diff --git a/ProductionSystem/Untils/MFSerialInfo.cs b/ProductionSystem/Untils/MFSerialInfo.cs
index c24f57b..634d0ca 100644
--- a/ProductionSystem/Untils/MFSerialInfo.cs
+++ b/ProductionSystem/Untils/MFSerialInfo.cs
@@ -98,6 +98,7 @@ namespace ProductionSystem.Untils
               
                 _mfser.SendMsg(Entrance, data);
                 Thread.Sleep(200);
+                _mfser.SendLinMasterSend(Export);
             }
            
             for (int i = 0; i < num; i++)