diff --git a/src/api/test/testInformation.js b/src/api/test/testInformation.js
index 43b4286..d30d634 100644
--- a/src/api/test/testInformation.js
+++ b/src/api/test/testInformation.js
@@ -116,3 +116,10 @@ export const testInformationEditStatus = data => createAPI(`/plm/testInformation
 export const testInfoEditEntry = data => createAPI(`/plm/testInformation/testInfoEditEntry`,'post',data)
 
 export const getTestRemarkEntry = data => createAPI(`/plm/testInformation/getTestRemarkEntry`,'post',data)
+
+/**
+ * 更新测试主信息的材料总金额
+ * @param data
+ * @returns {*}
+ */
+export const updateMaterialTotalAmount = data => createAPI(`/plm/testInformation/updateMaterialTotalAmount`,'post',data)
\ No newline at end of file
diff --git a/src/views/modules/test/requestForTest.vue b/src/views/modules/test/requestForTest.vue
index cf9a911..6703f7e 100644
--- a/src/views/modules/test/requestForTest.vue
+++ b/src/views/modules/test/requestForTest.vue
@@ -409,7 +409,7 @@
             </el-table>
           </el-tab-pane>
           <el-tab-pane v-if="isAuth('107001:tab3:query')" label="材料信息" :disabled="!activeTabList.includes('product')" name="product">
-            <test-table v-if="clickTestRow" :disabled="detailFlag" :test-number="modalData.testNumber" height="32vh" ref="dialogSoBom" v-model:data-list="testSoBomList" :test-no="modalData.testNo"></test-table>
+            <test-table v-if="clickTestRow" :disabled="detailFlag" :test-number="modalData.testNumber" height="32vh" ref="dialogSoBom" v-model:data-list="testSoBomList" :test-no="modalData.testNo" @refresh-test-info="handleRefreshTestInfo"></test-table>
           </el-tab-pane>
           <el-tab-pane v-if="isAuth('107001:tab4:query')" label="制程信息" :disabled="!activeTabList.includes('process')" name="process">
             <test-routing-table v-if="clickTestRow" :disabled="detailFlag" ref="dialogSoRouting" height="32vh" v-model:data-list="testSoRoutingList" :test-no="modalData.testNo"></test-routing-table>
@@ -705,7 +705,7 @@
       <el-tab-pane v-if="isAuth('107001:tab3:query')" label="材料信息" name="test_so_bom" style="padding: 5px">
         <test-table ref="tabSoBom" :test-number="testCurrentRow.testNumber"
                     :disabled="testCurrentRow.testStatus === '已完成'" :test-no="testCurrentRow.testNo" height="45vh"
-                    v-model:data-list="testSoBomList"></test-table>
+                    v-model:data-list="testSoBomList" @refresh-test-info="handleRefreshTestInfo"></test-table>
       </el-tab-pane>
       <el-tab-pane v-if="isAuth('107001:tab4:query')" label="制程信息" name="test_so_routing" style="padding: 5px">
         <test-routing-table ref="tabSoRouting" :test-no="testCurrentRow.testNo" v-model:data-list="testSoRoutingList"
@@ -2866,6 +2866,7 @@ export default {
         approvalUsername: row.approvalUsername,
         soNumber: row.soNumber,
         createBy: row.createBy,
+        materialTotalAmount: row.materialTotalAmount,
       }
       this.activeTabList = ['product', 'process', 'attribute', 'partAttribute', 'file']
       // this.$refs.dialogSoBom.clearTable();
@@ -3988,6 +3989,31 @@ export default {
     clearModalData(field) {
       this.modalData[field] = ''
     },
+    // 刷新测试主信息的材料总金额
+    handleRefreshTestInfo() {
+      // 获取当前操作的testNo，优先从testCurrentRow获取（主页面模式），否则从modalData获取（对话框模式）
+      const testNo = (this.testCurrentRow && this.testCurrentRow.testNo) || (this.modalData && this.modalData.testNo)
+      if (!testNo) {
+        return
+      }
+      
+      // 更新dataList中的对应行
+      const currentRow = this.dataList.find(item => item.testNo === testNo)
+      if (currentRow) {
+        currentRow.materialTotalAmount = this.materialTotalAmount
+      }
+      
+      // 如果在对话框模式，更新modalData
+      if (this.modalData && this.modalData.testNo === testNo) {
+        this.modalData.materialTotalAmount = this.materialTotalAmount
+      }
+      
+      // 如果在主页面模式，更新testCurrentRow和testDetailData
+      if (this.testCurrentRow && this.testCurrentRow.testNo === testNo) {
+        this.testCurrentRow.materialTotalAmount = this.materialTotalAmount
+        this.testDetailData.materialTotalAmount = this.materialTotalAmount
+      }
+    },
     partPageSizeChange(val) {
       this.partPageSize = val
       this.getProjectPartList();
diff --git a/src/views/modules/test/testSoBom/testTable.vue b/src/views/modules/test/testSoBom/testTable.vue
index fd4aad0..cda76ad 100644
--- a/src/views/modules/test/testSoBom/testTable.vue
+++ b/src/views/modules/test/testSoBom/testTable.vue
@@ -6,6 +6,7 @@ import {
   updateTestSoBom,
   removeBatchTestSoBom
 } from "../../../../api/test/testSoBom";
+import {updateMaterialTotalAmount} from "../../../../api/test/testInformation";
 import {searchPart, searchPartList} from '@/api/part/partInformation.js';
 import numberInput from "../../common/numberInput.vue";
 import {searchAllUmInformationList} from "../../../../api/part/umInformation";
@@ -547,6 +548,10 @@ export default {
         if (data && data.code === 0 ){
           this.$emit("change",data.rows)
           this.restSoBom();
+          // 数据加载完成后，更新材料总金额
+          this.$nextTick(() => {
+            this.updateTestMaterialTotalAmount()
+          })
         }else {
           this.$message.error(data.msg)
         }
@@ -667,6 +672,31 @@ export default {
     handleCurrentChange(val){
       this.no = val
       this.initPartList()
+    },
+    // 更新测试主信息的材料总金额
+    updateTestMaterialTotalAmount(){
+      if (!this.testNo) {
+        return
+      }
+      // 计算当前所有材料的总金额
+      const totalAmount = this.dataList.reduce((sum, item) => {
+        return sum + (Number(item.totalCost) || 0)
+      }, 0)
+      
+      const params = {
+        testNo: this.testNo,
+        materialTotalAmount: totalAmount
+      }
+      
+      updateMaterialTotalAmount(params).then(({data}) => {
+        if (data && data.code === 0) {
+          // 更新成功，通知父组件刷新主信息
+          console.log('材料总金额更新成功:', totalAmount)
+          this.$emit('refresh-test-info')
+        }
+      }).catch((error) => {
+        console.error('更新材料总金额失败', error)
+      })
     }
   },