diff --git a/src/main/java/com/glxp/api/service/inv/InvCountOrderDetailService.java b/src/main/java/com/glxp/api/service/inv/InvCountOrderDetailService.java
index db117991a..cb5df7c5f 100644
--- a/src/main/java/com/glxp/api/service/inv/InvCountOrderDetailService.java
+++ b/src/main/java/com/glxp/api/service/inv/InvCountOrderDetailService.java
@@ -87,7 +87,12 @@ public class InvCountOrderDetailService extends ServiceImpl<InvCountOrderDetailM
             for (InvCountOrderDetailEntity invCountOrderDetailEntity : countOrderDetailList) {
                 invCountOrderDetailEntity.setOrderIdFk(orderId);
                 invCountOrderDetailEntity.setId(null);
-                invCountOrderDetailEntity.setCountNum(invCountOrderDetailEntity.getInvNum());
+                Integer countNum = invCountOrderDetailEntity.getCountNum();
+                if (countNum == null) {
+                    invCountOrderDetailEntity.setCountNum(invCountOrderDetailEntity.getInvNum());
+                }else {
+                    invCountOrderDetailEntity.setCountNum(countNum);
+                }
             }
             invCountOrderDetailDao.insertBatch(countOrderDetailList);
         }