diff --git a/docs/demos/mock/sku.js b/docs/demos/mock/sku.js
index 828a00312..5d5732349 100644
--- a/docs/demos/mock/sku.js
+++ b/docs/demos/mock/sku.js
@@ -366,7 +366,7 @@ export default {
           extend: null,
           kdt_id: 55,
           discount_price: 0,
-          stock_num: 6,
+          stock_num: 4,
           stock_mode: 0,
           is_sell: null,
           combin_sku: false,
@@ -506,7 +506,7 @@ export default {
     alias: '2oml0r0n5vytj',
     quota: 15,
     is_virtual: '0',
-    quota_used: 0,
+    quota_used: 1,
     goods_info: {
       title: 'Goods Name',
       picture: 'https://img.yzcdn.cn/upload_files/2017/03/16/Fs_OMbSFPa183sBwvG_94llUYiLa.jpeg?imageView2/2/w/100/h/100/q/75/format/jpg',
diff --git a/docs/demos/views/sku.vue b/docs/demos/views/sku.vue
index 29e95078b..a930134fd 100644
--- a/docs/demos/views/sku.vue
+++ b/docs/demos/views/sku.vue
@@ -11,6 +11,7 @@
           :quota="$t('sku').quota"
           :quota-used="$t('sku').quota_used"
           :reset-stepper-on-hide="true"
+          :reset-selected-sku-on-hide="true"
           :disable-stepper-input="true"
           @buy-clicked="handleBuyClicked"
           @add-cart="handleAddCartClicked"
diff --git a/docs/markdown/en-US/sku.md b/docs/markdown/en-US/sku.md
index 89e2fe8ff..41945a0ad 100644
--- a/docs/markdown/en-US/sku.md
+++ b/docs/markdown/en-US/sku.md
@@ -20,6 +20,7 @@ Vue.use(Sku);
   :quota="quota"
   :quota-used="quotaUsed"
   :reset-stepper-on-hide="resetStepperOnHide"
+  :reset-selected-sku-on-hide="resetSelectedSkuOnHide"
   :disable-stepper-input="disableStepperInput"
   @buy-clicked="handleBuyClicked"
   @add-cart="handleAddCartClicked"
@@ -70,6 +71,7 @@ Vue.use(Sku);
 | quota | Quota (0 as no limit) | `Number` | `0` | - |
 | quota-used | Used quota | `Number` | `0` | - |
 | reset-stepper-on-hide | Whether to reset stepper when hide | `Boolean` | `false` | - |
+| reset-selected-sku-on-hide | Whether to reset selected sku when hide | `Boolean` | `false` | - |
 | disable-stepper-input | Whether to disable stepper input | `Boolean` | `false` | - |
 | stepper-title | Quantity title | `String` | `Quantity` | - |
 
@@ -85,6 +87,7 @@ Vue.use(Sku);
 | Name | Description | 
 |-----------|-----------|
 | sku-header | Custom header |
+| sku-body-top | Custom content before sku-group |
 | sku-group | Custom sku |
 | extra-sku-group | Extra custom content |
 | sku-stepper | Custom stepper |
diff --git a/docs/markdown/zh-CN/sku.md b/docs/markdown/zh-CN/sku.md
index 0993d4538..57c0895ef 100644
--- a/docs/markdown/zh-CN/sku.md
+++ b/docs/markdown/zh-CN/sku.md
@@ -20,6 +20,7 @@ Vue.use(Sku);
   :quota="quota"
   :quota-used="quotaUsed"
   :reset-stepper-on-hide="resetStepperOnHide"
+  :reset-selected-sku-on-hide="resetSelectedSkuOnHide"
   :disable-stepper-input="disableStepperInput"
   @buy-clicked="handleBuyClicked"
   @add-cart="handleAddCartClicked"
@@ -71,6 +72,7 @@ Vue.use(Sku);
 | quota | 限购数(0表示不限购) | `Number` | `0` | - |
 | quota-used | 已经购买过的数量 | `Number` | `0` | - |
 | reset-stepper-on-hide | 窗口隐藏时重置选择的商品数量 | `Boolean` | `false` | - |
+| reset-selected-sku-on-hide | 窗口隐藏时重置已选择的sku | `Boolean` | `false` | - |
 | disable-stepper-input | 是否禁用sku中stepper的input框 | `Boolean` | `false` | - |
 | stepper-title | 数量选择组件左侧文案 | `String` | `购买数量` | - |
 
