diff --git a/src/api/production/production-issue.js b/src/api/production/production-issue.js
index 174f2d2..4a5ed0c 100644
--- a/src/api/production/production-issue.js
+++ b/src/api/production/production-issue.js
@@ -43,4 +43,6 @@ export const confirmDirectIssue = data => createAPI(`/pda/production/issue/confi
 
 export const confirmProductionPicking = data => createAPI(`/pda/production/issue/confirmProductionPicking`,'post',data)
 
+export const getShopOrderLine = data => createAPI(`/pda/production/issue/getShopOrderLine`,'post',data)
+
 
diff --git a/src/views/modules/production-issue/directIssue.vue b/src/views/modules/production-issue/directIssue.vue
index 2ab9c40..b54a72a 100644
--- a/src/views/modules/production-issue/directIssue.vue
+++ b/src/views/modules/production-issue/directIssue.vue
@@ -16,11 +16,12 @@
         v-model="workOrderNo"
         placeholder="请输入工单号"
         prefix-icon="el-icon-search"
-        @keyup.enter.native="handleSearchWorkOrder"
+        @keyup.enter.native="handleSearchWorkOrderByShopOrderLine"
         ref="workOrderInput"
       />
     </div>
-    <div class="search-container">
+    <!-- 原先需要精准查询，现在不用了，换成模糊查询接口 -->
+    <!-- <div class="search-container">
       <el-input
         clearable
         v-model="releaseNo"
@@ -35,7 +36,7 @@
         @keyup.enter.native="handleSearchWorkOrder"
         class="narrow-input"
       />
-    </div>
+    </div> -->
 
     <!-- 工单信息卡片列表 -->
     <div class="work-order-list" v-if="workOrderList.length > 0">
@@ -135,6 +136,7 @@
 import {
   getWorkOrderInfo,
   getWorkOrderMaterials,
+  getShopOrderLine,
 } from "@/api/production/production-issue";
 import moment from "moment";
 
@@ -215,7 +217,7 @@ export default {
       }
     },
 
-    // 查询工单信息
+    // 查询工单信息（原方法）
     handleSearchWorkOrder() {
       if (!this.workOrderNo.trim()) {
         this.$message.warning("请输入工单号");
@@ -258,6 +260,47 @@ export default {
         });
     },
 
+    // 查询工单信息（使用ShopOrderLine方法）
+    handleSearchWorkOrderByShopOrderLine() {
+      if (!this.workOrderNo.trim()) {
+        this.$message.warning("请输入工单号");
+        return;
+      }
+
+      this.loading = true;
+      const params = {
+        workOrderNo: this.workOrderNo.trim(),
+        site: localStorage.getItem('site'),
+      };
+
+      getShopOrderLine(params)
+        .then(({ data }) => {
+          this.loading = false;
+          console.log("工单信息", data);
+
+          if (
+            data.workOrders &&
+            data.workOrders.length > 0 &&
+            data.code === 0
+          ) {
+            this.workOrderList = data.workOrders;
+            this.selectedWorkOrder = null;
+            this.materialList = [];
+            this.showOnlySelected = false;
+          } else {
+            this.$message.error(data.msg ||"未找到该工单信息");
+            this.workOrderList = [];
+            this.selectedWorkOrder = null;
+            this.materialList = [];
+            this.showOnlySelected = false;
+          }
+        })
+        .catch((error) => {
+          this.loading = false;
+          this.$message.error(error.msg || "查询工单信息失败");
+        });
+    },
+
     // 判断是否为同一工单
     isSameWorkOrder(a, b) {
       if (!a || !b) return false;
diff --git a/src/views/modules/production-return/productionReturnPicking.vue b/src/views/modules/production-return/productionReturnPicking.vue
index bae7739..97b574e 100644
--- a/src/views/modules/production-return/productionReturnPicking.vue
+++ b/src/views/modules/production-return/productionReturnPicking.vue
@@ -18,11 +18,12 @@
         v-model="workOrderNo"
         placeholder="请输入工单号"
         prefix-icon="el-icon-search"
-        @keyup.enter.native="handleSearchWorkOrder"
+        @keyup.enter.native="handleSearchWorkOrderByShopOrderLine"
         ref="workOrderInput"
       />
       </div>
-      <div class="search-container">
+      <!-- 原先需要精准查询，现在不用了，换成模糊查询接口 -->
+      <!-- <div class="search-container">
       <el-input
         clearable
         v-model="releaseNo"
@@ -37,21 +38,18 @@
         @keyup.enter.native="handleSearchWorkOrder"
         class="narrow-input"
       />
-    </div>
+    </div> -->
 
