mockCoupon);
+      this.coupons.push(coupon);
     }
   }
 }
 ```
 :::
 
-### OrderCoupon API
+### CouponCell API
 
 | 参数       | 说明      | 类型       | 默认值       | 必须      |
 |-----------|-----------|-----------|-------------|-------------|
+| title | 单元格标题 | `String` | `优惠` | - |
 | chosenCoupon | 当前选中优惠券的索引 | `Number` | `-1` | - |
 | coupons | 可用优惠券列表 | `Array` | `[]` | - |
 | editable | 能否切换优惠券 | `Boolean` | `true` | - |
 
-### OrderCouponList API
+### CouponList API
 
 | 参数       | 说明      | 类型       | 默认值       | 必须      |
 |-----------|-----------|-----------|-------------|-------------|
@@ -149,7 +150,7 @@ export default {
 | disabledListTitle | 不可用券列表标题 | `String` | 不可用优惠 | - |
 | inputPlaceholder | 输入框文字提示 | `String` | 请输入优惠码 | - |
 
-### OrderCouponList Event
+### CouponList Event
 
 | 事件名       | 说明      | 参数       |
 |-----------|-----------|-----------|
diff --git a/docs/examples-docs/express-way.md b/docs/examples-docs/express-way.md
deleted file mode 100644
index 0ab6453dd..000000000
--- a/docs/examples-docs/express-way.md
+++ /dev/null
@@ -1,118 +0,0 @@
-## ExpressWay 配送方式
-
-<script>
-import { Toast } from 'packages';
-
-export default {
-  data() {
-    return {
-      currentExpressType: 1,
-      expressList: [{
-        'postage': 10050,
-        'postage_desc': '由商家门店提供配送服务, 起送价 0.01 元',
-        'postage_title': '同城配送',
-        'express_type': 1
-      }, {
-        'postage': 0,
-        'postage_desc': '由商家选择合作快递为您服务',
-        'postage_title': '快递发货',
-        'express_type': 2,
-        'postage_warn_desc': '3天后发货'
-      }]
-    };
-  },
-
-  methods: {
-    onChange(item, index) {
-      Toast('配送方式更换为:' + item.postage_title);
-    }
-  }
-}
-</script>
-
-### 使用指南
-``` javascript
-import { ExpressWay } from 'vant';
-
-Vue.component(ExpressWay.name, ExpressWay);
-```
-
-### 代码演示
-
-#### 基础用法
-
-:::demo 基础用法
-```html
-<van-cell-group>
-  <van-express-way
-    v-model="currentExpressType"
-    :express-list="expressList"
-    @change="onChange"
-  ></van-express-way>
-</van-cell-group>
-```
-
-```javascript
-export default {
-  data() {
-    return {
-      currentExpressType: 1,
-      expressList: [{
-        'postage': 10050,
-        'postage_desc': '由商家门店提供配送服务, 起送价 0.01 元',
-        'postage_title': '同城配送',
-        'express_type': 1
-      }]
-    };
-  },
-
-  methods: {
-    onChange(item) {
-      Toast(`配送方式更换为:${item.postage_title}`);
-    }
-  }
-}
-```
-:::
-
-#### 不可修改配送方式
-
-:::demo 不可修改配送方式
-```html
-<van-cell-group>
-  <van-express-way 
-    :value="1" 
-    :express-list="expressList"
-    :editable="false"
-    @change="onChange"
-  ></van-express-way>
-</van-cell-group>
-```
-:::
-
-### API
-
-| 参数       | 说明      | 类型       | 默认值       | 必须      |
-|-----------|-----------|-----------|-------------|-------------|
-| v-model | 当前选择的配送类型 | `Number`  |   | 是 |
-| expressList | 配送方式列表数据 | `Array`  |   | 是 |
-| cellTitle | Cell 标题 | `String`  | `配送方式` | 否 |
-| actionsheetTitle | Actionsheet 标题 | `String`  | `配送方式` | 否 |
-| editable | 能否修改配送方式 | `Boolean`  | `true` | 否 |
-
-
-### 数据格式
-#### expressList中的配送方式字段说明
-| key       | 说明      | 类型       |
-|-----------|-----------|-----------|
-| postage | 运费，以分为单位 |  Number |
-| postage_title | 配送方式 |  String |
-| postage_desc | 描述信息 |  String |
-| express_type | 配送类型 |  Number |
-| postage_warn_desc | 提示信息 |  String |
-
-### Event
-
-| 事件名       | 说明      | 参数       |
-|-----------|-----------|-----------|
-| change | 修改配送方式时触发 | item: 对应的数据, index：对应的索引 |
diff --git a/docs/examples-docs/goods-action.md b/docs/examples-docs/goods-action.md
index c4e65e574..5e03c1945 100644
--- a/docs/examples-docs/goods-action.md
+++ b/docs/examples-docs/goods-action.md
@@ -21,7 +21,7 @@ export default {
 }
 </style>
 
-## GoodsAction 商品操作
+## GoodsAction 商品页行动点
 
 ### 使用指南
 ``` javascript
diff --git a/docs/examples-docs/invalid-goods.md b/docs/examples-docs/invalid-goods.md
deleted file mode 100644
index 5a74a415f..000000000
--- a/docs/examples-docs/invalid-goods.md
+++ /dev/null
@@ -1,81 +0,0 @@
-## InvalidGoods 不可用商品列表
-
-<script>
-const item = {
-  sku: [{ v: '商品SKU1' }, { v: '商品SKU2' }],
-  num: 2,
-  sku_id: 123,
-  title: "商品名称",
-  price: 12200,
-  unavailable_desc: '超出配送区域',
-  img_url: 'https://img.yzcdn.cn/upload_files/2017/06/29/FnPSAKkEeh4FnDA09oIbmnlzWQrw.png',
-};
-
-export default {
-   data() {
-     return {
-       goods: [item, item, item]
-     }
-   }
-}
-</script>
-
-### 使用指南
-``` javascript
-import { InvalidGoods } from 'vant';
-
-Vue.component(InvalidGoods.name, InvalidGoods);
-```
-
-### 代码演示
-
-#### 基础用法
-
-:::demo 基础用法
-```html
-<van-invalid-goods :goods="goods" />
-```
-
-```javascript
-const item = {
-  num: 2,
-  sku_id: 123,
-  price: 12200,
-  title: "商品名称",
-  img_url: 'https://img.yzcdn.cn/...',
-  unavailable_desc: '超出配送区域',
-  sku: [
-    { v: '商品SKU1' },
-    { v: '商品SKU2' }
-  ]
-};
-
-export default {
-   data() {
-     return {
-       goods: [item, item, item]
-     }
-   }
-}
-```
-:::
-
-### API
-
-| 参数       | 说明      | 类型       | 默认值       | 必须      |
-|-----------|-----------|-----------|-------------|-------------|
-| goods | 商品数据 | `Array`  |   | 是 |
-| title | 标题 | `String`  | `以下商品无法一起购买，点击查看原因` | 否 |
-| actionsheetTitle | 弹出层标题 | `String`  | `以下商品无法一起下单` | 否 |
-
-### 数据格式
-#### data中的商品字段说明
-| key       | 说明      | 类型       |
-|-----------|-----------|-----------|
-| num | 商品数量 |  `Number` |
-| sku_id | 商品 id |  `Number` |
-| price | 商品价格，以分为单位 |  `Number` |
-| title | 商品标题 |  `String` |
-| img_url | 商品图片 url |  `String` |
-| unavailable_desc | 不可用原因 |  `String` |
-| sku | 商品 sku |  `Array` |
diff --git a/docs/examples-docs/order-goods.md b/docs/examples-docs/order-goods.md
deleted file mode 100644
index 12256d736..000000000
--- a/docs/examples-docs/order-goods.md
+++ /dev/null
@@ -1,229 +0,0 @@
-## OrderGoods 下单页商品列表
-
-<script>
-
-const item1 = {
-  img_url: '//img.yzcdn.cn/upload_files/2017/07/02/af5b9f44deaeb68000d7e4a711160c53.jpg',
-  pay_price: 1050,
-  title: '商品 A',
-  num: '1'
-};
-
-const item2 = {
-  points_price: 200,
-  pay_price: 50,
-  img_url: '//img.yzcdn.cn/upload_files/2017/07/02/e89d56cd92ad8ce3b9d8e1babc3758b6.jpg',
-  title: '商品 B',
-  num: '15',
-  sku: [{ v: '商品SKU1' }, { v: '商品SKU2' }]
-}
-
-const item3 = {
-  pay_price: 50,
-  img_url: '//img.yzcdn.cn/upload_files/2017/07/02/e89d56cd92ad8ce3b9d8e1babc3758b6.jpg',
-  title: '商品 C',
-  num: '15',
-  is_presale: true,
-  delivery_time: '三天后发货',
-  show_delivery_time: true,
-  is_presale: true,
-  is_present: true,
-  message: {
-    '留言1': '留言1内容',
-    '留言2': 'https://img.yzcdn.cn/upload_files/2017/07/02/e89d56cd92ad8ce3b9d8e1babc3758b6.jpg'
-  }
-};
-
-export default {
-  data() {
-    return {
-      itemList1: [item1],
-      itemList2: [item2],
-      itemList3: [item3],
-      itemListMulti: [item1, item2, item3],
-      emptyItemList: [],
-      message1: '',
-      message2: '',
-      message3: '',
-      message4: ''
-    }
-  }
-}
-</script>
-
-### 使用指南
-``` javascript
-import { OrderGoods } from 'vant';
-
-Vue.component(OrderGoods.name, OrderGoods);
-```
-
-### 代码演示
-
-#### 基础用法
-
-:::demo 基础用法
-```html
-<van-order-goods
-  v-model="message1"
-  shop-name="起码运动馆"
-  :price="1050"
-  :item-list="itemList1"
-/>
-```
-
-```javascript
-export default {
-  data() {
-    return {
-      message1: '',
-      itemList1: [{
-        img_url: '//img.yzcdn.cn/...',
-        pay_price: 1050,
-        title: '商品 A',
-        num: '1'
-      }]
-    }
-  }
-}
-```
-:::
-
-#### 积分商品
-
-:::demo 积分商品
-```html
-<van-order-goods
-  v-model="message2"
-  shop-name="起码运动馆"
-  :item-list="itemList2"
-  :price="50"
-  :points="200"
-/>
-```
-
-```javascript
-export default {
-  data() {
-    return {
-      message2: '',
-      itemList2: [{
-        points_price: 200,
-        pay_price: 50,
-        img_url: '//img.yzcdn.cn/...',
-        title: '商品 B',
-        num: '15',
-        sku: [
-          { v: '商品SKU1' },
-          { v: '商品SKU2' }
-        ]
-      }]
-    }
-  }
-}
-```
-:::
-
-#### 预售商品
-
-:::demo 预售商品
-```html
-<van-order-goods
-  v-model="message3"
-  shop-name="起码运动馆"
-  :price="1050"
-  :item-list="itemList3"
-/>
-```
-
-```javascript
-export default {
-  data() {
-    return {
-      message3: '',
-      itemList3: [{
-        pay_price: 50,
-        img_url: '//img.yzcdn.cn/...',
-        title: '商品 C',
-        num: '15',
-        delivery_time: '三天后发货',
-        show_delivery_time: true,
-        is_presale: true,
-        is_present: true
-      }]
-    }
-  }
-}
-```
-:::
-
-#### 商品为空
-
-:::demo 商品为空
-```html
-<van-order-goods shop-name="起码运动馆" :item-list="[]" />
-```
-:::
-
-#### 多个商品
-
-:::demo 多个商品
-```html
-<van-order-goods
-  v-model="message4"
-  shop-name="起码运动馆"
-  :item-list="itemListMulti"
-  :price="1050"
-  :message-editable="false"
-/>
-```
-:::
-
-### API
-
-| 参数       | 说明      | 类型       | 默认值       |
-|-----------|-----------|-----------|-------------|
-| shop-name | 店铺名称 |  `String` |  |
-| shop-link | 店铺链接 |  `String` |  |
-| header-icon | 店铺名称左侧的图标类型 |  `String` | `shop` |
-| header-badge | 店铺名称右侧的徽章链接 |  `String` | |
-| item-list | 商品列表 |  `Array` | `[]` |
-| empty-icon | 商品列表为空时的图标 |  `String` | |
-| empty-message | 商品列表为空时的提示文案 |  `String` | `当前没有可购买的商品，请重新选择` |
-| empty-button-text | 商品列表为空时的按钮文案 |  `String` | `返回重新选择` |
-| v-model | 买家留言 |  `String` | `''` |
-| show-total-price | 是否显示价格栏 |  `Boolean` | `true` |
-| show-message | 是否显示留言栏 |  `Boolean` | `true` |
-| message-editable | 留言是否可以编辑 |  `Boolean` | `true` |
-| price | 合计金额（单位分） |  `Number` |  |
-| points | 合计积分 |  `Number` |  |
-
-### 数据格式
-#### itemList 中的配送方式字段说明
-| key       | 说明      | 类型       |
-|-----------|-----------|-----------|
-| title | 商品名称 | `String` |
-| img_url | 图片地址 | `String` |
-| delivery_time | 发货时间 | `String` |
-| num | 商品数量 | `Number` |
-| points_price | 积分价格 | `Number` |
-| pay_price（单位分） | 金额 | `Number` |
-| sku | 商品 sku | `Array` |
-| message | 商品留言 | `Array` |
-| is_presale | 是否为预售 | `Boolean` |
-| is_present | 是否为赠品 | `Boolean` |
-| is_period_buy | 是否为周期购 | `Boolean` |
-| show_delivery_time | 是否显示发货时间 | `Boolean` |
-
-### Event
-
-| 事件名       | 说明      | 参数       |
-|-----------|-----------|-----------|
-| clickEmptyButton | 点击商品为空时的按钮时触发 | - |
-
-### Slot
-| name       | 描述      |
-|-----------|-----------|
-| 默认 | 在商品列表和留言之间插入内容 |
-| top | 在标题和商品列表之间插入内容 |
-| bottom | 在合计价格下方插入内容 |
diff --git a/docs/examples-docs/popup.md b/docs/examples-docs/popup.md
index f676ea2a8..6fa31ecdd 100644
--- a/docs/examples-docs/popup.md
+++ b/docs/examples-docs/popup.md
@@ -73,7 +73,7 @@ export default {
 };
 </script>
 
-## Popup 弹出菜单
+## Popup 弹出层
 
 ### 使用指南
 ``` javascript
@@ -107,11 +107,11 @@ export default {
 ```
 :::
 
-#### 从不同位置弹出菜单
+#### 从不同位置弹出层
 
 可以设置`position`属性，`popup`即能从不同位置弹出，`position`的可选值有`top`，`bottom`，`right`，`left`。
 
-:::demo 从不同位置弹出菜单
+:::demo 从不同位置弹出层
 ```html
 <van-button @click="popupShow2 = true;">从下方弹出popup</van-button>
 <van-popup v-model="popupShow2" position="bottom" class="van-popup-2">
@@ -166,7 +166,7 @@ export default {
 | v-model | 当前组件是否显示 | `Boolean`  | `false` | - |
 | overlay | 是否显示背景遮罩层 | `Boolean`  | `true` | -  |
 | lockOnScroll | 背景是否跟随滚动 | `Boolean`  | `false` | - |
-| position | 弹出菜单位置 | `String`  | - | `top`, `bottom`, `right`, `left`  |
-| closeOnClickOverlay | 点击遮罩层是否关闭弹出菜单 | `Boolean`  | `true` | - |
-| transition | 弹出菜单的`transition` | `String`  | `popup-slide` |   |
+| position | 弹出层位置 | `String`  | - | `top`, `bottom`, `right`, `left`  |
+| closeOnClickOverlay | 点击遮罩层是否关闭弹出层 | `Boolean`  | `true` | - |
+| transition | 弹出层的`transition` | `String`  | `popup-slide` |   |
 | preventScroll | 是否防止滚动穿透 | `Boolean`  | `false` | -  |
diff --git a/docs/examples-docs/quantity.md b/docs/examples-docs/stepper.md
similarity index 61%
rename from docs/examples-docs/quantity.md
rename to docs/examples-docs/stepper.md
index c6ad2137c..ce48e7804 100644
--- a/docs/examples-docs/quantity.md
+++ b/docs/examples-docs/stepper.md
