diff --git a/pages/other_package/productInfo/productInfo.vue b/pages/other_package/productInfo/productInfo.vue
index 47bfe08..09fb744 100644
--- a/pages/other_package/productInfo/productInfo.vue
+++ b/pages/other_package/productInfo/productInfo.vue
@@ -2,15 +2,16 @@
   <view class="product_info_warp">
     <!-- <image v-if="tmpImg" :src="tmpImg" style="width:620rpx;height:960rpx"></image> -->
     <!-- 头部产品描述图 -->
-    <view class="product_info_header_warp">
+    <view class="product_info_header_warp" :style="{ height: swiperHeight + 'rpx' }">
       <up-swiper :list="swiperList" class="product_info_header_swiper" @click="onSwiper"
-        @change="(e) => (currentNum = e.current)">
+        @change="(e) => (currentNum = e.current)" :height="swiperHeight + 'rpx'" img-mode="widthFix">
         <template #indicator>
           <view class="indicator-num">
             <text class="indicator-num__text">{{ currentNum + 1 }}/{{ swiperList.length }}</text>
           </view>
         </template>
       </up-swiper>
+
       <view class="img_comm left_warp">
         <up-image src="/static/common/left_b_st.png" width="30" height="30" bgColor="#f1f6ff00" v-if="!isShareUrl"
           @click="jumpLeft"></up-image>
@@ -399,6 +400,7 @@ export default {
       tuiList: ["破损", "污渍", "划痕", "标签", "其他"],
       swiperList: [],
       currentNum: 0,
+      swiperHeight: 800,
       specificationShow: false,
       specificationShowType: "", // 弹框类型
       orderInfo: {},
@@ -518,6 +520,19 @@ export default {
       }
       return `${Math.floor(num / 10000)}万+`;
     },
+    async calcSwiperHeight() {
+      if (!this.swiperList || this.swiperList.length === 0) return;
+      try {
+        const imgUrl = this.swiperList[0];
+        const res = await uni.getImageInfo({
+          src: imgUrl
+        });
+        const ratio = res.height / res.width;
+        this.swiperHeight = Math.round(750 * ratio);
+      } catch (e) {
+        console.error('calcSwiperHeight error:', e);
+      }
+    },
 
     onOpenApp() {
       //https://download.tbmall.xin/1002/apppacket/20251113/20251113183449483.apk
@@ -923,6 +938,7 @@ export default {
         // 商品图
         if (data.goodsGraph) {
           this.swiperList = data.goodsGraph.split(",");
+          this.calcSwiperHeight();
         }
         data.addressObj = {}; // 收件人地址
         data.quantity = 1; // 数量
@@ -981,6 +997,7 @@ export default {
               currentThumb = domain + "/static/upload/" + objData.thumb;
             }
             this.swiperList = [currentThumb]; // 封面图
+            this.calcSwiperHeight();
             this.orderInfo = orderInfo;
           }
         },
@@ -1338,20 +1355,18 @@ export default {
   position: relative;
 
   .product_info_header_swiper {
-    height: 800rpx !important;
-
     .u-swiper {
-      height: 800rpx !important;
+      height: 100% !important;
     }
 
     ::v-deep(.u-swiper__wrapper) {
-      height: 800rpx !important;
+      height: 100% !important;
 
       .u-swiper__wrapper {
-        height: 800rpx !important;
+        height: 100% !important;
 
         .u-swiper__wrapper__item__wrapper__image {
-          height: 800rpx !important;
+          height: 100% !important;
         }
       }
     }