diff --git a/src/views/modules/changeManagement/changeRecord.vue b/src/views/modules/changeManagement/changeRecord.vue
index cca40e2..bf1dfd2 100644
--- a/src/views/modules/changeManagement/changeRecord.vue
+++ b/src/views/modules/changeManagement/changeRecord.vue
@@ -316,7 +316,7 @@
                       min-width="170"
                       label="New IFS Part No.">
                       <template slot-scope="scope">
-                        <el-input clearable @keydown.native.prevent :ref="`newPartNo${scope.$index}`" v-model="scope.row.newPartNo" style="width:77%"></el-input>
+                        <el-input clearable @keydown.native.prevent :ref="`newPartNo${scope.$index}`" v-model="scope.row.finalPartNo" style="width:77%"></el-input>
                         <el-button :disabled="showModalFlag||changeRequestDetailFlag('newPartNo') === 'N'" type="primary" @click="choosePartNo(scope.row)" style="width:18%;padding: 3px 7px">·&nbsp;·&nbsp;·</el-button>
                       </template>
                     </el-table-column>
@@ -3563,7 +3563,10 @@
 
       // 双击选中物料
       getRowData (row) {
+        // newPartNo保存PLM物料编码（用于存储到数据库）
         this.$set(this.tempPartRow,'newPartNo', row.testPartNo)
+        // finalPartNo用于前端显示IFS物料编码
+        this.$set(this.tempPartRow,'finalPartNo', row.finalPartNo)
         this.partModelFlag = false
       },
 
@@ -4226,6 +4229,9 @@
 
         this.modalData.userName = this.$store.state.user.name
         this.modalData.menuId = this.$route.meta.menuId
+
+        // 处理明细列表：前端显示用finalPartNo（IFS物料编码），后端存储用newPartNo（PLM物料编码）
+        // newPartNo在选择物料时已经正确设置为PLM编码，这里直接传递即可
         this.modalData.detailList = this.chooseDataList
         this.modalData.ecnTypeData = this.form
         this.modalData.costImpactData = this.costImpactData
diff --git a/src/views/modules/quote/index.vue b/src/views/modules/quote/index.vue
index 60a4297..9f07e53 100644
--- a/src/views/modules/quote/index.vue
+++ b/src/views/modules/quote/index.vue
@@ -620,8 +620,11 @@ export default {
         if (data && data.code === 0){
           this.dataList = data.rows
           this.total = data.total
-          // 加载每个报价的明细首条数据
-          this.loadQuoteDetailInfo()
+          // ❌ 性能优化：注释掉N+1查询问题（每个报价都会发起一次额外查询）
+          // 这会导致：如果有20条报价，就会执行1+20=21次数据库查询
+          // 解决方案：如果需要显示明细，应该在SQL中一次性JOIN查询，而不是循环查询
+          // this.loadQuoteDetailInfo()
+          
           if (this.dataList[0] !== undefined) {
             this.handleSelect(this.dataList[0])
           } else {