@@ -1,10 +1,10 @@
 <style>
-.demo-quantity {
-  .van-quantity {
+.demo-stepper {
+  .van-stepper {
     margin-left: 15px;
   }
 
-  .curr-quantity {
+  .curr-stepper {
     margin: 15px;
   }
 }
@@ -14,20 +14,20 @@
 export default {
   data() {
     return {
-      quantity1: 1,
-      quantity2: null,
+      stepper1: 1,
+      stepper2: null,
     };
   }
 };
 </script>
 
-## Quantity 数量选择
+## Stepper 步进器
 
 ### 使用指南
 ``` javascript
-import { Quantity } from 'vant';
+import { Stepper } from 'vant';
 
-Vue.component(Quantity.name, Quantity);
+Vue.component(Stepper.name, Stepper);
 ```
 
 ### 代码演示
@@ -36,29 +36,28 @@ Vue.component(Quantity.name, Quantity);
 
 :::demo 基础用法
 ```html
-<van-quantity v-model="quantity1"></van-quantity>
-<p class="curr-quantity">当前值：{{ quantity1 }}</p>
+<van-stepper v-model="stepper1"></van-stepper>
+<p class="curr-stepper">当前值：{{ stepper1 }}</p>
 ```
 :::
 
-#### 禁用Quantity
+#### 禁用状态
+通过设置`disabled`属性来禁用 stepper
 
-设置`disabled`属性，此时`quantity`不可改变。
-
-:::demo 禁用Quantity
+:::demo 禁用状态
 ```html
-<van-quantity v-model="quantity1" disabled></van-quantity>
+<van-stepper v-model="stepper1" disabled></van-stepper>
 ```
 :::
 
 #### 高级用法
 
-默认是每次加减为1，可以对组件设置`step`、`min`、`max`、`defaultValue`属性。
+默认是每次加减为1，可以对组件设置`step`、`min`、`max`、`defaultValue`属性
 
 :::demo 高级用法
 ```html
-<van-quantity v-model="quantity2" min="5" max="40" step="2" default-value="9"></van-quantity>
-<p class="curr-quantity">当前值：{{ quantity2 || 9 }}</p>
+<van-stepper v-model="stepper2" min="5" max="40" step="2" default-value="9"></van-stepper>
+<p class="curr-stepper">当前值：{{ stepper2 || 9 }}</p>
 ```
 :::
 
diff --git a/docs/examples-docs/pay-order.md b/docs/examples-docs/submit-bar.md
similarity index 89%
rename from docs/examples-docs/pay-order.md
rename to docs/examples-docs/submit-bar.md
index 65302441e..07dad564c 100644
--- a/docs/examples-docs/pay-order.md
+++ b/docs/examples-docs/submit-bar.md
@@ -1,4 +1,4 @@
-## PayOrder 提交订单栏
+## SubmitBar 提交订单栏
 
 <script>
 import { Toast } from 'packages';
@@ -16,8 +16,8 @@ export default {
 </script>
 
 <style>
-.demo-pay-order {
-  .van-pay-order {
+.demo-submit-bar {
+  .van-submit-bar {
     position: relative;
   }
   .van-edit-address {
@@ -28,9 +28,9 @@ export default {
 
 ### 使用指南
 ``` javascript
-import { PayOrder } from 'vant';
+import { SubmitBar } from 'vant';
 
-Vue.component(PayOrder.name, PayOrder);
+Vue.component(SubmitBar.name, SubmitBar);
 ```
 
 ### 代码演示
@@ -39,7 +39,7 @@ Vue.component(PayOrder.name, PayOrder);
 
 :::demo 基础用法
 ```html
-<van-pay-order
+<van-submit-bar
   :price="3050"
   button-text="提交订单"
   @submit="onClickButton"
@@ -52,7 +52,7 @@ Vue.component(PayOrder.name, PayOrder);
 
 :::demo 禁用状态
 ```html
-<van-pay-order
+<van-submit-bar
   disabled
   :price="3050"
   button-text="提交订单"
@@ -66,7 +66,7 @@ Vue.component(PayOrder.name, PayOrder);
 加载状态下不会触发`submit`事件
 :::demo 加载状态
 ```html
-<van-pay-order
+<van-submit-bar
   loading
   :price="3050"
   button-text="提交订单"
@@ -79,7 +79,7 @@ Vue.component(PayOrder.name, PayOrder);
 提示文案中的额外操作和说明
 :::demo 提示文案中添加操作
 ```html
-<van-pay-order
+<van-submit-bar
   :price="3050"
   button-text="提交订单"
   @submit="onClickButton"
@@ -87,7 +87,7 @@ Vue.component(PayOrder.name, PayOrder);
   <span slot="tip">
     您的收货地址不支持同城送, <span class="van-edit-address" @click="onClickEditAddress">修改地址 ></span>
   </span>
-</van-pay-order>
+</van-submit-bar>
 ```
 :::
 
diff --git a/docs/examples-docs/deep-select.md b/docs/examples-docs/tree-select.md
similarity index 95%
rename from docs/examples-docs/deep-select.md
rename to docs/examples-docs/tree-select.md
index 0c32a8f61..7d28ccf00 100644
--- a/docs/examples-docs/deep-select.md
+++ b/docs/examples-docs/tree-select.md
@@ -74,13 +74,13 @@ export default {
 }
 </script>
 
-## DeepSelect 分类选择组件
+## TreeSelect 分类选择
 
 ### 使用指南
 ``` javascript
-import { DeepSelect } from 'vant';
+import { TreeSelect } from 'vant';
 
-Vue.component(DeepSelect.name, DeepSelect);
+Vue.component(TreeSelect.name, TreeSelect);
 ```
 
 ### 代码演示
@@ -89,13 +89,13 @@ Vue.component(DeepSelect.name, DeepSelect);
 
 :::demo 基础用法
 ```html
-<van-deep-select
+<van-tree-select
   :items="items"
   :main-active-index="mainActiveIndex"
   :active-id="activeId"
   @navclick="onNavClick"
   @itemclick="onItemClick"
-></van-deep-select>
+></van-tree-select>
 ```
 
 ```javascript
diff --git a/docs/src/ExamplesDocsApp.vue b/docs/src/ExamplesDocsApp.vue
index 921b7ff62..2e3b78a03 100644
--- a/docs/src/ExamplesDocsApp.vue
+++ b/docs/src/ExamplesDocsApp.vue
@@ -11,6 +11,11 @@ import docConfig from './doc.config';
 
 export default {
   data() {
+    if (location.host === 'www.youzanyun.com') {
+      const group = docConfig['zh-CN'].nav[0].groups[0];
+      group.list = group.list.filter(item => item.title !== '业务组件');
+    }
+
     return {
       simulator: this.getSimulatorPath(),
       config: docConfig['zh-CN']
diff --git a/docs/src/doc.config.js b/docs/src/doc.config.js
index b51fa8856..f57fddcf2 100644
--- a/docs/src/doc.config.js
+++ b/docs/src/doc.config.js
@@ -60,16 +60,12 @@ module.exports = {
               },
               {
                 "path": "/card",
-                "title": "Card 图文组件"
+                "title": "Card 卡片"
               },
               {
                 "path": "/cell",
                 "title": "Cell 单元格"
               },
-              {
-                "path": "/cell-swipe",
-                "title": "CellSwipe 滑动单元格"
-              },
               {
                 "path": "/icon",
                 "title": "Icon 图标"
@@ -96,20 +92,28 @@ module.exports = {
               },
               {
                 "path": "/popup",
-                "title": "Popup 弹出菜单"
+                "title": "Popup 弹出层"
               },
               {
                 "path": "/progress",
                 "title": "Progress 进度条"
               },
               {
-                "path": "/quantity",
-                "title": "Quantity 数量选择"
+                "path": "/search",
+                "title": "Search 搜索"
+              },
+              {
+                "path": "/stepper",
+                "title": "Stepper 步进器"
               },
               {
                 "path": "/steps",
                 "title": "Steps 步骤条"
               },
+              {
+                "path": "/swipe",
+                "title": "Swipe 轮播"
+              },
               {
                 "path": "/tab",
                 "title": "Tab 标签"
@@ -118,14 +122,6 @@ module.exports = {
                 "path": "/tag",
                 "title": "Tag 标记"
               },
-              {
-                "path": "/swipe",
-                "title": "Swipe 轮播"
-              },
-              {
-                "path": "/search",
-                "title": "Search 搜索"
-              },
               {
                 "path": "/waterfall",
                 "title": "Waterfall 瀑布流"
@@ -187,43 +183,40 @@ module.exports = {
             ]
           },
           {
-            "groupName": "业务组件",
+            "groupName": "高阶组件",
             "list": [
               {
-                "path": "/deep-select",
-                "title": "DeepSelect 分类选择组件"
-              },
-              {
-                "path": "/express-way",
-                "title": "ExpressWay 配送方式"
-              },
-              {
-                "path": "/goods-action",
-                "title": "GoodsAction 商品操作"
-              },
-              {
-                "path": "/invalid-goods",
-                "title": "InvalidGoods 不可用商品列表"
-              },
-              {
-                "path": "/order-coupon",
-                "title": "OrderCoupon 下单页优惠券"
-              },
-              {
-                "path": "/order-goods",
-                "title": "OrderGoods 下单页商品列表"
-              },
-              {
-                "path": "/pay-order",
-                "title": "PayOrder 提交订单栏"
+                "path": "/cell-swipe",
+                "title": "CellSwipe 滑动单元格"
               },
               {
                 "path": "/switch-cell",
                 "title": "SwitchCell 开关单元格"
               },
+              {
+                "path": "/tree-select",
+                "title": "TreeSelect 分类选择"
+              },
+            ]
+          },
+          {
+            "groupName": "业务组件",
+            "list": [
               {
                 "path": "/area",
                 "title": "Area 省市区选择"
+              },
+              {
+                "path": "/coupon",
+                "title": "Coupon 优惠券选择器"
+              },
+              {
+                "path": "/goods-action",
+                "title": "GoodsAction 商品页行动点"
+              },
+              {
+                "path": "/submit-bar",
+                "title": "SubmitBar 提交订单栏"
               }
             ]
           }
diff --git a/packages/order-coupon/index.vue b/packages/coupon-cell/index.vue
similarity index 84%
rename from packages/order-coupon/index.vue
rename to packages/coupon-cell/index.vue
index 68149c02f..953540e5f 100644
--- a/packages/order-coupon/index.vue
+++ b/packages/coupon-cell/index.vue
@@ -1,7 +1,7 @@
 <template>
-  <div class="van-order-coupon">
+  <div class="van-coupon-cell">
     <van-cell-group>
-      <van-cell title="优惠" :isLink="editable" @click="$emit('click')">
+      <van-cell :title="title" :isLink="editable" @click="$emit('click')">
         <div v-if="coupons[chosenCoupon]">
           <h2>{{ amount }}</h2>
           <span>{{ coupons[chosenCoupon].condition }}</span>
@@ -17,7 +17,7 @@ import Cell from '../cell';
 import CellGroup from '../cell-group';
 
 export default {
-  name: 'van-order-coupon',
+  name: 'van-coupon-cell',
 
   components: {
     [Cell.name]: Cell,
@@ -29,6 +29,10 @@ export default {
   },
 
   props: {
+    title: {
+      type: String,
+      default: '优惠'
+    },
     coupons: {
       type: Array,
       default: () => []
diff --git a/packages/order-coupon-list/Coupon.vue b/packages/coupon-list/Item.vue
similarity index 80%
rename from packages/order-coupon-list/Coupon.vue
rename to packages/coupon-list/Item.vue
index 2ee3dff84..75510f5d5 100644
--- a/packages/order-coupon-list/Coupon.vue
+++ b/packages/coupon-list/Item.vue
@@ -1,17 +1,17 @@
 <template>
-  <div :class="['van-order-coupon-coupon', { 'van-order-coupon-coupon--disabled': disabled }]">
-    <div class="van-order-coupon-coupon__head">
-      <div class="van-order-coupon-coupon__lines"></div>
-      <div class="van-order-coupon-coupon__gradient">
+  <div :class="['van-coupon-item', { 'van-coupon-item--disabled': disabled }]">
+    <div class="van-coupon-item__head">
+      <div class="van-coupon-item__lines"></div>
+      <div class="van-coupon-item__gradient">
         <h2 v-html="faceAmount" />
         <p>{{ conditionMessage }}</p>
       </div>
     </div>
-    <div class="van-order-coupon-coupon__body">
+    <div class="van-coupon-item__body">
       <h2>{{ data.name }}</h2>
       <span>{{ validPeriod }}</span>
       <p v-if="disabled && data.reason">{{ data.reason }}</p>
-      <div class="van-order-coupon-coupon__corner" v-if="chosen">
+      <div class="van-coupon-item__corner" v-if="chosen">
         <van-icon name="success" />
       </div>
     </div>
@@ -22,7 +22,7 @@
 import Icon from '../icon';
 
 export default {
-  name: 'van-order-coupon-coupon',
+  name: 'van-coupon-item',
 
   components: {
     [Icon.name]: Icon
diff --git a/packages/order-coupon-list/index.vue b/packages/coupon-list/index.vue
similarity index 80%
rename from packages/order-coupon-list/index.vue
rename to packages/coupon-list/index.vue
index 5513f491b..2787e4de9 100644
--- a/packages/order-coupon-list/index.vue
+++ b/packages/coupon-list/index.vue
@@ -1,11 +1,11 @@
 <template>
-  <van-popup v-model="showPopup" position="bottom" class="van-order-coupon-list">
-    <van-cell-group class="van-order-coupon-list__top">
+  <van-popup v-model="showPopup" position="bottom" class="van-coupon-list">
