diff --git a/packages/submit-bar/index.less b/packages/submit-bar/index.less
index 0af3f60f..b692c372 100644
--- a/packages/submit-bar/index.less
+++ b/packages/submit-bar/index.less
@@ -32,8 +32,13 @@
   }
 
   &__price {
-    padding-right: 12px;
     color: @red;
+    font-size: 18px;
+    padding-right: 12px;
+  }
+
+  &__currency {
+    font-size: 14px;
   }
 
   &__button {
diff --git a/packages/submit-bar/index.ts b/packages/submit-bar/index.ts
index d3677242..55bbeff0 100644
--- a/packages/submit-bar/index.ts
+++ b/packages/submit-bar/index.ts
@@ -8,7 +8,7 @@ VantComponent({
   ],
 
   props: {
-    tip: [String, Boolean],
+    tip: null,
     type: Number,
     price: null,
     label: String,
diff --git a/packages/submit-bar/index.wxml b/packages/submit-bar/index.wxml
index 4eca8193..53ae8335 100644
--- a/packages/submit-bar/index.wxml
+++ b/packages/submit-bar/index.wxml
@@ -10,7 +10,9 @@
     <view class="van-submit-bar__text">
       <block wx:if="{{ hasPrice }}">
         <text>{{ label || '合计：' }}</text>
-        <text class="van-submit-bar__price price-class">{{ currency }} {{ priceStr }}</text>
+        <text class="van-submit-bar__price price-class">
+          <text class="van-submit-bar__currency">{{ currency }}</text> {{ priceStr }}
+        </text>
       </block>
     </view>
     <van-button