diff --git a/modules/i3plus-ext-mes-pcn-apiservice/src/main/java/cn/estsh/i3plus/ext/mes/pcn/apiservice/serviceimpl/busi/MesShippingKanbanCfgServiceImpl.java b/modules/i3plus-ext-mes-pcn-apiservice/src/main/java/cn/estsh/i3plus/ext/mes/pcn/apiservice/serviceimpl/busi/MesShippingKanbanCfgServiceImpl.java
index a6c6317..eaabab6 100644
--- a/modules/i3plus-ext-mes-pcn-apiservice/src/main/java/cn/estsh/i3plus/ext/mes/pcn/apiservice/serviceimpl/busi/MesShippingKanbanCfgServiceImpl.java
+++ b/modules/i3plus-ext-mes-pcn-apiservice/src/main/java/cn/estsh/i3plus/ext/mes/pcn/apiservice/serviceimpl/busi/MesShippingKanbanCfgServiceImpl.java
@@ -1121,7 +1121,7 @@ public class MesShippingKanbanCfgServiceImpl implements IMesShippingKanbanCfgSer
 
         // Use a single query to fetch counts grouped by work center code
         List<Map> productionCounts = entityManager.createQuery(
-                        "SELECT new map(pr.workCenterCode as workCenterCode, COUNT(DISTINCT(pr.productSn)) as totalCount) " +
+                        "SELECT new map(pr.workCenterCode as workCenterCode, COUNT(DISTINCT pr.productSn) as totalCount) " +
                                 "FROM " + MesProductionRecord.class.getName() + " pr " +
                                 "WHERE pr.organizeCode = :organizeCode AND pr.isDeleted = :isDeleted AND pr.isValid = :isValid " +
                                 "AND pr.reportType = :reportType AND pr.createDatetime BETWEEN :startDateTime AND :endDateTime " +