+    <van-cell-group class="van-coupon-list__top">
       <van-field v-model="exchangeCode" :placeholder="inputPlaceholder" :maxlength="20" />
-      <van-button size="small" type="danger" class="van-order-coupon-list__exchange" :disabled="exchangeButtonDisabled || !exchangeCode.length" @click="onClickExchangeButton">{{ exchangeButtonText }}</van-button>
+      <van-button size="small" type="danger" class="van-coupon-list__exchange" :disabled="exchangeButtonDisabled || !exchangeCode.length" @click="onClickExchangeButton">{{ exchangeButtonText }}</van-button>
     </van-cell-group>
-    <div class="van-order-coupon-list__list" ref="list">
-      <van-order-coupon-coupon
+    <div class="van-coupon-list__list" ref="list">
+      <van-coupon-item
         ref="card"
         v-for="(item, index) in coupons"
         :key="item.id || item.name"
@@ -14,27 +14,27 @@
         @click.native="onClickCoupon(index)"
       />
       <h3 v-if="disabledCoupons.length">{{ disabledListTitle }}</h3>
-      <van-order-coupon-coupon
+      <van-coupon-item
         disabled
         v-for="item in disabledCoupons"
         :key="item.id || item.name"
         :data="item"
       />
     </div>
-    <div class="van-order-coupon-list__close van-hairline--top" @click="onClickNotUse">{{ closeButtonText }}</div>
+    <div class="van-coupon-list__close van-hairline--top" @click="onClickNotUse">{{ closeButtonText }}</div>
   </van-popup>
 </template>
 
 <script>
 import Cell from '../cell';
 import CellGroup from '../cell-group';
-import Coupon from './Coupon';
+import Item from './Item';
 import Field from '../field';
 import Popup from '../popup';
 import Button from '../button';
 
 export default {
-  name: 'van-order-coupon-list',
+  name: 'van-coupon-list',
 
   components: {
     [Button.name]: Button,
@@ -42,7 +42,7 @@ export default {
     [CellGroup.name]: CellGroup,
     [Field.name]: Field,
     [Popup.name]: Popup,
-    [Coupon.name]: Coupon
+    [Item.name]: Item
   },
 
   model: {
diff --git a/packages/express-way/Option.vue b/packages/express-way/Option.vue
deleted file mode 100644
index c29521dfa..000000000
--- a/packages/express-way/Option.vue
+++ /dev/null
@@ -1,32 +0,0 @@
-<template>
-  <van-cell class="van-express-way-option" @click="$emit('change')">
-    <van-radio :name="data.express_type" :value="currentExpressWay" />
-    <div class="van-express-way-option__content">
-      <h3 class="van-express-way-option__title">
-        <span>{{ data.postage_title }}</span>
-        <span>{{ data.postage }}</span>
-      </h3>
-      <p>{{ data.postage_desc }}</p>
-      <div class="van-express-way-option__warn" v-if="data.postage_warn_desc">{{ data.postage_warn_desc }}</div>
-    </div>
-  </van-cell>
-</template>
-
-<script>
-import Cell from '../cell';
-import Radio from '../radio';
-
-export default {
-  name: 'van-express-way-option',
-
-  components: {
-    [Cell.name]: Cell,
-    [Radio.name]: Radio
-  },
-
-  props: {
-    data: Object,
-    currentExpressWay: Number
-  }
-};
-</script>
diff --git a/packages/express-way/index.vue b/packages/express-way/index.vue
deleted file mode 100644
index fcc72da4a..000000000
--- a/packages/express-way/index.vue
+++ /dev/null
@@ -1,100 +0,0 @@
-<template>
-  <van-cell class="van-express-way">
-    <van-actionsheet v-if="computedEditable" v-model="showActionsheet" :title="actionsheetTitle" >
-      <van-cell-group>
-        <van-express-way-option
-          v-for="(item, index) in computedList"
-          :key="item.express_type"
-          :data="item"
-          :currentExpressWay="value"
-          @change="onSelectExpressWay(item, index)"
-        />
-      </van-cell-group>
-    </van-actionsheet>
-    <van-cell :title="cellTitle" :isLink="computedEditable" @click="showActionsheet = computedEditable">
-      <p class="van-express-way__fee">{{ currentOption.postage }}</p>
-      <p class="van-express-way__type">{{ currentOption.postage_title }}</p>
-    </van-cell>
-  </van-cell>
-</template>
-
-<script>
-import Option from './Option';
-import Cell from '../cell';
-import CellGroup from '../cell-group';
-import Actionsheet from '../actionsheet';
-
-export default {
-  name: 'van-express-way',
-
-  components: {
-    [Option.name]: Option,
-    [Cell.name]: Cell,
-    [CellGroup.name]: CellGroup,
-    [Actionsheet.name]: Actionsheet
-  },
-
-  props: {
-    value: {
-      type: Number,
-      required: true
-    },
-    expressList: {
-      type: Array,
-      required: true
-    },
-    cellTitle: {
-      type: String,
-      default: '配送方式'
-    },
-    actionsheetTitle: {
-      type: String,
-      default: '配送方式'
-    },
-    editable: {
-      type: Boolean,
-      default: true
-    }
-  },
-
-  data() {
-    return {
-      showActionsheet: false
-    };
-  },
-
-  computed: {
-    computedList() {
-      return this.expressList.map(item => ({
-        ...item,
-        postage: this.calcPostage(item.postage)
-      }));
-    },
-
-    computedEditable() {
-      return this.expressList && this.expressList.length >= 2 && this.editable;
-    },
-
-    currentOption() {
-      for (let i = 0; i < this.computedList.length; i++) {
-        if (this.computedList[i].express_type === this.value) {
-          return this.computedList[i];
-        }
-      }
-      return {};
-    }
-  },
-
-  methods: {
-    onSelectExpressWay(item, index) {
-      this.showActionsheet = false;
-      this.$emit('input', item.express_type);
-      this.$emit('change', item, index);
-    },
-
-    calcPostage(postage) {
-      return postage === 0 ? '免运费' : '¥' + (postage / 100).toFixed(2);
-    }
-  }
-};
-</script>
diff --git a/packages/index.js b/packages/index.js
index 16e1e8c5d..e47352577 100644
--- a/packages/index.js
+++ b/packages/index.js
@@ -10,36 +10,32 @@ import CellSwipe from './cell-swipe';
 import Checkbox from './checkbox';
 import CheckboxGroup from './checkbox-group';
 import Col from './col';
+import CouponCell from './coupon-cell';
+import CouponList from './coupon-list';
 import DatetimePicker from './datetime-picker';
-import DeepSelect from './deep-select';
 import Dialog from './dialog';
-import ExpressWay from './express-way';
 import Field from './field';
 import GoodsAction from './goods-action';
 import GoodsActionBigBtn from './goods-action-big-btn';
 import GoodsActionMiniBtn from './goods-action-mini-btn';
 import Icon from './icon';
 import ImagePreview from './image-preview';
-import InvalidGoods from './invalid-goods';
 import Lazyload from './lazyload';
 import Loading from './loading';
 import NoticeBar from './notice-bar';
-import OrderCoupon from './order-coupon';
-import OrderCouponList from './order-coupon-list';
-import OrderGoods from './order-goods';
 import Panel from './panel';
-import PayOrder from './pay-order';
 import Picker from './picker';
 import Popup from './popup';
 import Progress from './progress';
 import PullRefresh from './pull-refresh';
-import Quantity from './quantity';
 import Radio from './radio';
 import RadioGroup from './radio-group';
 import Row from './row';
 import Search from './search';
 import Step from './step';
+import Stepper from './stepper';
 import Steps from './steps';
+import SubmitBar from './submit-bar';
 import Swipe from './swipe';
 import SwipeItem from './swipe-item';
 import Switch from './switch';
@@ -48,6 +44,7 @@ import Tab from './tab';
 import Tabs from './tabs';
 import Tag from './tag';
 import Toast from './toast';
+import TreeSelect from './tree-select';
 import Uploader from './uploader';
 import Waterfall from './waterfall';
 
@@ -65,33 +62,29 @@ const components = [
   Checkbox,
   CheckboxGroup,
   Col,
+  CouponCell,
+  CouponList,
   DatetimePicker,
-  DeepSelect,
-  ExpressWay,
   Field,
   GoodsAction,
   GoodsActionBigBtn,
   GoodsActionMiniBtn,
   Icon,
-  InvalidGoods,
   Loading,
   NoticeBar,
-  OrderCoupon,
-  OrderCouponList,
-  OrderGoods,
   Panel,
-  PayOrder,
   Picker,
   Popup,
   Progress,
   PullRefresh,
-  Quantity,
   Radio,
   RadioGroup,
   Row,
   Search,
   Step,
+  Stepper,
   Steps,
+  SubmitBar,
   Swipe,
   SwipeItem,
   Switch,
@@ -99,6 +92,7 @@ const components = [
   Tab,
   Tabs,
   Tag,
+  TreeSelect,
   Uploader
 ];
 
@@ -130,36 +124,32 @@ export {
   Checkbox,
   CheckboxGroup,
   Col,
+  CouponCell,
+  CouponList,
   DatetimePicker,
-  DeepSelect,
   Dialog,
-  ExpressWay,
   Field,
   GoodsAction,
   GoodsActionBigBtn,
   GoodsActionMiniBtn,
   Icon,
   ImagePreview,
-  InvalidGoods,
   Lazyload,
   Loading,
   NoticeBar,
-  OrderCoupon,
-  OrderCouponList,
-  OrderGoods,
   Panel,
-  PayOrder,
   Picker,
   Popup,
   Progress,
   PullRefresh,
-  Quantity,
   Radio,
   RadioGroup,
   Row,
   Search,
   Step,
+  Stepper,
   Steps,
+  SubmitBar,
   Swipe,
   SwipeItem,
   Switch,
@@ -168,6 +158,7 @@ export {
   Tabs,
   Tag,
   Toast,
+  TreeSelect,
   Uploader,
   Waterfall
 };
diff --git a/packages/invalid-goods/Card.vue b/packages/invalid-goods/Card.vue
deleted file mode 100644
index dff9c0e40..000000000
--- a/packages/invalid-goods/Card.vue
+++ /dev/null
@@ -1,30 +0,0 @@
-<template>
-  <div class="van-invalid-goods-card">
-    <div class="van-invalid-goods__thumb">
-      <img :src="item.img_url" />
-      <div class="van-invalid-goods-card__flag">失效</div>
-    </div>
-    <div class="van-invalid-goods-card__content">
-      <div class="van-invalid-goods-card__row">
-        <h4 class="van-invalid-goods-card__title">{{ item.title }}</h4>
-        <span class="van-invalid-goods-card__price">¥{{ item.price }}</span>
-      </div>
-      <div class="van-invalid-goods-card__row">
-        <div class="van-invalid-goods-card__sku">{{ item.sku }}</div>
-        <span  class="van-invalid-goods-card__num">x{{ item.num }}</span>
-      </div>
-      <div class="van-invalid-goods-card__desc">{{ item.unavailable_desc }}</div>
-    </div>
-  </div>
-</template>
-
-<script>
-export default {
-  name: 'van-invalid-goods-card',
-
-  props: {
-    item: Object
-  }
-};
-</script>
-
diff --git a/packages/invalid-goods/index.vue b/packages/invalid-goods/index.vue
deleted file mode 100644
index d0e1079c7..000000000
--- a/packages/invalid-goods/index.vue
+++ /dev/null
@@ -1,78 +0,0 @@
-<template>
-  <div>
-    <div class="van-invalid-goods" @click="showDetail = true">
-      <h3 class="van-invalid-goods__title">{{ title }}</h3>
-      <van-cell-group class="van-invalid-goods__container">
-        <div class="van-invalid-goods__gallery">
-          <div v-for="item in formattedGoods" :key="item.sku_id" class="van-invalid-goods__thumb">
-            <img :src="item.img_url" />
-          </div>
-        </div>
-        <div class="van-invalid-goods__count">
-          <span>共{{ formattedGoods.length }}件</span>
-          <van-icon name="arrow" />
-        </div>
-      </van-cell-group>
-    </div>
-    <van-actionsheet v-model="showDetail" :title="actionsheetTitle">
-      <div class="van-invalid-goods__list">
-        <van-invalid-goods-card  v-for="item in formattedGoods" :key="item.sku_id" :item="item" />
-      </div>
-    </van-actionsheet>
-  </div>
-</template>
-
-<script>
-import Card from './Card';
-import Icon from '../icon';
-import CellGroup from '../cell-group';
-import Actionsheet from '../actionsheet';
-
-export default {
-  name: 'van-invalid-goods',
-
-  components: {
-    [Card.name]: Card,
-    [Icon.name]: Icon,
-    [CellGroup.name]: CellGroup,
-    [Actionsheet.name]: Actionsheet
-  },
-
-  props: {
-    goods: {
-      type: Array,
-      required: true
-    },
-    title: {
-      type: String,
-      default: '以下商品无法一起购买，点击查看原因'
-    },
-    actionsheetTitle: {
-      type: String,
-      default: '以下商品无法一起下单'
-    }
-  },
-
-  data() {
-    return {
-      showDetail: false
-    };
-  },
-
-  methods: {
-    getSkuStr(arr) {
-      return arr.filter(item => item.v).map(item => item.v).join(', ');
-    }
-  },
-
-  computed: {
-    formattedGoods() {
-      return this.goods.map(item => ({
