diff --git a/DOAN.Service/MES/Product/ProWorkorderMaterialService.cs b/DOAN.Service/MES/Product/ProWorkorderMaterialService.cs
index da84699..3c12353 100644
--- a/DOAN.Service/MES/Product/ProWorkorderMaterialService.cs
+++ b/DOAN.Service/MES/Product/ProWorkorderMaterialService.cs
@@ -161,6 +161,7 @@ namespace DOAN.Service.MES.product
                             Unit = it.Unit,
                             BatchNo = it.BatchNo,
                         })
+                        .OrderBy(it => it.MaterialCode)
                         .ToList();
                     result = InventoryList;
                 }
@@ -190,6 +191,8 @@ namespace DOAN.Service.MES.product
                                 Unit = it.Unit,
                                 BatchNo = it.BatchNo,
                             })
+                            .OrderBy(it => it.MaterialCode)
+                            .OrderBy(it => it.BatchNo)
                             .ToList();
                         result.AddRange(InventoryList);
                     }