diff --git a/ProductionMgr/Tnb.ProductionMgr/PrdMoTaskService.cs b/ProductionMgr/Tnb.ProductionMgr/PrdMoTaskService.cs
index 8d449da8..c7438c96 100644
--- a/ProductionMgr/Tnb.ProductionMgr/PrdMoTaskService.cs
+++ b/ProductionMgr/Tnb.ProductionMgr/PrdMoTaskService.cs
@@ -3213,7 +3213,7 @@ namespace Tnb.ProductionMgr
                     PrdMoTask parent = await _db.Queryable<PrdMoTask>().SingleAsync(x => x.id == prdMoTask.parent_id);
                     BasMaterial basMaterial = await _db.Queryable<BasMaterial>().SingleAsync(x=>x.id==parent.material_id);
 
-                    string code = $"{basMaterial.di ?? ""}*{DateTime.Now.ToString("yyMMdd")}*{DateTime.Now.AddMonths(basMaterial.quality_guarantee_period ?? 0).ToString("yyMMdd")}*{parent.batch??""}#{basMaterial.material_standard}*{parent.batch??""}*{DateTime.Now.ToString("yyyyMMdd")}*{DateTime.Now.AddMonths(basMaterial.quality_guarantee_period ?? 0).ToString("yyyyMMdd")}*{basMaterial.container_no}";
+                    string code = $"(01){basMaterial.di ?? ""}*(11){DateTime.Now.ToString("yyMMdd")}*(17){DateTime.Now.AddMonths(basMaterial.quality_guarantee_period ?? 0).ToString("yyMMdd")}*(10){parent.batch??""}#{basMaterial.material_standard}*{parent.batch??""}*{DateTime.Now.ToString("yyyyMMdd")}*{DateTime.Now.AddMonths(basMaterial.quality_guarantee_period ?? 0).ToString("yyyyMMdd")}*{basMaterial.container_no}";
                     return code;
                 }
             }