     <!-- 工单信息卡片列表 -->
-    <!-- <div class="work-order-list" v-if="workOrderList.length > 0">
+    <div class="work-order-list" v-if="displayWorkOrderList.length > 0">
       <div
-        v-for="(workOrder, index) in workOrderList"
+        v-for="(workOrder, index) in displayWorkOrderList"
         :key="index"
-        class="work-order-card"
+        :class="['work-order-card', { selected: selectedWorkOrder && selectedWorkOrder.orderNo === workOrder.orderNo && selectedWorkOrder.releaseNo === workOrder.releaseNo && selectedWorkOrder.sequenceNo === workOrder.sequenceNo }]"
         @click="selectWorkOrder(workOrder)"
       >
         <div class="card-title">
-          <span class="title-label">工单号：{{ workOrder.orderNo }}</span>
-          
-        </div>
-        <div class="part-desc-row">
+          <span class="title-label">工单号：{{ workOrder.orderNo }}-{{workOrder.releaseNo}}-{{workOrder.sequenceNo}}</span>
           <span class="title-value">{{ workOrder.partNo }}</span>
         </div>
         <div class="part-desc-row">
@@ -73,7 +71,7 @@
           </div>
         </div>
       </div>
-    </div> -->
+    </div>
 
     <!-- 材料列表（新增，仿 directIssue.vue） -->
     <div
@@ -87,7 +85,7 @@
         @click="openIssueList(material)"
       >
         <div class="card-title">
-          <span class="title-label">工单号：{{ material.orderNo }}</span>
+          <span class="title-label">工单号：{{ material.orderNo }}-{{material.releaseNo}}-{{material.sequenceNo}}</span>
           
         </div>
         <div class="card-title">
@@ -138,7 +136,7 @@
 </template>
 
 <script>
-import { getWorkOrderMaterials } from '@/api/production/production-issue';
+import { getWorkOrderMaterials, getShopOrderLine } from '@/api/production/production-issue';
 import { getReturnWorkOrderInfo } from '@/api/production/production-return';
 import moment from 'moment';
 