-        ...item,
-        price: parseFloat(item.price / 100, 10).toFixed(2),
-        sku: this.getSkuStr(item.sku)
-      }));
-    }
-  }
-};
-</script>
diff --git a/packages/order-goods/Card.vue b/packages/order-goods/Card.vue
deleted file mode 100644
index 411047c35..000000000
--- a/packages/order-goods/Card.vue
+++ /dev/null
@@ -1,102 +0,0 @@
-<template>
-  <div class="van-order-goods-card van-hairline">
-    <van-card>
-      <div slot="thumb">
-        <img :src="data.img_url" />
-        <span v-if="data.is_present" class="van-order-goods-card__present"></span>
-      </div>
-      <div class="van-card__row" slot="title">
-        <h4 class="van-card__title">{{ data.title }}</h4>
-        <span class="van-card__price">{{ price }}</span>
-      </div>
-      <template slot="desc">
-        <div class="van-card__row">
-          <p class="van-card__desc">{{ desc }}</p>
-          <span class="van-card__num">x {{ data.num }}</span>
-        </div>
-        <div class="van-card__row">
-          <div class="van-order-goods-card__tags">
-            <span v-if="data.is_presale" class="van-order-goods-card__tag-green">预售</span>
-            <span v-if="data.is_period_buy" class="van-order-goods-card__tag-red">周期购</span>
-          </div>
-          <van-button
-            class="van-order-goods-card__message-button"
-            v-if="hasMessage"
-            @click="onClickMessageButton"
-          >
-            查看留言
-          </van-button>
-        </div>
-      </template>
-    </van-card>
-    <van-cell class="van-order-goods-card__delivery van-hairline--top" v-if="data.show_delivery_time" title="发货时间" :value="data.delivery_time" />
-    <van-popup v-if="hasMessage" class="van-order-goods-card__message" v-model="showMessage" position="right">
-      <h2>备注信息</h2>
-      <ul>
-        <li v-for="(value, key) in data.message" class="van-hairline">
-          <label>{{ key }}</label>
-          <a v-if="isURL(value)" :href="value">
-            <img :src="value" />
-          </a>
-          <p v-else>{{ value }}</p>
-        </li>
-      </ul>
-      <div class="van-order-goods-card__button">
-        <van-button size="large" @click="showMessage = false">查看订单详情</van-button>
-      </div>
-    </van-popup>
-  </div>
-</template>
-
-<script>
-import Card from '../card';
-import Cell from '../cell';
-import Button from '../button';
-import Popup from '../popup';
-import { getTotalPrice } from './utils';
-
-export default {
-  name: 'van-order-goods-card',
-
-  components: {
-    [Card.name]: Card,
-    [Cell.name]: Cell,
-    [Popup.name]: Popup,
-    [Button.name]: Button
-  },
-
-  props: {
-    data: {
-      type: Object,
-      required: true
-    }
-  },
-
-  data() {
-    return {
-      showMessage: false
-    };
-  },
-
-  computed: {
-    price() {
-      return getTotalPrice(this.data.pay_price, this.data.points_price);
-    },
-    desc() {
-      return this.data.sku ? this.data.sku.filter(item => item.v).map(item => item.v).join(', ') : '';
-    },
-    hasMessage() {
-      return this.data.message && Object.keys(this.data.message).length;
-    }
-  },
-
-  methods: {
-    onClickMessageButton() {
-      this.showMessage = true;
-    },
-    isURL(value) {
-      return /^\s*http(s)*:\/\/.+/.test(value);
-    }
-  }
-};
-</script>
diff --git a/packages/order-goods/Empty.vue b/packages/order-goods/Empty.vue
deleted file mode 100644
index 4998d3404..000000000
--- a/packages/order-goods/Empty.vue
+++ /dev/null
@@ -1,25 +0,0 @@
-<template>
-  <div class="van-order-goods-empty van-hairline--top">
-    <img :src="icon" />
-    <p>{{ message }}</p>
-    <van-button @click="$emit('clickEmptyButton')">{{ buttonText }}</van-button>
-  </div>
-</template>
-
-<script>
-import Button from '../button';
-
-export default {
-  name: 'van-order-goods-empty',
-
-  components: {
-    [Button.name]: Button
-  },
-
-  props: {
-    icon: String,
-    message: String,
-    buttonText: String
-  }
-};
-</script>
diff --git a/packages/order-goods/Header.vue b/packages/order-goods/Header.vue
deleted file mode 100644
index 956229556..000000000
--- a/packages/order-goods/Header.vue
+++ /dev/null
@@ -1,26 +0,0 @@
-<template>
-  <div class="van-order-goods-header">
-    <van-icon :name="icon" />
-    <a :href="link">{{ title }}</a>
-    <img v-if="badge" :src="badge" />
-  </div>
-</template>
-
-<script>
-import Icon from '../icon';
-
-export default {
-  name: 'van-order-goods-header',
-
-  components: {
-    [Icon.name]: Icon
-  },
-
-  props: {
-    title: String,
-    icon: String,
-    link: String,
-    badge: String
-  }
-};
-</script>
diff --git a/packages/order-goods/Message.vue b/packages/order-goods/Message.vue
deleted file mode 100644
index 36a9af8e2..000000000
--- a/packages/order-goods/Message.vue
+++ /dev/null
@@ -1,50 +0,0 @@
-<template>
-  <van-cell class="van-order-goods-message" title="买家留言：">
-    <textarea
-      v-if="editable"
-      :value="message"
-      :class="{ 'van-order-goods-message-focused': textareaFocused }"
-      placeholder="点击给商家留言"
-      @focus="textareaFocused = true"
-      @blur="textareaFocused = false"
-      @input="onChange"
-    />
-    <p v-else>{{ message }}</p>
-  </van-cell>
-</template>
-
-<script>
-import Cell from '../cell';
-
-export default {
-  name: 'van-order-goods-message',
-
-  components: {
-    [Cell.name]: Cell
-  },
-
-  props: {
-    message: String,
-    editable: Boolean
-  },
-
-  data() {
-    return {
-      textareaFocused: false
-    };
-  },
-
-  methods: {
-    onChange(event) {
-      this.$emit('change', event.target.value);
-    }
-  },
-
-  created() {
-    // 不可编辑的情况下，默认留言为"无"
-    if (!this.editable && !this.message) {
-      this.$emit('change', '无');
-    }
-  }
-};
-</script>
diff --git a/packages/order-goods/Price.vue b/packages/order-goods/Price.vue
deleted file mode 100644
index ea1f68a5b..000000000
--- a/packages/order-goods/Price.vue
+++ /dev/null
@@ -1,32 +0,0 @@
-<template>
-  <van-cell
-    class="van-order-goods-price"
-    title="合计"
-    :value="totalPrice"
-  />
-</template>
-
-<script>
-import Cell from '../cell';
-import { getTotalPrice } from './utils';
-
-export default {
-  name: 'van-order-goods-price',
-
-  components: {
-    [Cell.name]: Cell
-  },
-
-  props: {
-    price: Number,
-    points: Number,
-    isPoints: Boolean
-  },
-
-  computed: {
-    totalPrice() {
-      return getTotalPrice(this.price, this.points, this.isPoints);
-    }
-  }
-};
-</script>
diff --git a/packages/order-goods/index.vue b/packages/order-goods/index.vue
deleted file mode 100644
index 56f808ecb..000000000
--- a/packages/order-goods/index.vue
+++ /dev/null
@@ -1,114 +0,0 @@
-<template>
-  <van-cell-group class="van-order-goods">
-    <van-order-goods-header
-      :title="shopName"
-      :link="shopLink"
-      :icon="headerIcon"
-      :badge="headerBadge"
-    />
-    <slot name="top"></slot>
-    <van-order-goods-empty
-      v-if="isEmpty"
-      :icon="emptyIcon"
-      :message="emptyMessage"
-      :button-text="emptyButtonText"
-      @clickEmptyButton="$emit('clickEmptyButton')"
-    />
-    <div class="van-order-goods-list">
-      <van-order-goods-card
-        v-for="item in itemList"
-        :data="item"
-        :express-way="expressWay"
-        :key="item.title + item.img_url"
-      />
-    </div>
-    <slot></slot>
-    <template v-if="!isEmpty">
-      <van-order-goods-message v-if="showMessage" :message="message" :editable="messageEditable" @change="onMessageChange" />
-      <van-order-goods-price v-if="showTotalPrice" :price="price" :points="points" />
-    </template>
-    <slot name="bottom"></slot>
-  </van-cell-group>
-</template>
-
-<script>
-import Header from './Header';
-import Empty from './Empty';
-import Message from './Message';
-import Price from './Price';
-import Card from './Card';
-import CellGroup from '../cell-group';
-
-export default {
-  name: 'van-order-goods',
-
-  components: {
-    [Empty.name]: Empty,
-    [Header.name]: Header,
-    [Message.name]: Message,
-    [Price.name]: Price,
-    [Card.name]: Card,
-    [CellGroup.name]: CellGroup
-  },
-
-  model: {
-    prop: 'message'
-  },
-
-  props: {
-    shopName: String,
-    shopLink: String,
-    message: String,
-    price: Number,
-    points: Number,
-    expressWay: String,
-    headerBadge: String,
-    headerIcon: {
-      type: String,
-      default: 'shop'
-    },
-    emptyIcon: {
-      type: String,
-      default: '//b.yzcdn.cn/v2/image/wap/trade/new_order/empty@2x.png'
-    },
-    emptyMessage: {
-      type: String,
-      default: '当前没有可购买的商品，请重新选择'
-    },
-    emptyButtonText: {
-      type: String,
-      default: '返回重新选择'
-    },
-    showMessage: {
-      type: Boolean,
-      default: true
-    },
-    showTotalPrice: {
-      type: Boolean,
-      default: true
-    },
-    messageEditable: {
-      type: Boolean,
-      default: true
-    },
-    itemList: {
-      type: Array,
-      default() {
-        return [];
-      }
-    }
-  },
-
-  computed: {
-    isEmpty() {
-      return this.itemList.length === 0;
-    }
-  },
-
-  methods: {
-    onMessageChange(message) {
-      this.$emit('input', message);
-    }
-  }
-};
-</script>
diff --git a/packages/order-goods/utils.js b/packages/order-goods/utils.js
deleted file mode 100644
index 50d57b953..000000000
--- a/packages/order-goods/utils.js
+++ /dev/null
@@ -1,13 +0,0 @@
-/**
- * 拼接商品价格（金额和积分）
- */
-export function getTotalPrice(price, points) {
-  const arr = [];
-  if (points) {
-    arr.push(points + '积分');
-  }
-  if (price) {
-    arr.push('¥' + (price / 100).toFixed(2));
-  }
-  return arr.join(' + ');
-}
diff --git a/packages/quantity/index.vue b/packages/stepper/index.vue
similarity index 86%
rename from packages/quantity/index.vue
rename to packages/stepper/index.vue
index 3923f2b8b..adc61b2e4 100644
--- a/packages/quantity/index.vue
+++ b/packages/stepper/index.vue
@@ -1,23 +1,23 @@
 <template>
-  <div class="van-quantity" :class="{ 'van-quantity--disabled': disabled }">
+  <div class="van-stepper" :class="{ 'van-stepper--disabled': disabled }">
     <button
       @click="handleChange('minus')"
-      class="van-quantity__stepper van-quantity__minus"
+      class="van-stepper__stepper van-stepper__minus"
       :class="{
-        'van-quantity__minus--disabled': isMinusDisabled
+        'van-stepper__minus--disabled': isMinusDisabled
       }">
     </button>
     <input
       type="text"
-      class="van-quantity__input"
+      class="van-stepper__input"
       :value="currentValue"
       @input="handleInputChange"
       :disabled="disabled">
     <button
       @click="handleChange('plus')"
-      class="van-quantity__stepper van-quantity__plus"
+      class="van-stepper__stepper van-stepper__plus"
       :class="{
-        'van-quantity__plus--disabled': isPlusDisabled
+        'van-stepper__plus--disabled': isPlusDisabled
       }">
     </button>
   </div>
@@ -25,7 +25,7 @@
 
 <script>
 export default {
-  name: 'van-quantity',
+  name: 'van-stepper',
 
   props: {
     min: {
diff --git a/packages/pay-order/index.vue b/packages/submit-bar/index.vue
similarity index 67%
rename from packages/pay-order/index.vue
rename to packages/submit-bar/index.vue
index f9e5b4af1..f236cbfd1 100644
--- a/packages/pay-order/index.vue
+++ b/packages/submit-bar/index.vue
@@ -1,14 +1,14 @@
 <template>
-  <div class="van-pay-order">
-    <div class="van-pay-order__tip" v-show="tip || $slots.tip">
-      <slot name="tip">{{ tip }}</slot>
+  <div class="van-submit-bar">
+    <div class="van-submit-bar__tip" v-show="tip || $slots.tip">
+      {{ tip }}<slot name="tip"></slot>
     </div>
-    <div class="van-pay-order__bar">
-      <div class="van-pay-order__price">
+    <div class="van-submit-bar__bar">
+      <div class="van-submit-bar__price">
         <template v-if="hasPrice">
-          <span class="van-pay-order__price-text">合计：</span>
-          <span class="van-pay-order__price-interger">¥{{ priceInterger }}.</span>
