diff --git a/be/Modules/BaseData/src/Win_in.Sfs.Basedata.Application/PositionCodes/PositionCodeAppService.cs b/be/Modules/BaseData/src/Win_in.Sfs.Basedata.Application/PositionCodes/PositionCodeAppService.cs
index ad08bd229..4365fbf6c 100644
--- a/be/Modules/BaseData/src/Win_in.Sfs.Basedata.Application/PositionCodes/PositionCodeAppService.cs
+++ b/be/Modules/BaseData/src/Win_in.Sfs.Basedata.Application/PositionCodes/PositionCodeAppService.cs
@@ -142,8 +142,24 @@ public class PositionCodeAppService
             var itemBasic = await ItemBasicAppService.GetByCodeAsync(positionCode.PartCode).ConfigureAwait(false);
             positionCode.PartName = itemBasic.Name;
             positionCode.PartDesc = itemBasic.Desc1;
-            
-            positionCode.Code = positionCode.Type + positionCode.Code;
+            switch (positionCode.Type)
+            {   
+                case EnumPositionCodeType.InjectionIssue:
+                    positionCode.Code = "S"+ positionCode.Code;
+                    break;
+                case EnumPositionCodeType.CoatingIssue:
+                    positionCode.Code = "P" + positionCode.Code;
+                    break;
+                case EnumPositionCodeType.AssembleIssue:
+                    positionCode.Code = "Z" + positionCode.Code;
+                    break;
+                case EnumPositionCodeType.KITTING:
+                    positionCode.Code = "K" + positionCode.Code;
+                    break;
+                default:
+                    positionCode.Code = positionCode.Type + positionCode.Code;
+                    break;
+            }          
             positionCode.CreatorId= CurrentUser.Id;
             var location = await LocationAppService.GetByCodeAsync(positionCode.LocationCode).ConfigureAwait(false);
             positionCode.LocationName = location.Name;