diff --git a/op-modules/op-plan/src/main/java/com/op/plan/service/impl/ProOrderServiceImpl.java b/op-modules/op-plan/src/main/java/com/op/plan/service/impl/ProOrderServiceImpl.java
index e6460f26..c653477f 100644
--- a/op-modules/op-plan/src/main/java/com/op/plan/service/impl/ProOrderServiceImpl.java
+++ b/op-modules/op-plan/src/main/java/com/op/plan/service/impl/ProOrderServiceImpl.java
@@ -228,7 +228,7 @@ public class ProOrderServiceImpl implements IProOrderService {
     @Override
     @DS("#header.poolName")
     public AjaxResult getWorkOrderList(String id) {
-        // 通过订单id查询所有工单信息list
+        // 通过订单id查询所有母工单信息list
         List<ProOrderWorkorder> proOrderWorkorderList = proOrderWorkorderMapper.selectFirWorkOrder(id);
 
         for (ProOrderWorkorder proOrderWorkorder : proOrderWorkorderList) {
@@ -246,21 +246,22 @@ public class ProOrderServiceImpl implements IProOrderService {
     private void formatProOrderWorkorder(ProOrderWorkorder proOrderWorkorder) {
         // 通过班次id查询班次名称
         String shiftDesc = proOrderMapper.selectShiftNameById(proOrderWorkorder.getShiftId());
-        // 通过设备code查询出机型名称
 
-        String prodLineName = "";
-        String equipCods = "'";
+        StringBuilder prodLineName = new StringBuilder("");
+        StringBuilder equipCods = new StringBuilder("'");
         JSONArray codeArray = JSONArray.parseArray(proOrderWorkorder.getProdLineCode());
         for(int c=0;c<codeArray.size();c++){
-            equipCods += codeArray.getJSONArray(c).getString(1)+"','";
+            equipCods.append(codeArray.getJSONArray(c).getString(1));
+            equipCods.append("','");
         }
 
         Map<String,CascaderDTO> equipMap = proOrderMapper.getEquipInfoByCodes(equipCods.substring(1));//设备字典
         Set<String> keys = equipMap.keySet();
         for (String key : keys) {
-            prodLineName += equipMap.get(key).getLabel()+",";
+            prodLineName.append(equipMap.get(key).getLabel());
+            prodLineName.append(",");
         }
-        proOrderWorkorder.setProdLineCode(prodLineName);
+        proOrderWorkorder.setProdLineCode(prodLineName.toString());
 
         // 通过工单id查询批次号
         List<String> batchCodeList = proOrderMapper.selectBatchCodesById(proOrderWorkorder.getWorkorderId());
diff --git a/op-modules/op-plan/src/main/resources/mapper/plan/ProOrderWorkorderMapper.xml b/op-modules/op-plan/src/main/resources/mapper/plan/ProOrderWorkorderMapper.xml
index 645f97de..c13a63b8 100644
--- a/op-modules/op-plan/src/main/resources/mapper/plan/ProOrderWorkorderMapper.xml
+++ b/op-modules/op-plan/src/main/resources/mapper/plan/ProOrderWorkorderMapper.xml
@@ -84,6 +84,7 @@
         <include refid="selectProOrderWorkorderVo"/>
         where workorder_code = #{workorderId} or workorder_id = #{workorderId}
     </select>
+
     <select id="selectFirWorkOrder" parameterType="String" resultMap="ProOrderWorkorderResult">
         <include refid="selectProOrderWorkorderVo"/>
         where order_id = #{id}