diff --git a/modules/i3plus-ext-mes-apiservice/src/main/java/cn/estsh/i3plus/ext/mes/apiservice/serviceimpl/busi/MesCreateWorkOrderImpl.java b/modules/i3plus-ext-mes-apiservice/src/main/java/cn/estsh/i3plus/ext/mes/apiservice/serviceimpl/busi/MesCreateWorkOrderImpl.java
index f0136f8..9b4ce05 100644
--- a/modules/i3plus-ext-mes-apiservice/src/main/java/cn/estsh/i3plus/ext/mes/apiservice/serviceimpl/busi/MesCreateWorkOrderImpl.java
+++ b/modules/i3plus-ext-mes-apiservice/src/main/java/cn/estsh/i3plus/ext/mes/apiservice/serviceimpl/busi/MesCreateWorkOrderImpl.java
@@ -270,7 +270,12 @@ public class MesCreateWorkOrderImpl implements IMesCreateWorkOrder {
         Calendar custCalendar = Calendar.getInstance();
         custCalendar.setTime(new Date());
         GenSerialNoModel custGenSerialNoModel = new GenSerialNoModel("WH_CUST_SN_RULE");
-        String partNo = mesWorkOrder.getCustPartNo();
+//        String partNo = mesWorkOrder.getCustPartNo();
+        /**
+         * 2024/11/20
+         * 客户零件号需要从零件生产组中获取
+         */
+        String partNo = mesPartProdGroupDetail.getCustPartNo();
         String prefix = partNo.substring(0, partNo.length() - 4);
         String partNo4 = partNo.substring(partNo.length() - 4).toUpperCase();
         custGenSerialNoModel.setPartNo(prefix + partNo4);