diff --git a/src/BarCode.Web.Domain/Services/SerialNumberService.cs b/src/BarCode.Web.Domain/Services/SerialNumberService.cs
index b81fdff..97b3bf9 100644
--- a/src/BarCode.Web.Domain/Services/SerialNumberService.cs
+++ b/src/BarCode.Web.Domain/Services/SerialNumberService.cs
@@ -321,6 +321,7 @@ namespace BarCode.Web.Domain.Services
                 //olist = snGRList.Where(w => dto.SerialNumbers.Contains(w.TwoSerialNumber)).ToList();
             }
             olist.ForEach(f => f.DownLoad());
+
             if(dto.IsTwo == 2)
             {
             snGRList.Union(olist);