diff --git a/.vs/WMS.Web/DesignTimeBuild/.dtbcache.v2 b/.vs/WMS.Web/DesignTimeBuild/.dtbcache.v2
index eeae4d42..aae9fe85 100644
Binary files a/.vs/WMS.Web/DesignTimeBuild/.dtbcache.v2 and b/.vs/WMS.Web/DesignTimeBuild/.dtbcache.v2 differ
diff --git a/src/WMS.Web.Domain/Entitys/Box.cs b/src/WMS.Web.Domain/Entitys/Box.cs
index 66dbbe62..a381663f 100644
--- a/src/WMS.Web.Domain/Entitys/Box.cs
+++ b/src/WMS.Web.Domain/Entitys/Box.cs
@@ -128,9 +128,8 @@ namespace WMS.Web.Domain.Entitys
                 });
             }
             else
-            {
-                d.Qty = qty;
-            }
+                d.Qty = d.Qty + qty;
+            
             return Result.ReSuccess();
         }
         /// <summary>
diff --git a/src/WMS.Web.Domain/Services/ChangeMoveBoxService.cs b/src/WMS.Web.Domain/Services/ChangeMoveBoxService.cs
index d3e90a0c..43d0f269 100644
--- a/src/WMS.Web.Domain/Services/ChangeMoveBoxService.cs
+++ b/src/WMS.Web.Domain/Services/ChangeMoveBoxService.cs
@@ -320,7 +320,6 @@ namespace WMS.Web.Domain.Services
         /// <returns></returns>
         public async Task<Result> ChangeBox_BackRecord(BackRecord backRecord, LoginInDto loginInfo, bool isTransaction = true)
         {
-            return Result.ReSuccess();
             if (backRecord.Method == InventoryInOutMethod.Box) return Result.ReSuccess();
             List<SaveChangeBoxRecordRequest> dtoList = new List<SaveChangeBoxRecordRequest>();
             var boxIds = backRecord.Details.Select(s => s.BoxId).Distinct().ToList();