diff --git a/src/api/ecss/ecss.js b/src/api/ecss/ecss.js
index b58b299..a11af21 100644
--- a/src/api/ecss/ecss.js
+++ b/src/api/ecss/ecss.js
@@ -114,6 +114,8 @@ export const batchUpdatePackingInfo = data => createAPI(`/ecss/coDel/batchUpdate
 export const batchDeleteBoxes = data => createAPI(`/ecss/coDel/batchDeleteBoxes`,'post',data)
 // 调整总毛重
 export const adjustTotalGrossWeight = data => createAPI(`/ecss/coDel/adjustTotalGrossWeight`,'post',data)
+// 更新总体积
+export const updateTotalVolume = data => createAPI(`/ecss/coDel/updateTotalVolume`,'post',data)
 
 export const searchTemplateList = data => createAPI(`/select/ecssMapper/searchTemplateList/list`,'post',data)
 
diff --git a/src/views/modules/ecss/components/PackingDetailTab.vue b/src/views/modules/ecss/components/PackingDetailTab.vue
index 488b5fb..dd1a4a7 100644
--- a/src/views/modules/ecss/components/PackingDetailTab.vue
+++ b/src/views/modules/ecss/components/PackingDetailTab.vue
@@ -14,6 +14,7 @@
     </div>
 
     <!-- 行合并表格 - 箱信息和明细一目了然 -->
+    <div style="height: 300px">
     <el-table
       :data="flattenedTableData"
       :max-height="300"
@@ -50,13 +51,13 @@
         </template>
       </el-table-column>
 
-      <el-table-column label="毛重" prop="grossWeight" width="185" align="center">
+      <el-table-column label="毛重(KG)" prop="grossWeight" width="185" align="center">
         <template slot-scope="scope">
           <span class="box-info-text">{{ scope.row.grossWeight }}</span>
         </template>
       </el-table-column>
 
-      <el-table-column label="净重" prop="netWeight" width="100" align="center">
+      <el-table-column label="净重(KG)" prop="netWeight" width="100" align="center">
         <template slot-scope="scope">
             <span class="box-info-text" :style="{ color: scope.row.netWeight < 0 ? 'red' : '' }">{{ scope.row.netWeight }}</span>
         </template>
@@ -99,7 +100,7 @@
         </template>
       </el-table-column>
     </el-table>
-
+    </div>
     <!-- 托盘重量和总毛重显示（模拟表格行布局） -->
     <div class="weight-summary-table">
       <div class="weight-row">
@@ -107,13 +108,43 @@
         <div class="weight-cell cell-label">托盘重量</div>
         <div class="weight-cell cell-value"></div>
         <div class="weight-cell cell-value">{{ palletWeight }}</div>
-        <div class="weight-cell cell-empty"></div>
+        <div class="weight-cell cell-value">{{currentRow.walMartOrderFlag==='Y'?'总体积(m³)':''}}</div>
+        <div class="weight-cell cell-value" v-if="currentRow.walMartOrderFlag==='Y'" style="display: flex; align-items: center; gap: 5px;">
+          <template v-if="!isEditingTotalVolume">
+            <span>{{ totalVolume !== null && totalVolume !== undefined ? totalVolume : '-' }}</span>
+            <i v-if="showActions" class="el-icon-edit"
+               style="cursor: pointer; color: #409EFF; font-size: 14px;"
+               @click="startEditTotalVolume"
+               title="编辑总体积"></i>
+          </template>
+          <template v-else>
+            <el-input
+              v-model="editingTotalVolumeValue"
+              size="mini"
+              type="number"
+              :min="0"
+              style="width: 120px;"
+              @keyup.enter.native="saveTotalVolume"
+              ref="totalVolumeInput">
+            </el-input>
+            <i class="el-icon-check"
+               style="cursor: pointer; color: #67C23A; font-size: 16px; font-weight: bold;"
+               @click="saveTotalVolume"
+               :class="{'disabled-icon': savingTotalVolume}"
+               title="保存"></i>
+            <i class="el-icon-close"
+               style="cursor: pointer; color: #F56C6C; font-size: 16px; font-weight: bold;"
+               @click="cancelEditTotalVolume"
+               :class="{'disabled-icon': savingTotalVolume}"
+               title="取消"></i>
+          </template>
+        </div>
+        <div v-else class="weight-cell cell-empty"></div>
         <div v-if="currentRow.boxSizeFlag==='Y'" class="weight-cell cell-empty"></div>
         <div class="weight-cell cell-empty"></div>
         <div class="weight-cell cell-empty"></div>
         <div class="weight-cell cell-empty"></div>
         <div class="weight-cell cell-empty"></div>
-        <div class="weight-cell cell-empty"></div>
       </div>
       <div class="weight-row">
         <div class="weight-cell cell-checkbox"></div>
@@ -420,7 +451,7 @@
 </template>
 
