diff --git a/modules/i3plus-ext-mes-pcn-apiservice/src/main/java/cn/estsh/i3plus/ext/mes/pcn/apiservice/serviceimpl/busi/MesWorkOrderService.java b/modules/i3plus-ext-mes-pcn-apiservice/src/main/java/cn/estsh/i3plus/ext/mes/pcn/apiservice/serviceimpl/busi/MesWorkOrderService.java
index d3e3b6d..81dc463 100644
--- a/modules/i3plus-ext-mes-pcn-apiservice/src/main/java/cn/estsh/i3plus/ext/mes/pcn/apiservice/serviceimpl/busi/MesWorkOrderService.java
+++ b/modules/i3plus-ext-mes-pcn-apiservice/src/main/java/cn/estsh/i3plus/ext/mes/pcn/apiservice/serviceimpl/busi/MesWorkOrderService.java
@@ -172,7 +172,7 @@ public class MesWorkOrderService implements IMesWorkOrderService {
 
 
         DdlPackBean packBean = getDdlPackBean(workOrder);
-        DdlPreparedPack.getOrderByPack(new Object[]{CommonEnumUtil.ASC_OR_DESC.ASC.getValue(),CommonEnumUtil.ASC_OR_DESC.DESC.getValue()}, new String[]{"workOrderSeq","createDatetime"}, packBean);
+        DdlPreparedPack.getOrderByPack(new Object[]{CommonEnumUtil.ASC_OR_DESC.ASC.getValue()}, new String[]{MesPcnExtConstWords.WORK_ORDER_NO}, packBean);
         pager = PagerHelper.getPager(pager, workOrderRepository.findByHqlWhereCount(packBean));
 
         List<MesWorkOrder> resultList = workOrderRepository.findByHqlWherePage(packBean, pager);