diff --git a/src/WMS.Web.Repositories/OutStockTaskRepositories.cs b/src/WMS.Web.Repositories/OutStockTaskRepositories.cs
index 3ce221cc..fb6970a1 100644
--- a/src/WMS.Web.Repositories/OutStockTaskRepositories.cs
+++ b/src/WMS.Web.Repositories/OutStockTaskRepositories.cs
@@ -277,7 +277,9 @@ namespace WMS.Web.Repositories
             if (customer_result.IsSuccess)
                 customers = customer_result.Data.ToList();
 
-            List<int> taskIds = new List<int>();
+            List<int> taskIds = null;
+            List<int> taskIds_s = new List<int>();
+            List<int> taskIds_b = new List<int>();
             //序列码出库单
             if (dto.SerialNumbers != null && dto.SerialNumbers.Count() > 0)
             {
@@ -288,7 +290,11 @@ namespace WMS.Web.Repositories
             if (dto.BoxBillNos != null && dto.BoxBillNos.Count() > 0)
             {
                 var res = await _outStockRepositories.GetEntityListByBoxBillNos(dto.BoxBillNos);
-                taskIds.AddRange(res.Select(s => s.TaskId));
+                //要跟上面的序列码搜索取交集
+                if (taskIds == null)
+                    taskIds.AddRange(res.Select(s => s.TaskId));
+                else
+                    taskIds = res.Select(s => s.TaskId).Intersect(taskIds).ToList();
             }
             #endregion
 
@@ -332,7 +338,7 @@ namespace WMS.Web.Repositories
                 DateTime dt_end = ((DateTime)dto.CreateEndDate).AddDays(1);
                 query = query.Where(w => w.order.OperateTime <= dt_end);
             }
-            if (taskIds.Count() > 0)
+            if (taskIds != null)
             {
                 query = query.Where(w => taskIds.Contains(w.order.Id));
             }