 <script>
-import { selectBoxList, searchCoDelPalletDataNew, updateBoxInfo, deleteBoxInfo, updateDetailInfo, deleteDetailInfo, batchUpdatePackingInfo, batchDeleteBoxes, searchEcssCoDelPalletHeaderData, adjustTotalGrossWeight } from "@/api/ecss/ecss.js"
+import { selectBoxList, searchCoDelPalletDataNew, updateBoxInfo, deleteBoxInfo, updateDetailInfo, deleteDetailInfo, batchUpdatePackingInfo, batchDeleteBoxes, searchEcssCoDelPalletHeaderData, adjustTotalGrossWeight, updateTotalVolume } from "@/api/ecss/ecss.js"
 
 export default {
   name: "PackingDetailTab",
@@ -496,6 +527,12 @@ export default {
         actualGrossWeight: ''
       },
 
+      // 总体积相关
+      totalVolume: 0, // 总体积
+      isEditingTotalVolume: false, // 是否正在编辑总体积
+      editingTotalVolumeValue: '', // 编辑中的总体积值
+      savingTotalVolume: false, // 是否正在保存总体积
+
       // 装箱明细列定义
       columnList3: [
         {
@@ -724,6 +761,7 @@ export default {
         this.flattenedTableData = [];
         this.palletWeight = 0;
         this.totalGrossWeight = 0;
+        this.totalVolume = null;
         this.selectedBoxes = [];
         this.currentLoadingId = null;
         return;
@@ -789,6 +827,11 @@ export default {
         // 计算总毛重 = 合计毛重 + 托盘重量
         this.calculateTotalGrossWeight();
 
+        // 加载总体积（从currentRow中获取）
+        this.totalVolume = this.currentRow.totalVolume !== undefined && this.currentRow.totalVolume !== null
+          ? this.currentRow.totalVolume
+          : null;
+
         console.log(`[${loadingId}] 加载完成`);
       } catch (error) {
         console.error(`[${loadingId}] 加载数据失败:`, error);
@@ -808,67 +851,64 @@ export default {
       }
     },
 
-    // 加载所有明细数据并生成扁平化表格数据（并行加载优化 + 分批处理 + 防竞态）
+    // 加载所有明细数据并生成扁平化表格数据（优化为一次性批量查询）
     async loadAllDetailsAndFlatten(loadingId) {
       const startTime = performance.now();
       const boxCount = this.dataListBoxes.length;
 
       this.loadingText = `正在加载${boxCount}个箱的明细数据...`;
-      console.log(`[${loadingId}] 开始加载${boxCount}个箱的明细数据（并行模式）...`);
+      console.log(`[${loadingId}] 开始批量加载${boxCount}个箱的明细数据...`);
+
+      // 一次性查询所有箱的明细数据（不传seqNo参数，后端会返回所有箱的明细）
+      const detailParams = {
+        site: this.currentRow.site,
+        buNo: this.currentRow.buNo,
+        delNo: this.currentRow.delNo
+        // 注意：不传seqNo，后端会查询该delNo下的所有箱明细
+      };
 
-      // 分批并行加载（每批最多20个请求，避免一次性请求过多）
-      const batchSize = 20;
-      const boxDetailsResults = [];
+      let allDetails = [];
+      try {
+        const detailResponse = await searchCoDelPalletDataNew(detailParams);
 
-      for (let i = 0; i < this.dataListBoxes.length; i += batchSize) {
-        // 每批次开始前检查是否还是最新请求
+        // 加载完成后检查是否还是最新请求
         if (this.currentLoadingId !== loadingId) {
-          console.log(`[${loadingId}] 检测到新请求，停止当前加载`);
+          console.log(`[${loadingId}] 检测到新请求，停止处理数据`);
           return;
         }
 