-          <span class="van-pay-order__price-decimal">{{ priceDecimal }}</span>
+          <span class="van-submit-bar__price-text">合计：</span>
+          <span class="van-submit-bar__price-interger">¥{{ priceInterger }}.</span>
+          <span class="van-submit-bar__price-decimal">{{ priceDecimal }}</span>
         </template>
       </div>
       <van-button :type="buttonType" :disabled="disabled" :loading="loading" @click="onSubmit">
@@ -22,7 +22,7 @@
 import Button from '../button';
 
 export default {
-  name: 'van-pay-order',
+  name: 'van-submit-bar',
 
   components: {
     [Button.name]: Button
diff --git a/packages/deep-select/index.vue b/packages/tree-select/index.vue
similarity index 64%
rename from packages/deep-select/index.vue
rename to packages/tree-select/index.vue
index 5071d234c..d155e7c2e 100644
--- a/packages/deep-select/index.vue
+++ b/packages/tree-select/index.vue
@@ -1,26 +1,26 @@
 <template>
-  <div class="van-deep-select" :style="{ height: mainHeight + 'px' }">
-    <div class="van-deep-select__nav">
+  <div class="van-tree-select" :style="{ height: mainHeight + 'px' }">
+    <div class="van-tree-select__nav">
       <div
         v-for="(item, index) in items"
-        class="van-deep-select__nitem"
-        :class="{ 'van-deep-select__nitem--active': mainActiveIndex === index }"
-        @click="onNavClick(index)">
+        class="van-tree-select__nitem"
+        :class="{ 'van-tree-select__nitem--active': mainActiveIndex === index }"
+        @click="$emit('navclick', index)">
         {{ item.text }}
       </div>
     </div>
-    <div class="van-deep-select__content" :style="{ height: itemHeight + 'px' }">
+    <div class="van-tree-select__content" :style="{ height: itemHeight + 'px' }">
       <div
         v-for="item in subItems"
         :key="item.id"
-        class="van-deep-select__item"
-        :class="{ 'van-deep-select__item--active': activeId === item.id }"
+        class="van-tree-select__item"
+        :class="{ 'van-tree-select__item--active': activeId === item.id }"
         @click="onItemSelect(item)">
         {{ item.text }}
         <van-icon
           v-if="activeId === item.id"
           name="success"
-          class="van-deep-select__selected"
+          class="van-tree-select__selected"
         ></van-icon>
       </div>
     </div>
@@ -31,7 +31,7 @@
 import Icon from 'packages/icon';
 
 export default {
-  name: 'van-deep-select',
+  name: 'van-tree-select',
 
   components: {
     'van-icon': Icon
@@ -40,9 +40,7 @@ export default {
   props: {
     items: {
       type: Array,
-      default () {
-        return [];
-      }
+      default: () => []
     },
     mainActiveIndex: {
       type: Number,
@@ -73,12 +71,8 @@ export default {
   },
 
   methods: {
-    onNavClick(index) {
-      this.$emit('navclick', index);
-    },
     onItemSelect(data) {
-      const exportData = Object.assign({}, data);
-      this.$emit('itemclick', exportData);
+      this.$emit('itemclick', { ...data });
     }
   }
 };
diff --git a/packages/vant-css/src/order-coupon.css b/packages/vant-css/src/coupon-list.css
similarity index 97%
rename from packages/vant-css/src/order-coupon.css
rename to packages/vant-css/src/coupon-list.css
index 144e87802..f13498e23 100644
--- a/packages/vant-css/src/order-coupon.css
+++ b/packages/vant-css/src/coupon-list.css
@@ -1,7 +1,7 @@
 @import './common/var.css';
 @import "./mixins/ellipsis.css";
 
-.van-order-coupon {
+.van-coupon {
   &-list {
     height: 100%;
     background-color: $background-color;
@@ -57,7 +57,7 @@
         }
       }
 
-      .van-order-coupon-card + h3 {
+      .van-coupon-item + h3 {
         margin-top: 30px;
       }
     }
@@ -74,7 +74,7 @@
     }
   }
 
-  &-coupon {
+  &-item {
     display: flex;
     height: 100px;
     margin: 0 15px 10px;
@@ -176,11 +176,11 @@
     }
 
     &--disabled {
-      .van-order-coupon-coupon__lines {
+      .van-coupon-item__lines {
         background-image: url('data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAACQAAADICAMAAAC3WLNTAAAAWlBMVEUAAACqrremq7Oqv7+mq7Wqqr+rsLeprreqsrmqrralq7SkqbKrsbikqLGqwNWqrrmrr7mkqbGrsbijqLGnq7SssrimrLKlqrOnrLWprraqr7ekqbKrsLijqLGfTYl9AAAAF3RSTlMAN5oMQgya5kJC5uaSkgZC8/PV1b0rK6hQU+kAAASjSURBVFjDfZlJduMwDESZntJDeh5sUdb9r9kuA+AXA0iIIi/8X6FYALNJU/19+fWj3/pNT1V35NvLratgMvTtjxH+1NBLt7rLHbb7OwhVrSUhKQhz7z1Dv6xZoLWnH70vg5ESINDedkg5BrR0yrGs9Pbpw21SqxNvH593YsN+30OibhwvaQXUPgghVH1m6EkAXK30VllB+UeCMG7OmCPtlk5exN6TcWsRv0UE/aG0GIKxMsycfB9j6QgZwn7FgO/AYhSFq+7Q4hBgyMT9kJKkkhJiriTEuoKACereTw+Y98LTsDVvKdenDWAW6gh1lNwTGHvjEGGhRre+U3J0iKGGknl7zeCJjoBCDPQBBxXhY94WwlYFuXLQTfW979LKYKzvECKH3aLGRSCFnnPwK7UPi8VZ7IRAGH+9X9w7iv0a3GvjZG+F8Y8LRRS0fMQ0hUn0o2ws1wEB7tJqV4iEDKVlgZo5bDWYPQWiVzNmNCX2CMo9XSutziEFoTRjRNqkAwBBqBGBvSpMpEVwrXLgr9Gidi511FaQSZVASO2VkJqxRQPefw3GbX2syqdnqdEy2bd7F77qWRvU3ggp09LDvUMmu/crJVN+wlRA9CrG4+0eadmTteLeScW0/De3+zSEljIpD3Mx53WoGssbfQfgrwm6Un5EgAJCL0MAQ2r4AkoYzoBgBnbuiREilSGLw/YLpUuSChBjKAGltIBSzxDKUOpVQYbEx27ABTYiEOurUjvSi6V7V0ihxb3LqbNfXARqRvdXqmb8fgyI8eSNqNst834l41mNe1f1G38EHzE9w8ycZW5juVzEwCHl7S5CqJJrd0Sci9VUM8CcJ843qwnBVFUGCamJBU+OGVsEKsiYE18egQllJSLA1ZF3Nx6uyoYonRwRJbBM+oANtY6pbFU+iwBMp/R7x/dZa6yvGELVZ4aeRliEn6C3QlDzvgnyIvS6HYWpZJxQzRQUEYC5fTDCpFjleLf3jGWvhTG2oKKoBHEA2tZK1gxPpdC8XzXELosBOsIeYDsEEMpKOXugGjG1MyUW9VgJBqWC88cGfJKCgazKETiW7jhOFeubigvNRTjbGIPeFwRJAB1T3LvTwviJFhGshxRhnjl/jGVd0Sk9rUKoGroj4s7EtE/x9aqnhqQRptYzTysqJ578dQIZ475OIvATnhlfcVVjzZFwFXCthNipUo0xYHpVjK3KFxcTk8FYujuB0Hq0vkgJ0WeGnggrjYcrRRCRfwENBk+53SbEQUxl43ZAY48jwDvhz2GqAMuxbPcfPbF/Q4gBb5teoQMFtN0rkE3AiAqw6euBccRaaRMK5kccSsIQYmeMNUiAYU5iC08BGAGAkCBvuEZa+Wq0Gclh6SWl4X1Ogt1pmwMg2/6MYvCkj30/5mgDXi1PDrmNQxpoqxJCSCE3lk4KKdRLjDvWdwPAfQQ6LgJHnPK0CPxK2fnQA1MBCaDZ/oS0A4v9oty4MajNgVoEG7UOMaIgTJy7LZzHWGBWA+FswBTctMsZYr+AfpbAHFb7XQiZScy3rxliFfzd/h06wlY7kJp86d+FGTEhlO4UWgU6Bvzv6++fmWGE/wHKk5MgoCYAjwAAAABJRU5ErkJggg==');
       }
 
-      .van-order-coupon-coupon__gradient {
+      .van-coupon-item__gradient {
         background-image: linear-gradient(45deg, #a4a9b2, #b7bcc3);
       }
     }
diff --git a/packages/vant-css/src/express-way.css b/packages/vant-css/src/express-way.css
deleted file mode 100644
index 7fb9f6a0b..000000000
--- a/packages/vant-css/src/express-way.css
+++ /dev/null
@@ -1,60 +0,0 @@
-@import './common/var.css';
-
-.van-express-way {
-  padding: 0;
-
-  &__fee,
-  &__type {
-    color: $gray-darker;
-    line-height: 1.5;
-  }
-
-  &__fee {
-    font-size: 14px;
-  }
-
-  &__type {
-    font-size: 12px;
-  }
-
-  .van-actionsheet__content {
-    max-height: 290px;
-    overflow-y: auto;
-  }
-
-  &-option {
-    position: relative;
-    padding: 14px 15px 14px 0;
-    
-    .van-radio {
-      top: 50%;
-      left: 0;
-      margin-top: -11px;
-      position: absolute;
-    }
-
-    &__content {
-      padding-left: 30px;
-
-      p {
-        color: $gray-dark;
-        font-size: 12px;
-        line-height: 16px;
-      }
-    }
-
-    &__title {
-      span {
-        vertical-align: middle;
-
-        &:first-child {
-          margin-right: 5px;
-        }
-      }
-    }
-
-    &__warn {
-      color: $yellow;
-    }
-  }
-}
\ No newline at end of file
diff --git a/packages/vant-css/src/index.css b/packages/vant-css/src/index.css
index 4c8d5576f..25790dddb 100644
--- a/packages/vant-css/src/index.css
+++ b/packages/vant-css/src/index.css
@@ -12,7 +12,6 @@
 @import './badge.css';
 @import './button.css';
 @import './cell.css';
-@import './cell-swipe.css';
 @import './card.css';
 @import './icon.css';
 @import './loading.css';
@@ -23,7 +22,7 @@
 @import './tag.css';
 @import './tab.css';
 @import './image-preview.css';
-@import './quantity.css';
+@import './stepper.css';
 @import './progress.css';
 @import './swipe.css';
 
@@ -41,13 +40,13 @@
 @import './pull-refresh.css';
 @import './toast.css';
 
-/* business components */
-@import './deep-select.css';
-@import './express-way.css';
-@import './goods-action.css';
-@import './invalid-goods.css';
-@import './notice-bar.css';
-@import './order-coupon.css';
-@import './order-goods.css';
-@import './pay-order.css';
+/* high order components */
+@import './cell-swipe.css';
 @import './switch-cell.css';
+@import './tree-select.css';
+
+/* business components */
+@import './coupon-list.css';
+@import './goods-action.css';
+@import './notice-bar.css';
+@import './submit-bar.css';
diff --git a/packages/vant-css/src/invalid-goods.css b/packages/vant-css/src/invalid-goods.css
deleted file mode 100644
index 144e324fe..000000000
--- a/packages/vant-css/src/invalid-goods.css
+++ /dev/null
@@ -1,122 +0,0 @@
-@import './common/var.css';
-@import "./mixins/ellipsis.css";
-
-$van-invalid-goods-photo-size: 90px;
-
-.van {
-  &-invalid-goods {
-    margin: 10px 0;
-
-    &__title {
-      color: $gray-dark;
-      font-size: 12px;
-      text-align: center;
-      margin-bottom: 10px;
-    }
-
-    &__container {
-      padding: 5px 10px;
-    }
-
-    &__gallery {
-      overflow: hidden;
-      height: $van-invalid-goods-photo-size;
-    }
-
-    &__thumb {
-      float: left;
-      display: flex;
-      height: 100%;
-      position: relative;
-      margin-right: 5px;
-      align-items: center;
-      justify-content: center;
-
-      img {
-        max-width: $van-invalid-goods-photo-size;
-        max-height: $van-invalid-goods-photo-size;
-      }
-    }
-
-    &__count {
-      position: absolute;
-      top: 0;
-      right: 0;
-      width: 80px;
-      color: $gray-darker;
-      font-size: 14px;
-      padding-right: 8px;
-      line-height: calc($van-invalid-goods-photo-size + 10px);
-      background-color: $white;
-      text-align: right;
-
-      span {
-        margin-right: 6px;
-        vertical-align: middle;
-      }
-    }
-
-    &__list {
-      max-height: 400px;
-      overflow-y: scroll;
-    }
-  }
-
-  &-invalid-goods-card {
-    color: $gray-dark;
-    margin: 10px 0;
-    padding: 5px 10px;
-    background-color: #fafafa;
-    height: $van-invalid-goods-photo-size;
-
-    &__flag {
-      position: absolute;
-      left: 0;
-      top: 70px;
-      width: $van-invalid-goods-photo-size;
-      color: $white;
-      font-size: 12px;
-      line-height: 20px;
-      text-align: center;
-      background-color: rgba(0,0,0,.6);
-    }
-
-    &__content {
-      width: 100%;
-      padding-left: 100px;
-      box-sizing: border-box;
-    }
-
-    &__row {
-      display: flex;
-      line-height: 20px;
-    }
-
-    &__title,
-    &__sku {
-      flex: 1;
-      @mixin multi-ellipsis 2;
-    }
-
-    &__title,
-    &__price {
-      font-size: 14px;
-    }
-
-    &__num,
-    &__sku {
-      font-size: 12px;
-    }
-
-    &__desc {
-      color: $orange;
-      font-size: 12px;
-      margin-top: 5px;
-    }
-  }
-
-  .van-icon-arrow {
-    color: $gray-darker;
-    font-size: 10px;
-  }
-}
\ No newline at end of file
diff --git a/packages/vant-css/src/order-goods.css b/packages/vant-css/src/order-goods.css
deleted file mode 100644
index 1d3413585..000000000
--- a/packages/vant-css/src/order-goods.css
+++ /dev/null
@@ -1,205 +0,0 @@
-@import './common/var.css';
-
-.van-order-goods {
-  background-color: $white;
-
-  &-card {
-    margin-left: -15px;
-    background-color: #fafafa;
-
-    &:not(:first-child) {
-      &::after {
-        border-top-width: 1px;
-      }
-    }
-
-    &__tags {
-      flex: 1;
-    }
-
-    &__tag-green,
-    &__tag-red {
-      font-size: 10px;
-      padding: 3px 5px;
-      margin-right: 5px;
-      border-radius: 2px;
-      display: inline-block;
-    }
-
-    &__tag-green {
-      color: $white;
-      background-color: $green-wx;
-    }
-
-    &__tag-red {
-      color: $gray;
-      padding: 5px 8px;
-      border: 1px solid $gray;
-    }
-
-    &__delivery {
-      padding-left: 15px;
-      background-color: transparent;
-
-      .van-cell__value {
-        color: $gray-darker;
-      }
-    }
-
-    &__present {
-      top: 0;
-      left: 3px;
-      width: 18px;
-      height: 36px;
