diff --git a/src/BarCode.Web.Repositories/SerialNumbersRepositories.cs b/src/BarCode.Web.Repositories/SerialNumbersRepositories.cs
index fd40ef8..81ec02b 100644
--- a/src/BarCode.Web.Repositories/SerialNumbersRepositories.cs
+++ b/src/BarCode.Web.Repositories/SerialNumbersRepositories.cs
@@ -598,7 +598,11 @@ namespace BarCode.Web.Repositories
 
             var entity = await query.FirstOrDefaultAsync();
             if (entity == null) return null;
-
+            bool isNumber = false;
+            if(entity.TwoNumberCode.IndexOf(serialNumber)>=0)
+            {
+                isNumber = true;
+            }
             ////如果为单套产品，那就直接取就行了。
             //if (entity.IsTwo < 2)
             //{
@@ -616,7 +620,7 @@ namespace BarCode.Web.Repositories
                 NumberCode = entity.NumberCode,
                 IsTwo = entity.IsTwo,
                 SuitNumber = entity.SuitNumber,
-                TwoSerialNumber= entity.TwoSerialNumber.Replace(entity.SerialNumber,"").Replace(",",""),
+                TwoSerialNumber= (isNumber==true)? entity.TwoNumberCode.Replace(entity.NumberCode, "").Replace(",", ""):  entity.TwoSerialNumber.Replace(entity.SerialNumber,"").Replace(",",""),
                 TwoNumberCode = entity.TwoNumberCode.Replace(entity.NumberCode, "").Replace(",", "")
             };
             //}