-        const batch = this.dataListBoxes.slice(i, i + batchSize);
-        const batchPromises = batch.map(box => {
-          const detailParams = {
-            site: this.currentRow.site,
-            buNo: this.currentRow.buNo,
-            delNo: this.currentRow.delNo,
-            seqNo: box.item_no,
-            palletRemark: box.palletRemark
-          };
-
-          return searchCoDelPalletDataNew(detailParams)
-            .then(detailResponse => {
-              const details = (detailResponse.data && detailResponse.data.code === 0)
-                ? detailResponse.data.rows || []
-                : [];
-              return { box, details };
-            })
-            .catch(error => {
-              console.error(`[${loadingId}] 加载箱${box.item_no}明细数据失败:`, error);
-              return { box, details: [] };
-            });
-        });
+        if (detailResponse.data && detailResponse.data.code === 0) {
+          allDetails = detailResponse.data.rows || [];
+        }
+      } catch (error) {
+        console.error(`[${loadingId}] 批量加载明细数据失败:`, error);
+        this.$message.error('加载明细数据失败');
+        return;
+      }
 
-        // 等待当前批次完成
-        const batchResults = await Promise.all(batchPromises);
+      const loadTime = performance.now() - startTime;
 
-        // 批次完成后再次检查
-        if (this.currentLoadingId !== loadingId) {
-          console.log(`[${loadingId}] 检测到新请求，丢弃批次结果`);
-          return;
+      // 将明细数据按箱号(seqNo)分组
+      // 注意：后端返回的明细数据是实体类(驼峰命名seqNo)，而箱列表是Map(下划线命名item_no)
+      // 使用字符串键确保类型一致
+      const detailsMap = new Map();
+      allDetails.forEach(detail => {
+        const seqNo = String(detail.seqNo);  // 转换为字符串确保类型一致
+        if (!detailsMap.has(seqNo)) {
+          detailsMap.set(seqNo, []);
         }
+        detailsMap.get(seqNo).push(detail);
+      });
 
-        boxDetailsResults.push(...batchResults);
-
-        // 更新进度显示
-        if (this.dataListBoxes.length > batchSize) {
-          const loaded = i + batch.length;
-          const progress = Math.min(100, Math.round(loaded / this.dataListBoxes.length * 100));
-          this.loadingText = `正在加载明细数据... ${progress}% (${loaded}/${boxCount})`;
-          console.log(`[${loadingId}] 加载进度: ${progress}% (${loaded}/${boxCount})`);
+      // 构建箱与明细的关联关系（box.item_no 对应 detail.seqNo）
+      const boxDetailsResults = this.dataListBoxes.map(box => {
+        const itemNo = String(box.item_no);  // 转换为字符串确保类型一致
+        const details = detailsMap.get(itemNo) || [];
+        if (details.length === 0) {
+          console.log(`[${loadingId}] 警告: 箱 ${box.item_no} (原始类型: ${typeof box.item_no}) 没有找到对应的明细数据`);
         }
-      }
+        return { box, details };
+      });
 
       // 渲染前最后检查一次
       if (this.currentLoadingId !== loadingId) {
@@ -878,9 +918,6 @@ export default {
 
       this.loadingText = '正在渲染数据...';
 
-      const loadTime = performance.now() - startTime;
-      console.log(`[${loadingId}] 明细数据加载完成，耗时：${loadTime.toFixed(0)}ms，平均每个箱：${(loadTime/boxCount).toFixed(0)}ms`);
-
 
       // 生成扁平化数据前最后检查
       if (this.currentLoadingId !== loadingId) {
@@ -1467,7 +1504,7 @@ export default {
               return prev;
             }
           }, 0);
-          sums[index] = sum.toFixed(3);
+          sums[index] = sum.toFixed(2);
         } else if (column.property === 'netWeight') {
           // 净重合计
           const sum = boxFirstRows.reduce((prev, curr) => {
@@ -1478,7 +1515,7 @@ export default {
               return prev;
             }
           }, 0);
-          sums[index] = sum.toFixed(3);
+          sums[index] = sum.toFixed(2);
         } else if (column.property === 'rolls') {
           // Rolls合计
           const sum = boxFirstRows.reduce((prev, curr) => {
@@ -1489,7 +1526,7 @@ export default {
               return prev;
             }
           }, 0);
-          sums[index] = sum.toFixed(3);
+          sums[index] = sum.toFixed(0);
         } else if (column.property === 'qty') {
           // 明细数量合计（所有行）
           const sum = data.filter(item => item._hasDetail).reduce((prev, curr) => {
@@ -1544,20 +1581,40 @@ export default {
         const tableData = [];
         const spanInfo = [];
 
-        // 遍历每个Box，获取其明细
-        for (const box of boxes) {
-          const detailParams = {
-            site: this.currentRow.site,
-            buNo: this.currentRow.buNo,
-            delNo: this.currentRow.delNo,
-            seqNo: box.item_no,
-            palletRemark: box.palletRemark
-          };
+        // 一次性批量查询所有箱的明细数据（优化：从循环查询改为批量查询）
+        const detailParams = {
+          site: this.currentRow.site,
+          buNo: this.currentRow.buNo,
+          delNo: this.currentRow.delNo
+          // 注意：不传seqNo，后端会查询该delNo下的所有箱明细
+        };
 