-      position: absolute;
-      background: url("https://b.yzcdn.cn/v2/image/wap/trade/confirm/present@2x.png") no-repeat;
-      background-size: 18px 36px;
-    }
-
-    .van-button&__message-button {
-      height: 24px;
-      padding: 0 5px;
-      font-size: 10px;
-      line-height: 22px;
-    }
-
-    &__button {
-      padding: 20px 15px 0;
-      .van-button {
-        height: 40px;
-        line-height: 38px;
-      }
-    }
-
-    &__message {
-      width: 100%;
-      height: 100%;
-      background-color: $background-color;
-
-      h2 {
-        color: $gray-dark;
-        font-size: 12px;
-        line-height: 18px;
-        padding: 5px 0 5px 10px;
-      }
-
-      ul {
-        background-color: $white;
-      }
-
-      p,
-      a,
-      label {
-        font-size: 14px;
-        padding: 14px 0;
-        line-height: 20px;
-        vertical-align: top;
-        display: inline-block;
-      }
-
-      label {
-        color: #c9c9c9;
-        min-width: 90px;
-      }
-
-      li {
-        display: flex;
-        padding: 0 10px;
-
-        &:not(:last-child)::after {
-          border-bottom-width: 1px;
-        }
-
-        img {
-          width: 70px;
-          height: 70px;
-        }
-      }
-    }
-  }
-
-  &-empty {
-    margin-left: -15px;
-    text-align: center;
-
-    p {
-      color: $gray-dark;
-      padding: 0 10px;
-      font-size: 14px;
-      line-height: 20px;
-    }
-
-    img {
-      width: 80px;
-      height: 84px;
-      padding: 15px 0;
-    }
-
-    .van-button {
-      height: 41px;
-      margin: 15px 0;
-      padding: 0 10px;
-      line-height: 39px;
-      border-color: $gray-light;
-    }
-  }
-
-  &-header {
-    line-height: 50px;
-
-    a,
-    img,
-    .van-icon {
-      vertical-align: middle;
-    }
-
-    .van-icon {
-      font-size: 18px;
-      margin-right: 5px;
-    }
-
-    a {
-      color: $text-color;
-      font-size: 14px;
-    }
-
-    img {
-      height: 14px;
-      margin-left: 5px;
-    }
-  }
-
-  &-message {
-    textarea {
-      color: $gray-darker;
-      padding: 0;
-      width: 100%;
-      height: 22px;
-      border: none;
-      resize: none;
-      display: block;
-      font-size: 14px;
-      line-height: 22px;
-      transition: height .3s ease-in-out;
-    }
-
-    textarea&-focused {
-      height: 48px;
-    }
-
-    p {
-      color: $gray-darker;
-      text-align: left;
-    }
-
-    .van-cell__title {
-      width: 75px;
-    }
-  }
-
-  &-price {
-    .van-cell__value {
-      color: $red;
-    }
-  }
-}
diff --git a/packages/vant-css/src/quantity.css b/packages/vant-css/src/stepper.css
similarity index 93%
rename from packages/vant-css/src/quantity.css
rename to packages/vant-css/src/stepper.css
index 83ea64ef0..e6f9d5f29 100644
--- a/packages/vant-css/src/quantity.css
+++ b/packages/vant-css/src/stepper.css
@@ -1,12 +1,12 @@
 @import './common/var.css';
 
-.van-quantity {
+.van-stepper {
   font-size: 0;
 
   &--disabled {
-    .van-quantity__input,
-    .van-quantity__minus,
-    .van-quantity__plus {
+    .van-stepper__input,
+    .van-stepper__minus,
+    .van-stepper__plus {
       border-color: $active-color;
     }
   }
diff --git a/packages/vant-css/src/pay-order.css b/packages/vant-css/src/submit-bar.css
similarity index 98%
rename from packages/vant-css/src/pay-order.css
rename to packages/vant-css/src/submit-bar.css
index dca923ad6..db50bd56b 100644
--- a/packages/vant-css/src/pay-order.css
+++ b/packages/vant-css/src/submit-bar.css
@@ -1,6 +1,6 @@
 @import './common/var.css';
 
-.van-pay-order {
+.van-submit-bar {
   left: 0;
   bottom: 0;
   width: 100%;
diff --git a/packages/vant-css/src/deep-select.css b/packages/vant-css/src/tree-select.css
similarity index 98%
rename from packages/vant-css/src/deep-select.css
rename to packages/vant-css/src/tree-select.css
index b2f4a3896..1e5bf24cd 100644
--- a/packages/vant-css/src/deep-select.css
+++ b/packages/vant-css/src/tree-select.css
@@ -2,7 +2,7 @@
 @import "./mixins/clearfix.css";
 @import './common/var.css';
 
-.van-deep-select {
+.van-tree-select {
   user-select: none;
   position: relative;
   @mixin clearfix;
diff --git a/test/unit/specs/order-coupon.spec.js b/test/unit/specs/coupon.spec.js
similarity index 71%
rename from test/unit/specs/order-coupon.spec.js
rename to test/unit/specs/coupon.spec.js
index 0a052c07e..378edd553 100644
--- a/test/unit/specs/order-coupon.spec.js
+++ b/test/unit/specs/coupon.spec.js
@@ -1,5 +1,5 @@
-import OrderCoupon from 'packages/order-coupon';
-import OrderCouponList from 'packages/order-coupon-list';
+import CouponCell from 'packages/coupon-cell';
+import CouponList from 'packages/coupon-list';
 import { mount } from 'avoriaz';
 import { DOMChecker } from '../utils';
 
@@ -42,14 +42,14 @@ const disabledDiscountCoupon = {
   reason: '未满足使用门槛'
 };
 
-describe('OrderCoupon', () => {
+describe('CouponCell', () => {
   let wrapper;
   afterEach(() => {
     wrapper && wrapper.destroy();
   });
 
   it('no coupon', () => {
-    wrapper = mount(OrderCoupon, {});
+    wrapper = mount(CouponCell, {});
 
     DOMChecker(wrapper, {
       text: {
@@ -59,7 +59,7 @@ describe('OrderCoupon', () => {
   });
 
   it('has two coupon', () => {
-    wrapper = mount(OrderCoupon, {
+    wrapper = mount(CouponCell, {
       propsData: {
         coupons: [coupon, discountCoupon]
       }
@@ -73,7 +73,7 @@ describe('OrderCoupon', () => {
   });
 
   it('select first coupon', () => {
-    wrapper = mount(OrderCoupon, {
+    wrapper = mount(CouponCell, {
       propsData: {
         chosenCoupon: 0,
         coupons: [coupon, discountCoupon]
@@ -92,7 +92,7 @@ describe('OrderCoupon', () => {
   });
 
   it('not editable', () => {
-    wrapper = mount(OrderCoupon, {
+    wrapper = mount(CouponCell, {
       propsData: {
         chosenCoupon: 0,
         coupons: [coupon, discountCoupon],
@@ -112,14 +112,14 @@ describe('OrderCoupon', () => {
   });
 });
 
-describe('OrderCouponList', () => {
+describe('CouponList', () => {
   let wrapper;
   afterEach(() => {
     wrapper && wrapper.destroy();
   });
 
   it('no coupon', () => {
-    wrapper = mount(OrderCouponList, {
+    wrapper = mount(CouponList, {
       propsData: {
         chosenCoupon: -1
       }
@@ -127,15 +127,15 @@ describe('OrderCouponList', () => {
 
     DOMChecker(wrapper, {
       count: {
-        '.van-order-coupon-coupon': 0,
-        '.van-order-coupon-coupon--disabled': 0,
-        '.van-order-coupon-list__list h3': 0
+        '.van-coupon-item': 0,
+        '.van-coupon-item--disabled': 0,
+        '.van-coupon-list__list h3': 0
       }
     });
   });
 
   it('has two coupon', () => {
-    wrapper = mount(OrderCouponList, {
+    wrapper = mount(CouponList, {
       propsData: {
         chosenCoupon: -1,
         coupons: [coupon, discountCoupon],
@@ -144,15 +144,15 @@ describe('OrderCouponList', () => {
     });
     DOMChecker(wrapper, {
       count: {
-        '.van-order-coupon-coupon': 4,
-        '.van-order-coupon-coupon--disabled': 2,
-        '.van-order-coupon-list__list h3': 1
+        '.van-coupon-item': 4,
+        '.van-coupon-item--disabled': 2,
+        '.van-coupon-list__list h3': 1
       }
     });
   });
 
   it('switch to first coupon', (done) => {
-    wrapper = mount(OrderCouponList, {
+    wrapper = mount(CouponList, {
       attachToDocument: true,
       propsData: {
         show: true,
@@ -168,8 +168,8 @@ describe('OrderCouponList', () => {
 
     // 弹出 popup
     setTimeout(() => {
-      expect(wrapper.find('.van-order-coupon-list')[0].hasStyle('display', 'none')).to.equal(false);
-      wrapper.find('.van-order-coupon-coupon')[0].trigger('click');
+      expect(wrapper.find('.van-coupon-list')[0].hasStyle('display', 'none')).to.equal(false);
+      wrapper.find('.van-coupon-item')[0].trigger('click');
 
       setTimeout(() => {
         expect(wrapper.vm.chosenCoupon).to.equal(0);
@@ -179,7 +179,7 @@ describe('OrderCouponList', () => {
   });
 
   it('cancel select coupon', (done) => {
-    wrapper = mount(OrderCouponList, {
+    wrapper = mount(CouponList, {
       attachToDocument: true,
       propsData: {
         show: false,
@@ -198,17 +198,17 @@ describe('OrderCouponList', () => {
     });
 
     setTimeout(() => {
-      wrapper.find('.van-order-coupon-list__close')[0].trigger('click');
+      wrapper.find('.van-coupon-list__close')[0].trigger('click');
       setTimeout(() => {
         expect(wrapper.vm.chosenCoupon).to.equal(-1);
-        expect(wrapper.find('.van-order-coupon-list')[0].hasStyle('display', 'none')).to.equal(true);
+        expect(wrapper.find('.van-coupon-list')[0].hasStyle('display', 'none')).to.equal(true);
         done();
       }, 500);
     }, 500);
   });
 
   it('denominations format', () => {
-    wrapper = mount(OrderCouponList, {
+    wrapper = mount(CouponList, {
       attachToDocument: true,
       propsData: {
         coupons: [coupon, {
@@ -227,15 +227,15 @@ describe('OrderCouponList', () => {
       }
     });
 
-    expect(wrapper.find('.van-order-coupon-coupon__gradient h2')[0].text()).to.equal('¥ 1.5');
-    expect(wrapper.find('.van-order-coupon-coupon__gradient h2')[1].text()).to.equal('¥ 0.1');
-    expect(wrapper.find('.van-order-coupon-coupon__gradient h2')[2].text()).to.equal('¥ 1');
-    expect(wrapper.find('.van-order-coupon-coupon__gradient h2')[3].text()).to.equal('¥ 1.35');
-    expect(wrapper.find('.van-order-coupon-coupon__gradient h2')[4].text()).to.equal('');
+    expect(wrapper.find('.van-coupon-item__gradient h2')[0].text()).to.equal('¥ 1.5');
+    expect(wrapper.find('.van-coupon-item__gradient h2')[1].text()).to.equal('¥ 0.1');
+    expect(wrapper.find('.van-coupon-item__gradient h2')[2].text()).to.equal('¥ 1');
+    expect(wrapper.find('.van-coupon-item__gradient h2')[3].text()).to.equal('¥ 1.35');
+    expect(wrapper.find('.van-coupon-item__gradient h2')[4].text()).to.equal('');
   });
 
   it('discount format', () => {
-    wrapper = mount(OrderCouponList, {
+    wrapper = mount(CouponList, {
       attachToDocument: true,
       propsData: {
         coupons: [discountCoupon, {
@@ -248,13 +248,13 @@ describe('OrderCouponList', () => {
       }
     });
 
-    expect(wrapper.find('.van-order-coupon-coupon__gradient h2')[0].text()).to.equal('8.8折');
-    expect(wrapper.find('.van-order-coupon-coupon__gradient h2')[1].text()).to.equal('1折');
-    expect(wrapper.find('.van-order-coupon-coupon__gradient h2')[2].text()).to.equal('');
+    expect(wrapper.find('.van-coupon-item__gradient h2')[0].text()).to.equal('8.8折');
+    expect(wrapper.find('.van-coupon-item__gradient h2')[1].text()).to.equal('1折');
+    expect(wrapper.find('.van-coupon-item__gradient h2')[2].text()).to.equal('');
   });
 
   it('add coupon', (done) => {
-    wrapper = mount(OrderCouponList, {
+    wrapper = mount(CouponList, {
       attachToDocument: true,
       propsData: {
         show: true,
@@ -282,7 +282,7 @@ describe('OrderCouponList', () => {
       wrapper.find('.van-field__control')[0].trigger('input');
 
       setTimeout(() => {
-        wrapper.find('.van-order-coupon-list__exchange')[0].trigger('click');
+        wrapper.find('.van-coupon-list__exchange')[0].trigger('click');
         DOMChecker(wrapper, {
           count: {
             '.van-button--disabled': 0
@@ -290,12 +290,12 @@ describe('OrderCouponList', () => {
         });
 
         setTimeout(() => {
-          expect(wrapper.find('.van-order-coupon-list')[0].hasStyle('display', 'none')).to.equal(false);
+          expect(wrapper.find('.van-coupon-list')[0].hasStyle('display', 'none')).to.equal(false);
           DOMChecker(wrapper, {
             count: {
               '.van-button--disabled': 1,
-              '.van-order-coupon-coupon': 6,
-              '.van-order-coupon-coupon--disabled': 2
+              '.van-coupon-item': 6,
+              '.van-coupon-item--disabled': 2
             }
           });
           done();
