diff --git a/SalesPacking_MES_API_Project/mySQLAddress.vb b/SalesPacking_MES_API_Project/mySQLAddress.vb
index c65420e..21ded80 100644
--- a/SalesPacking_MES_API_Project/mySQLAddress.vb
+++ b/SalesPacking_MES_API_Project/mySQLAddress.vb
@@ -199,15 +199,19 @@
     Public Function packingCountset(dbType As Int16, prodCode As Int16, ckCount As Int16, serial As String)
         If dbType = dbCode.prodDBcode Then
             If prodCode >= prodDB.proset And prodCode <= prodDB_max_index Then
-                prodInCount(prodCode) = ckCount
-                prodInSerial(prodCode) = serial
+                prodInCount(prodCode) += ckCount
+                If prodInSerial(prodCode) = Nothing Then
+                    prodInSerial(prodCode) = serial
+                Else
+                    prodInSerial(prodCode) = prodInSerial(prodCode) & "/" & serial
+                End If
             Else
                 MsgBox("잘못된 데이터가 개입되었습니다", vbCritical)
                 Return True
             End If
         Else
             If prodCode >= comDB.mask5 And prodCode <= comDB_max_index Then
-                comInCount(prodCode) = ckCount
+                comInCount(prodCode) += ckCount
             Else
                 MsgBox("잘못된 데이터가 개입되었습니다", vbCritical)
                 Return True