+        let allDetails = [];
+        try {
           const detailResponse = await searchCoDelPalletDataNew(detailParams);
-          const details = (detailResponse.data && detailResponse.data.code === 0)
-            ? detailResponse.data.rows || []
-            : [];
+          if (detailResponse.data && detailResponse.data.code === 0) {
+            allDetails = detailResponse.data.rows || [];
+          }
+        } catch (error) {
+          console.error('批量加载明细数据失败:', error);
+        }
+
+        // 将明细数据按箱号(seqNo)分组
+        const detailsMap = new Map();
+        allDetails.forEach(detail => {
+          const seqNo = String(detail.seqNo);  // 转换为字符串确保类型一致
+          if (!detailsMap.has(seqNo)) {
+            detailsMap.set(seqNo, []);
+          }
+          detailsMap.get(seqNo).push(detail);
+        });
+
+        console.log(`批量编辑数据加载: 共${boxes.length}个箱，${allDetails.length}条明细，分组${detailsMap.size}个箱`);
+
+        // 遍历每个Box，从分组中获取对应的明细
+        for (const box of boxes) {
+          const itemNo = String(box.item_no);  // 转换为字符串确保类型一致
+          const details = detailsMap.get(itemNo) || [];
 
           // 记录该Box的起始行索引和跨行数
           const startIndex = tableData.length;
@@ -2120,6 +2177,78 @@ export default {
       } finally {
         this.adjustWeightSaving = false;
       }
+    },
+
+    // ========== 总体积编辑相关方法 ==========
+
+    /**
+     * 开始编辑总体积
+     */
+    startEditTotalVolume() {
+      this.isEditingTotalVolume = true;
+      this.editingTotalVolumeValue = this.totalVolume !== null && this.totalVolume !== undefined ? this.totalVolume.toString() : '';
+      this.$nextTick(() => {
+        if (this.$refs.totalVolumeInput) {
+          this.$refs.totalVolumeInput.focus();
+        }
+      });
+    },
+
+    /**
+     * 取消编辑总体积
+     */
+    cancelEditTotalVolume() {
+      if (this.savingTotalVolume) {
+        return;
+      }
+      this.isEditingTotalVolume = false;
+      this.editingTotalVolumeValue = '';
+    },
+
+    /**
+     * 保存总体积
+     */
+    async saveTotalVolume() {
+      if (this.savingTotalVolume) {
+        return;
+      }
+
+      const newVolume = parseFloat(this.editingTotalVolumeValue);
+
+      // 验证输入
+      if (this.editingTotalVolumeValue !== '' && (isNaN(newVolume) || newVolume < 0)) {
+        this.$message.warning('请输入有效的总体积（不能小于0）');
+        return;
+      }
+
+      this.savingTotalVolume = true;
+
+      try {
+        const params = {
+          site: this.currentRow.site,
+          buNo: this.currentRow.buNo,
+          delNo: this.currentRow.delNo,
+          totalVolume: this.editingTotalVolumeValue === '' ? null : newVolume,
+          updateBy: this.$store.state.user.name
+        };
+
+        const response = await updateTotalVolume(params);
+
+        if (response.data && response.data.code === 0) {
+          this.$message.success('总体积更新成功');
+          this.totalVolume = this.editingTotalVolumeValue === '' ? null : newVolume;
+          this.isEditingTotalVolume = false;
+          this.editingTotalVolumeValue = '';
+          this.$emit('refresh'); // 刷新父页面列表
+        } else {
+          this.$message.error(response.data.msg || '更新失败');
+        }
+      } catch (error) {
+        console.error('更新总体积失败:', error);
+        this.$message.error('更新失败');
+      } finally {
+        this.savingTotalVolume = false;
+      }
     }
   }
 }
@@ -2133,7 +2262,7 @@ export default {
 /* 托盘重量和总毛重显示样式（模拟表格行） */
 .weight-summary-table {
   border: 1px solid #ebeef5;
-  border-top: none;
+  //border-top: none;
   background: #fff;
 }
 
@@ -2566,4 +2695,10 @@ export default {
   font-weight: 600;
   color: #303133;
 }
+
+/* 总体积编辑禁用状态图标 */
+.disabled-icon {
+  opacity: 0.5;
+  cursor: not-allowed !important;
+}
 </style>