@@ -305,7 +305,7 @@ describe('OrderCouponList', () => {
   });
 
   it('displayedCouponIndex out of range', (done) => {
-    wrapper = mount(OrderCouponList, {
+    wrapper = mount(CouponList, {
       propsData: {
         show: true,
         displayedCouponIndex: -100,
diff --git a/test/unit/specs/express-way.spec.js b/test/unit/specs/express-way.spec.js
deleted file mode 100644
index 06185dddd..000000000
--- a/test/unit/specs/express-way.spec.js
+++ /dev/null
@@ -1,201 +0,0 @@
-import ExpressWay from 'packages/express-way';
-import { mount } from 'avoriaz';
-import { DOMChecker } from '../utils';
-
-const mockData = [{
-  'postage': 10050,
-  'postage_desc': '由商家门店提供配送服务, 起送价 0.01 元',
-  'postage_title': '同城配送',
-  'express_type': 1
-}, {
-  'postage': 0,
-  'postage_desc': '由商家选择合作快递为您服务',
-  'postage_title': '快递发货',
-  'express_type': 2,
-  'postage_warn_desc': '3天后发货'
-}];
-
-describe('ExpressWay', () => {
-  let wrapper;
-  afterEach(() => {
-    wrapper && wrapper.destroy();
-  });
-
-  it('default', () => {
-    wrapper = mount(ExpressWay, {
-      attachToDocument: true,
-      propsData: {
-        value: 1,
-        expressList: mockData
-      }
-    });
-
-    DOMChecker(wrapper, {
-      text: {
-        '.van-cell__text': '配送方式',
-        '.van-express-way__fee': '¥100.50',
-        '.van-express-way__type': mockData[0].postage_title,
-        '.van-actionsheet__header h3': '配送方式',
-        '.van-express-way-option__title span': mockData[0].postage_title,
-        '.van-express-way-option__content p': mockData[0].postage_desc
-      },
-      count: {
-        '.van-icon-arrow': 1
-      },
-      style: {
-        '.van-actionsheet': {
-          display: 'none'
-        }
-      }
-    });
-  });
-
-  it('show actionsheet', (done) => {
-    wrapper = mount(ExpressWay, {
-      attachToDocument: true,
-      propsData: {
-        value: 1,
-        expressList: mockData
-      }
-    });
-
-    // 点击后弹出 actionsheet
-    const cells = wrapper.find('.van-cell');
-    cells[cells.length - 1].trigger('click');
-    setTimeout(() => {
-      expect(wrapper.find('.van-actionsheet')[0].hasStyle('display', 'none')).to.equal(false);
-      done();
-    }, 500);
-  });
-
-  it('change express way', (done) => {
-    wrapper = mount(ExpressWay, {
-      attachToDocument: true,
-      propsData: {
-        value: 1,
-        expressList: mockData
-      }
-    });
-
-    wrapper.vm.$on('input', val => {
-      wrapper.vm.value = val;
-    });
-
-    // 点击后弹出 actionsheet
-    const cells = wrapper.find('.van-cell');
-    cells[cells.length - 1].trigger('click');
-
-    // 监听 change 事件
-    const submitSpyFunc = sinon.spy();
-    wrapper.vm.$on('change', submitSpyFunc);
-
-    setTimeout(() => {
-      expect(wrapper.find('.van-actionsheet')[0].hasStyle('display', 'none')).to.equal(false);
-
-      const secondOption = wrapper.find('.van-express-way-option')[1];
-      secondOption.trigger('click');
-
-      setTimeout(() => {
-        expect(wrapper.find('.van-actionsheet')[0].hasStyle('display', 'none')).to.equal(true);
-
-        DOMChecker(wrapper, {
-          text: {
-            '.van-express-way__fee': '免运费',
-            '.van-express-way__type': mockData[1].postage_title
-          }
-        });
-
-        // 修改后触发 change 事件
-        expect(submitSpyFunc.calledOnce).to.be.true;
-        done();
-      }, 500);
-    }, 500);
-  });
-
-  it('cellTitle prop', () => {
-    wrapper = mount(ExpressWay, {
-      attachToDocument: true,
-      propsData: {
-        value: 1,
-        cellTitle: '测试标题',
-        expressList: mockData
-      }
-    });
-
-    DOMChecker(wrapper, {
-      text: {
-        '.van-cell__text': '测试标题'
-      }
-    });
-  });
-
-  it('actionsheetTitle prop', () => {
-    wrapper = mount(ExpressWay, {
-      attachToDocument: true,
-      propsData: {
-        value: 1,
-        actionsheetTitle: '测试标题',
-        expressList: mockData
-      }
-    });
-
-    DOMChecker(wrapper, {
-      text: {
-        '.van-actionsheet__header h3': '测试标题'
-      }
-    });
-  });
-
-  it('set editable false ', () => {
-    wrapper = mount(ExpressWay, {
-      attachToDocument: true,
-      propsData: {
-        value: 1,
-        editable: false,
-        expressList: mockData
-      }
-    });
-
-    DOMChecker(wrapper, {
-      count: {
-        '.van-icon-arrow': 0,
-        '.van-actionsheet': 0
-      }
-    });
-  });
-
-  it('not editable when only one option', () => {
-    wrapper = mount(ExpressWay, {
-      attachToDocument: true,
-      propsData: {
-        value: 1,
-        editable: true,
-        expressList: mockData.slice(0, 1)
-      }
-    });
-
-    DOMChecker(wrapper, {
-      count: {
-        '.van-icon-arrow': 0,
-        '.van-actionsheet': 0
-      }
-    });
-  });
-
-  it('unexist express type', () => {
-    wrapper = mount(ExpressWay, {
-      attachToDocument: true,
-      propsData: {
-        value: -1,
-        expressList: mockData
-      }
-    });
-
-    DOMChecker(wrapper, {
-      text: {
-        '.van-express-way__fee': '',
-        '.van-express-way__type': ''
-      }
-    });
-  });
-});
diff --git a/test/unit/specs/invalid-goods.spec.js b/test/unit/specs/invalid-goods.spec.js
deleted file mode 100644
index 308713ce6..000000000
--- a/test/unit/specs/invalid-goods.spec.js
+++ /dev/null
@@ -1,81 +0,0 @@
-import InvalidGoods from 'packages/invalid-goods/index';
-import { mount } from 'avoriaz';
-import { DOMChecker } from '../utils';
-
-const mockItem = {
-  sku: [{ v: '商品SKU1' }, { v: '商品SKU2' }],
-  num: 2,
-  'sku_id': 123,
-  title: '商品名称',
-  price: 12200,
-  'unavailable_desc': '超出配送区域',
-  'img_url': 'https://img.yzcdn.cn/upload_files/2017/06/29/FnPSAKkEeh4FnDA09oIbmnlzWQrw.png'
-};
-
-describe('InvalidGoods', () => {
-  let wrapper;
-  afterEach(() => {
-    wrapper && wrapper.destroy();
-  });
-
-  it('default', () => {
-    wrapper = mount(InvalidGoods, {
-      attachToDocument: true,
-      propsData: {
-        goods: [mockItem, mockItem, mockItem]
-      }
-    });
-
-    DOMChecker(wrapper, {
-      text: {
-        '.van-invalid-goods__title': '以下商品无法一起购买，点击查看原因',
-        '.van-actionsheet__header h3': '以下商品无法一起下单',
-        '.van-invalid-goods-card__price': '¥122.00',
-        '.van-invalid-goods-card__sku': '商品SKU1, 商品SKU2',
-        '.van-invalid-goods-card__title': mockItem.title,
-        '.van-invalid-goods-card__num': 'x' + mockItem.num,
-        '.van-invalid-goods-card__desc': mockItem.unavailable_desc,
-        '.van-invalid-goods__count span': '共3件'
-      },
-      count: {
-        '.van-invalid-goods-card': 3,
-        '.van-invalid-goods__gallery img': 3
-      },
-      src: {
-        '.van-invalid-goods__thumb img': mockItem.img_url
-      }
-    });
-  });
-
-  it('title prop', () => {
-    wrapper = mount(InvalidGoods, {
-      attachToDocument: true,
-      propsData: {
-        goods: [mockItem],
-        title: '标题'
-      }
-    });
-
-    DOMChecker(wrapper, {
-      text: {
-        '.van-invalid-goods__title': '标题'
-      }
-    });
-  });
-
-  it('actionsheetTitle prop', () => {
-    wrapper = mount(InvalidGoods, {
-      attachToDocument: true,
-      propsData: {
-        goods: [mockItem],
-        actionsheetTitle: 'actionsheet标题'
-      }
-    });
-
-    DOMChecker(wrapper, {
-      text: {
-        '.van-actionsheet__header h3': 'actionsheet标题'
-      }
-    });
-  });
-});
diff --git a/test/unit/specs/order-goods.spec.js b/test/unit/specs/order-goods.spec.js
deleted file mode 100644
index 698c5ff5b..000000000
--- a/test/unit/specs/order-goods.spec.js
+++ /dev/null
@@ -1,311 +0,0 @@
-import OrderGoods from 'packages/order-goods';
-import { mount } from 'avoriaz';
-import { DOMChecker } from '../utils';
-
-const item1 = {
-  img_url: 'https://img.yzcdn.cn/upload_files/2017/07/02/af5b9f44deaeb68000d7e4a711160c53.jpg',
-  pay_price: 1050,
-  title: '商品 A',
-  num: '1'
-};
-
-const item2 = {
-  points_price: 200,
-  pay_price: 50,
-  img_url: 'https://img.yzcdn.cn/upload_files/2017/07/02/e89d56cd92ad8ce3b9d8e1babc3758b6.jpg',
-  title: '商品 B',
-  num: '15',
-  sku: [{ v: '商品SKU1' }, { v: '商品SKU2' }]
-};
-
-const item3 = {
-  pay_price: 50,
-  img_url: 'https://img.yzcdn.cn/upload_files/2017/07/02/e89d56cd92ad8ce3b9d8e1babc3758b6.jpg',
-  title: '商品 C',
-  num: '15',
-  is_presale: true,
-  delivery_time: '三天后发货',
-  show_delivery_time: true,
-  is_presale: true,
-  is_present: true,
-  message: {
-    '留言1': '留言1内容',
-    '留言2': 'https://img.yzcdn.cn/upload_files/2017/07/02/e89d56cd92ad8ce3b9d8e1babc3758b6.jpg'
-  }
-};
-
-describe('OrderGoods', () => {
-  let wrapper;
-  afterEach(() => {
-    wrapper && wrapper.destroy();
-  });
-
-  it('default', () => {
-    wrapper = mount(OrderGoods, {
-      attachToDocument: true,
-      propsData: {
-        shopName: '起码运动馆',
-        price: item1.pay_price,
-        itemList: [item1],
-        message: '留言留言'
-      }
-    });
-
-    DOMChecker(wrapper, {
-      text: {
-        '.van-order-goods-header a': '起码运动馆',
-        '.van-order-goods-price .van-cell__value span': '¥10.50',
-        '.van-card__title': item1.title,
-        '.van-card__num': 'x ' + item1.num,
-        '.van-card__price': '¥10.50'
-      },
-      value: {
-        '.van-order-goods-message textarea': '留言留言'
-      },
-      src: {
-        '.van-card__thumb img': item1.img_url
-      }
-    });
-  });
-
-  it('empty list', () => {
-    wrapper = mount(OrderGoods, {
-      attachToDocument: true,
-      propsData: {
-        itemList: []
-      }
-    });
-
-    const submitSpyFunc = sinon.spy();
-    wrapper.vm.$on('clickEmptyButton', submitSpyFunc);
-
-    wrapper.find('.van-button')[0].trigger('click');
-
-    DOMChecker(wrapper, {
-      text: {
-        '.van-order-goods-empty p': '当前没有可购买的商品，请重新选择',
-        '.van-order-goods-empty button': '返回重新选择'
-      },
-      src: {
-        '.van-order-goods-empty img': 'http://b.yzcdn.cn/v2/image/wap/trade/new_order/empty@2x.png'
-      }
-    });
-
-    expect(submitSpyFunc.calledOnce).to.be.true;
-  });
-
-  it('empty list config', () => {
-    wrapper = mount(OrderGoods, {
-      attachToDocument: true,
-      propsData: {
-        emptyIcon: 'https://img.yzcdn.cn/upload_files/2017/07/01/FlIeRrn5bMRoWhcwp4Dp1TmVAXKy.jpg',
-        emptyMessage: '测试',
-        emptyButtonText: '测试'
-      }
-    });
-
-    DOMChecker(wrapper, {
-      text: {
-        '.van-order-goods-empty p': '测试',
-        '.van-order-goods-empty button': '测试'
-      },
-      src: {
-        '.van-order-goods-empty img': 'https://img.yzcdn.cn/upload_files/2017/07/01/FlIeRrn5bMRoWhcwp4Dp1TmVAXKy.jpg'
-      }
-    });
-  });
-
-  it('edit message', (done) => {
-    wrapper = mount(OrderGoods, {
-      attachToDocument: true,
-      propsData: {
-        itemList: [item1],
-        message: ''
-      }
-    });
-
-    wrapper.vm.$on('input', val => {
-      wrapper.vm.message = val;
-      expect(wrapper.vm.message).to.equal('测试留言');
-      done();
-    });
-
-    const textarea = wrapper.find('textarea')[0];
-    textarea.element.value = '测试留言';
-    textarea.trigger('input');
-  });
-
-  it('message not editable', () => {
-    wrapper = mount(OrderGoods, {
-      attachToDocument: true,
-      propsData: {
-        itemList: [item1],
-        message: '留言留言',
-        messageEditable: false
-      }
-    });
-
-    DOMChecker(wrapper, {
-      text: {
-        '.van-order-goods-message p': '留言留言'
-      }
-    });
-  });
-
-  it('message not editable && empty', () => {
-    wrapper = mount(OrderGoods, {
-      attachToDocument: true,
-      propsData: {
-        itemList: [item1],
-        message: '',
-        messageEditable: false
-      }
-    });
-
-    DOMChecker(wrapper, {
-      text: {
-        '.van-order-goods-message p': ''
-      }
-    });
-  });
-
-  it('points props', () => {
-    wrapper = mount(OrderGoods, {
-      attachToDocument: true,
-      propsData: {
-        itemList: [item1],
-        points: 100
-      }
-    });