@@ -154,8 +152,17 @@ export default {
       selectedMaterial: null,
       loading: false,
       detailLoading: false,
+      showOnlySelected: false,
     };
   },
+  computed: {
+    displayWorkOrderList() {
+      if (this.showOnlySelected && this.selectedWorkOrder) {
+        return [this.selectedWorkOrder];
+      }
+      return this.workOrderList;
+    },
+  },
   methods: {
     formatDate(date) {
       return date ? moment(date).format('YYYY-MM-DD') : '';
@@ -169,8 +176,10 @@ export default {
         workOrderList: this.workOrderList,
         selectedWorkOrder: this.selectedWorkOrder,
         materialList: this.materialList,
+        showOnlySelected: this.showOnlySelected,
       };
       sessionStorage.setItem('productionReturnPicking_state_fromIssueList', JSON.stringify(state));
+      sessionStorage.setItem('productionReturnPicking_shouldRestore', 'true');
     },
     // 从sessionStorage恢复页面状态（仅当从领料记录页返回时）
     restorePageStateFromIssueList() {
@@ -185,6 +194,7 @@ export default {
           this.workOrderList = state.workOrderList || [];
           this.selectedWorkOrder = state.selectedWorkOrder || null;
           this.materialList = state.materialList || [];
+          this.showOnlySelected = state.showOnlySelected || false;
           // 清除标记
           sessionStorage.removeItem('productionReturnPicking_shouldRestore');
           sessionStorage.removeItem('productionReturnPicking_state_fromIssueList');
@@ -195,7 +205,7 @@ export default {
         sessionStorage.removeItem('productionReturnPicking_state_fromIssueList');
       }
     },
-    // 查询工单信息
+    // 查询工单信息（原方法，保留）
     handleSearchWorkOrder() {
       if (!this.workOrderNo.trim()) {
         this.$message.warning("请输入工单号");
@@ -224,12 +234,14 @@ export default {
             this.selectedWorkOrder = firstWorkOrder;
             this.workOrderList = [];
             this.materialList = [];
+            this.showOnlySelected = true;
             this.loadMaterialList();
           } else {
             this.$message.error(data.msg);
             this.workOrderList = [];
             this.selectedWorkOrder = null;
             this.materialList = [];
+            this.showOnlySelected = false;
             this.detailLoading = false
           }
         })
@@ -241,9 +253,66 @@ export default {
         });
     },
 
+    // 查询工单信息（使用 getShopOrderLine 模糊查询）
+    handleSearchWorkOrderByShopOrderLine() {
+      if (!this.workOrderNo.trim()) {
+        this.$message.warning("请输入工单号");
+        return;
+      }
+
+      this.loading = true;
+      const params = {
+        workOrderNo: this.workOrderNo.trim(),
+        site: localStorage.getItem('site'),
+      };
+
+      getShopOrderLine(params)
+        .then(({ data }) => {
+          this.loading = false;
+          console.log("工单信息", data);
+
+          if (
+            data.workOrders &&
+            data.workOrders.length > 0 &&
+            data.code === 0
+          ) {
+            this.workOrderList = data.workOrders;
+            this.selectedWorkOrder = null;
+            this.materialList = [];
+            this.showOnlySelected = false;
+          } else {
+            this.$message.error(data.msg || "未找到该工单信息");
+            this.workOrderList = [];
+            this.selectedWorkOrder = null;
+            this.materialList = [];
+            this.showOnlySelected = false;
+          }
+        })
+        .catch((error) => {
+          this.loading = false;
+          this.$message.error(error.msg || "查询工单信息失败");
+        });
+    },
+
     // 选择工单
     selectWorkOrder(workOrder) {
+      if (
+        this.showOnlySelected &&
+        this.selectedWorkOrder &&
+        this.selectedWorkOrder.orderNo === workOrder.orderNo &&
+        this.selectedWorkOrder.releaseNo === workOrder.releaseNo &&
+        this.selectedWorkOrder.sequenceNo === workOrder.sequenceNo
+      ) {
+        // 再次点击同一条，恢复显示所有主数据
+        this.selectedWorkOrder = null;
+        this.materialList = [];
+        this.showOnlySelected = false;
+        return;
+      }
+
       this.selectedWorkOrder = workOrder;
+      this.showOnlySelected = true;
+      this.detailLoading = true;
       this.loadMaterialList();
     },
 
@@ -256,8 +325,8 @@ export default {
 
       const params = {
         workOrderNo: this.selectedWorkOrder.orderNo,
-        releaseNo: (this.releaseNo || "*").trim() || "*",
-        sequenceNo: (this.sequenceNo || "*").trim() || "*",
+        releaseNo: (this.selectedWorkOrder.releaseNo || this.releaseNo || "*").trim() || "*",
+        sequenceNo: (this.selectedWorkOrder.sequenceNo || this.sequenceNo || "*").trim() || "*",
         site: localStorage.getItem('site'),
       };