diff --git a/Myshipping.Application/Service/BookingOrder/BookingOrderService.cs b/Myshipping.Application/Service/BookingOrder/BookingOrderService.cs
index 4269de08..30f04cfe 100644
--- a/Myshipping.Application/Service/BookingOrder/BookingOrderService.cs
+++ b/Myshipping.Application/Service/BookingOrder/BookingOrderService.cs
@@ -2605,10 +2605,12 @@ namespace Myshipping.Application
             foreach (var oldCtn in existsCtnList)
             {
                 var newCtn = checkCtnDto.CtnInputs.First(c => c.Id == oldCtn.Id);
-                if (oldCtn.SEALNO != newCtn.SEALNO
-                    || oldCtn.PKGS != newCtn.PKGS
-                    || oldCtn.KGS != newCtn.KGS
-                    || oldCtn.CBM != newCtn.CBM)
+                if (
+                    (!string.IsNullOrWhiteSpace(oldCtn.SEALNO) && string.IsNullOrWhiteSpace(newCtn.SEALNO))
+                    || (oldCtn.PKGS != 0 && newCtn.PKGS == 0)
+                    || (oldCtn.KGS != 0 && newCtn.KGS == 0)
+                    || (oldCtn.CBM != 0 && newCtn.CBM == 0)
+                )
                 {
                     return true;
                 }