-
-    DOMChecker(wrapper, {
-      text: {
-        '.van-order-goods-price .van-cell__value span': '100积分'
-      }
-    });
-  });
-
-  it('points prop and price prop', () => {
-    wrapper = mount(OrderGoods, {
-      attachToDocument: true,
-      propsData: {
-        itemList: [item1],
-        points: 100,
-        price: 1050
-      }
-    });
-
-    DOMChecker(wrapper, {
-      text: {
-        '.van-order-goods-price .van-cell__value span': '100积分 + ¥10.50'
-      }
-    });
-  });
-
-  it('shopLink prop', () => {
-    wrapper = mount(OrderGoods, {
-      attachToDocument: true,
-      propsData: {
-        itemList: [item1],
-        shopLink: 'http://www.youzan.com'
-      }
-    });
-
-    expect(wrapper.find('.van-order-goods-header a')[0].element.getAttribute('href')).to.equal('http://www.youzan.com');
-  });
-
-  it('item with points', () => {
-    wrapper = mount(OrderGoods, {
-      attachToDocument: true,
-      propsData: {
-        itemList: [item2]
-      }
-    });
-
-    DOMChecker(wrapper, {
-      text: {
-        '.van-card__price': '200积分 + ¥0.50',
-        '.van-card__title': item2.title,
-        '.van-card__num': 'x ' + item2.num
-      },
-      src: {
-        '.van-card__thumb img': item2.img_url
-      }
-    });
-  });
-
-  it('presable item with deliveryTime', () => {
-    wrapper = mount(OrderGoods, {
-      attachToDocument: true,
-      propsData: {
-        itemList: [item3]
-      }
-    });
-
-    DOMChecker(wrapper, {
-      text: {
-        '.van-card__price': '¥0.50',
-        '.van-card__title': item3.title,
-        '.van-card__num': 'x ' + item3.num,
-        '.van-order-goods-card__delivery .van-cell__value span': item3.delivery_time
-      },
-      count: {
-        '.van-order-goods-card__present': 1,
-        '.van-order-goods-card__tag-green': 1
-      },
-      src: {
-        '.van-card__thumb img': item3.img_url
-      }
-    });
-  });
-
-  it('item with message', (done) => {
-    wrapper = mount(OrderGoods, {
-      attachToDocument: true,
-      propsData: {
-        itemList: [item3]
-      }
-    });
-
-    DOMChecker(wrapper, {
-      count: {
-        '.van-order-goods-card__message-button': 1,
-        '.van-order-goods-card__message li': 2
-      },
-      style: {
-        '.van-order-goods-card__message': {
-          'display': 'none'
-        }
-      }
-    });
-
-    const messageButton = wrapper.find('.van-order-goods-card__message-button')[0];
-    messageButton.trigger('click');
-
-    setTimeout(function() {
-      DOMChecker(wrapper, {
-        noStyle: {
-          '.van-order-goods-card__message': {
-            'display': 'none'
-          }
-        }
-      });
-      done();
-    }, 300);
-  });
-
-  it('multi items', () => {
-    wrapper = mount(OrderGoods, {
-      attachToDocument: true,
-      propsData: {
-        itemList: [item1, item2, item3]
-      }
-    });
-
-    DOMChecker(wrapper, {
-      count: {
-        '.van-order-goods-card': 3
-      }
-    });
-  });
-});
diff --git a/test/unit/specs/search.spec.js b/test/unit/specs/search.spec.js
index 1c13a5959..4a63a0389 100644
--- a/test/unit/specs/search.spec.js
+++ b/test/unit/specs/search.spec.js
@@ -8,7 +8,7 @@ describe('Search', () => {
     wrapper && wrapper.destroy();
   });
 
-  it('create a quantity', () => {
+  it('create a stepper', () => {
     wrapper = mount(Search);
 
     expect(wrapper.hasClass('van-search')).to.be.true;
diff --git a/test/unit/specs/quantity.spec.js b/test/unit/specs/stepper.js
similarity index 64%
rename from test/unit/specs/quantity.spec.js
rename to test/unit/specs/stepper.js
index b8972daa2..7362d6a4f 100644
--- a/test/unit/specs/quantity.spec.js
+++ b/test/unit/specs/stepper.js
@@ -1,43 +1,43 @@
-import Quantity from 'packages/quantity';
+import Stepper from 'packages/stepper';
 import { mount } from 'avoriaz';
 
-describe('Quantity', () => {
+describe('Stepper', () => {
   let wrapper;
 
   afterEach(() => {
     wrapper && wrapper.destroy();
   });
 
-  it('create a quantity', () => {
-    wrapper = mount(Quantity, {
+  it('create a stepper', () => {
+    wrapper = mount(Stepper, {
       propsData: {
         defaultValue: 1
       }
     });
 
-    expect(wrapper.hasClass('van-quantity')).to.be.true;
+    expect(wrapper.hasClass('van-stepper')).to.be.true;
     expect(wrapper.data().currentValue).to.equal(1);
 
-    const plusButton = wrapper.find('.van-quantity__plus')[0];
+    const plusButton = wrapper.find('.van-stepper__plus')[0];
     plusButton.trigger('click');
 
     expect(wrapper.data().currentValue).to.equal(2);
 
-    const minusButton = wrapper.find('.van-quantity__minus')[0];
+    const minusButton = wrapper.find('.van-stepper__minus')[0];
     minusButton.trigger('click');
     expect(wrapper.data().currentValue).to.equal(1);
   });
 
-  it('create a disabled quantity', (done) => {
-    wrapper = mount(Quantity, {
+  it('create a disabled stepper', (done) => {
+    wrapper = mount(Stepper, {
       propsData: {
         disabled: true
       }
     });
 
-    expect(wrapper.hasClass('van-quantity')).to.be.true;
-    const minusButton = wrapper.find('.van-quantity__minus')[0];
-    expect(minusButton.hasClass('van-quantity__minus--disabled')).to.be.true;
+    expect(wrapper.hasClass('van-stepper')).to.be.true;
+    const minusButton = wrapper.find('.van-stepper__minus')[0];
+    expect(minusButton.hasClass('van-stepper__minus--disabled')).to.be.true;
 
     const eventStub = sinon.stub(wrapper.vm, '$emit');
     minusButton.trigger('click');
@@ -48,8 +48,8 @@ describe('Quantity', () => {
       done();
     });
 
-    const plusButton = wrapper.find('.van-quantity__plus')[0];
-    expect(plusButton.hasClass('van-quantity__plus--disabled')).to.be.true;
+    const plusButton = wrapper.find('.van-stepper__plus')[0];
+    expect(plusButton.hasClass('van-stepper__plus--disabled')).to.be.true;
 
     plusButton.trigger('click');
 
@@ -60,14 +60,14 @@ describe('Quantity', () => {
     });
   });
 
-  it('update quantity value use v-model', (done) => {
-    wrapper = mount(Quantity, {
+  it('update stepper value use v-model', (done) => {
+    wrapper = mount(Stepper, {
       propsData: {
         value: 1
       }
     });
 
-    expect(wrapper.hasClass('van-quantity')).to.be.true;
+    expect(wrapper.hasClass('van-stepper')).to.be.true;
     const eventStub = sinon.stub(wrapper.vm, '$emit');
 
     wrapper.vm.value = 2;
@@ -80,14 +80,14 @@ describe('Quantity', () => {
   });
 
   it('correct value when value is not correct', (done) => {
-    wrapper = mount(Quantity, {
+    wrapper = mount(Stepper, {
       propsData: {
         value: 50,
         max: 30
       }
     });
 
-    expect(wrapper.hasClass('van-quantity')).to.be.true;
+    expect(wrapper.hasClass('van-stepper')).to.be.true;
     expect(wrapper.vm.currentValue).to.equal(30);
     const eventStub = sinon.stub(wrapper.vm, '$emit');
 
@@ -101,13 +101,13 @@ describe('Quantity', () => {
   });
 
   it('handle when input change', (done) => {
-    wrapper = mount(Quantity, {
+    wrapper = mount(Stepper, {
       propsData: {
         value: 1
       }
     });
 
-    const input = wrapper.find('.van-quantity__input')[0];
+    const input = wrapper.find('.van-stepper__input')[0];
     input.element.value = 2;
     input.trigger('input');
 
diff --git a/test/unit/specs/pay-order.spec.js b/test/unit/specs/submit-bar.js
similarity index 77%
rename from test/unit/specs/pay-order.spec.js
rename to test/unit/specs/submit-bar.js
index 6dab66ebf..5b12662be 100644
--- a/test/unit/specs/pay-order.spec.js
+++ b/test/unit/specs/submit-bar.js
@@ -1,8 +1,8 @@
-import PayOrder from 'packages/pay-order';
+import SubmitBar from 'packages/submit-bar';
 import { mount } from 'avoriaz';
 import { DOMChecker } from '../utils';
 
-describe('PayOrder', () => {
+describe('SubmitBar', () => {
   let wrapper;
   afterEach(() => {
     wrapper && wrapper.destroy();
@@ -15,22 +15,22 @@ describe('PayOrder', () => {
       tip: '您的收货地址不支持同城送, 我们已为您推荐快递'
     };
 
-    wrapper = mount(PayOrder, {
+    wrapper = mount(SubmitBar, {
       propsData: props
     });
 
     DOMChecker(wrapper, {
       text: {
         '.van-button__text': props.buttonText,
-        '.van-pay-order__price-interger': '¥30.',
-        '.van-pay-order__price-decimal': '50',
-        '.van-pay-order__tip': props.tip
+        '.van-submit-bar__price-interger': '¥30.',
+        '.van-submit-bar__price-decimal': '50',
+        '.van-submit-bar__tip': props.tip
       }
     });
   });
 
   it('no tip', () => {
-    wrapper = mount(PayOrder, {
+    wrapper = mount(SubmitBar, {
       propsData: {
         price: 3005,
         buttonText: '提交订单',
@@ -41,15 +41,15 @@ describe('PayOrder', () => {
     DOMChecker(wrapper, {
       text: {
         '.van-button__text': '提交订单',
-        '.van-pay-order__price-interger': '¥30.',
-        '.van-pay-order__price-decimal': '05',
-        '.van-pay-order__tip': ''
+        '.van-submit-bar__price-interger': '¥30.',
+        '.van-submit-bar__price-decimal': '05',
+        '.van-submit-bar__tip': ''
       }
     });
   });
 
   it('handle submit', () => {
-    wrapper = mount(PayOrder, {
+    wrapper = mount(SubmitBar, {
       propsData: {
         price: 3005,
         buttonText: '提交订单'
@@ -65,7 +65,7 @@ describe('PayOrder', () => {
   });
 
   it('can not submit when disabled', () => {
-    wrapper = mount(PayOrder, {
+    wrapper = mount(SubmitBar, {
       propsData: {
         disabled: true,
         buttonText: '提交订单'
@@ -81,7 +81,7 @@ describe('PayOrder', () => {
   });
 
   it('can not submit when loading', () => {
-    wrapper = mount(PayOrder, {
+    wrapper = mount(SubmitBar, {
       propsData: {
         loading: true,
         buttonText: '提交订单'
diff --git a/test/unit/specs/deep-select.spec.js b/test/unit/specs/tree-select.spec.js
similarity index 69%
rename from test/unit/specs/deep-select.spec.js
rename to test/unit/specs/tree-select.spec.js
index 2fa1a85b9..8ee3bebf6 100644
--- a/test/unit/specs/deep-select.spec.js
+++ b/test/unit/specs/tree-select.spec.js
@@ -1,19 +1,19 @@
-import DeepSelect from 'packages/deep-select';
+import TreeSelect from 'packages/tree-select';
 import { mount } from 'avoriaz';
 
-describe('DeepSelect', () => {
+describe('TreeSelect', () => {
   let wrapper;
   afterEach(() => {
     wrapper && wrapper.destroy();
   });
 
-  it('create an empty deep-select', () => {
-    wrapper = mount(DeepSelect);
+  it('create an empty tree-select', () => {
+    wrapper = mount(TreeSelect);
     expect(wrapper.hasStyle('height', '0px')).to.be.true;
   });
 
-  it('create a deep-select correctly', () => {
-    wrapper = mount(DeepSelect, {
+  it('create a tree-select correctly', () => {
+    wrapper = mount(TreeSelect, {
       propsData: {
         items: [{
           text: 'A',
@@ -25,13 +25,13 @@ describe('DeepSelect', () => {
         maxHeight: 200
       }
     });
-    expect(wrapper.hasClass('van-deep-select')).to.be.true;
+    expect(wrapper.hasClass('van-tree-select')).to.be.true;
     expect(wrapper.hasStyle('height', '44px')).to.be.true;
-    expect(wrapper.propsData().maxHeight).to.equal(200);
+    expect(wrapper.vm.maxHeight).to.equal(200);
   });
 
   it('interact with this component', () => {
-    wrapper = mount(DeepSelect, {
+    wrapper = mount(TreeSelect, {
       propsData: {
         items: [{
           text: 'A',
@@ -58,10 +58,10 @@ describe('DeepSelect', () => {
     wrapper.vm.$on('itemclick', item => {
       wrapper.vm.activeId = item.id;
     });
-    const secondNav = wrapper.find('.van-deep-select__nitem')[1];
+    const secondNav = wrapper.find('.van-tree-select__nitem')[1];
     secondNav.trigger('click');
     expect(wrapper.vm.mainActiveIndex).to.equal(1);
-    const target = wrapper.find('.van-deep-select__item')[0];
+    const target = wrapper.find('.van-tree-select__item')[0];
     target.trigger('click');
     expect(wrapper.vm.activeId).to.equal(345);
   });