diff --git a/nladmin-system/wms-server/src/main/java/org/nl/wms/pda_manage/ios_manage/purchase/service/impl/InboundPdaServiceImpl.java b/nladmin-system/wms-server/src/main/java/org/nl/wms/pda_manage/ios_manage/purchase/service/impl/InboundPdaServiceImpl.java
index be7abdf..e66bc0c 100644
--- a/nladmin-system/wms-server/src/main/java/org/nl/wms/pda_manage/ios_manage/purchase/service/impl/InboundPdaServiceImpl.java
+++ b/nladmin-system/wms-server/src/main/java/org/nl/wms/pda_manage/ios_manage/purchase/service/impl/InboundPdaServiceImpl.java
@@ -280,7 +280,7 @@ public class InboundPdaServiceImpl implements InboundPdaService {
                     .group_id(IdUtil.getStringId())
                     .material_code(item.getSku_code())
                     .storagevehicle_code(storagevehicleCode)
-                    .pcsn(item.getBatch_no())
+                    .pcsn(Optional.ofNullable(item.getBatch_no()).filter(s -> !s.isEmpty()).orElse("1"))
                     .qty_unit_id(unitDao.getMeasure_unit_id())
                     .qty_unit_name(unitDao.getUnit_name())
                     .qty(item.getQty())