diff --git a/src/WMS.Web.Domain/Services/BackRecordService.cs b/src/WMS.Web.Domain/Services/BackRecordService.cs
index e2d44638..c3e58dd1 100644
--- a/src/WMS.Web.Domain/Services/BackRecordService.cs
+++ b/src/WMS.Web.Domain/Services/BackRecordService.cs
@@ -76,6 +76,7 @@ namespace WMS.Web.Domain.Services
                     x.OrgCode = stock.ErpOrgCode;
             });
             entity.Create(loginInfo.UserInfo.StaffId);
+
             entity = await _backRecordRepositories.Add(entity, isTransaction);
 
 
diff --git a/src/WMS.Web.Domain/Services/BoxInventoryService.cs b/src/WMS.Web.Domain/Services/BoxInventoryService.cs
index 5afafda2..4f30103c 100644
--- a/src/WMS.Web.Domain/Services/BoxInventoryService.cs
+++ b/src/WMS.Web.Domain/Services/BoxInventoryService.cs
@@ -931,6 +931,10 @@ namespace WMS.Web.Domain.Services
             //2.获取“箱库存集合”
             var boxIds = dtoDatas.GroupBy(x => x.BoxId).Select(x => x.Key).ToList();
             var boxInventorys = await _boxInventoryRepositories.GetList(boxIds);
+
+            //box的序列号
+            var serialNumbers = await _serialNumbersRepositories.GetEntityListByBoxIds(dtoDatas.GroupBy(x => x.BoxId).Select(x => x.Key).ToList());
+
             //3.遍历：dto
             foreach (var dto in dtoDatas)
             {
@@ -942,9 +946,19 @@ namespace WMS.Web.Domain.Services
 
                     if (boxInventory == null)
                     {
+                        //当前箱的序列号
+                        var current_box_serNums = serialNumbers.Where(t => t.BoxId == dto.BoxId).ToList();
+
                         //3.2组装要新增的箱库存信息：箱和明细和序列号
                         var addEntity = _mapper.Map<BoxInventory>(dto);
                         addEntity.Details = _mapper.Map<List<BoxInventoryDetails>>(dto.Details);
+
+                        //赋值序列号
+                        addEntity.Details.ForEach(x => 
+                        {
+                            var current_box_mat_serNums=current_box_serNums.Where(m => m.MaterialId == x.MaterialId).Select(t => t.SerialNumber).ToList();
+                            x.SerialNumbers.AddRange(current_box_mat_serNums);
+                        });
                         add_entitys.Add(addEntity);
                     }
                     else