@@ -88,6 +90,7 @@ Sku 组件默认划分好了若干区块，这些区块都定义成了 slot，
 | 名称 | 说明 | 
 |-----------|-----------|
 | sku-header | 商品信息展示区，包含商品图片、名称、价格等信息 |
+| sku-body-top | sku展示区上方的slot，无默认展示内容，按需使用 |
 | sku-group | 商品sku展示区 |
 | extra-sku-group | 额外商品sku展示区，一般用不到 |
 | sku-stepper | 商品数量选择区 |
diff --git a/packages/sku/components/SkuStepper.vue b/packages/sku/components/SkuStepper.vue
index 9b7779355..9b2a1264c 100644
--- a/packages/sku/components/SkuStepper.vue
+++ b/packages/sku/components/SkuStepper.vue
@@ -86,6 +86,7 @@ export default create({
         this.limitType = QUOTA_LIMIT;
       } else {
         limit = this.stock;
+        this.limitType = STOCK_LIMIT;
       }
 
       return limit;
diff --git a/packages/sku/containers/SkuContainer.vue b/packages/sku/containers/SkuContainer.vue
index a5c595d79..fb27be30a 100644
--- a/packages/sku/containers/SkuContainer.vue
+++ b/packages/sku/containers/SkuContainer.vue
@@ -2,6 +2,7 @@
   <popup v-model="show" v-if="!isSkuEmpty" position="bottom" lock-on-scroll prevent-scroll>
     <div class="van-sku-container">
       <div class="van-sku-layout">
+        <!-- sku-header -->
         <slot name="sku-header" :skuEventBus="skuEventBus" :selectedSku="selectedSku" :selectedSkuComb="selectedSkuComb">
           <sku-header
             :sku-event-bus="skuEventBus"
@@ -12,6 +13,9 @@
           />
         </slot>
         <div class="van-sku-body" :style="bodyStyle">
+          <!-- sku-body-top -->
+          <slot name="sku-body-top" :selectedSku="selectedSku" :skuEventBus="skuEventBus" />
+          <!-- sku-group -->
           <slot name="sku-group" :selectedSku="selectedSku" :skuEventBus="skuEventBus">
             <div v-if="hasSku" class="van-sku-group-container van-hairline--bottom">
               <div
@@ -35,7 +39,9 @@
               </div>
             </div>
           </slot>
+          <!-- extra-sku-group -->
           <slot name="extra-sku-group" :skuEventBus="skuEventBus"/>
+          <!-- sku-stepper -->
           <slot name="sku-stepper" :skuEventBus="skuEventBus" :selectedSku="selectedSku" :selectedSkuComb="selectedSkuComb" :selectedNum="selectedNum">
             <sku-stepper
               ref="skuStepper"
@@ -51,6 +57,7 @@
               :hide-stock="hideStock"
             />
           </slot>
+          <!-- sku-messages -->
           <slot name="sku-messages">
             <sku-messages
               ref="skuMessages"
@@ -60,6 +67,7 @@
             />
           </slot>
         </div>
+        <!-- sku-actions -->
         <slot name="sku-actions" :skuEventBus="skuEventBus">
           <sku-actions
             :sku-event-bus="skuEventBus"
@@ -134,6 +142,7 @@ export default create({
       default: 200
     },
     resetStepperOnHide: Boolean,
+    resetSelectedSkuOnHide: Boolean,
     disableStepperInput: Boolean,
     messagePlaceholderMap: {
       type: Object,
@@ -168,6 +177,10 @@ export default create({
         if (this.resetStepperOnHide) {
           this.$refs.skuStepper && this.$refs.skuStepper.setCurrentNum(1);
         }
+
+        if (this.resetSelectedSkuOnHide) {
+          this.resetSelectedSku(this.skuTree);
+        }
       }
     },
     value(val) {
diff --git a/test/unit/specs/sku.spec.js b/test/unit/specs/sku.spec.js
index 6160e30b7..f78f6944f 100644
--- a/test/unit/specs/sku.spec.js
+++ b/test/unit/specs/sku.spec.js
@@ -26,7 +26,8 @@ describe('Sku', (done) => {
         sku: data.sku,
         goodsId: data.goods_id,
         goods: goods,
-        resetStepperOnHide: true
+        resetStepperOnHide: true,
+        resetSelectedSkuOnHide: true
       }
     });