diff --git a/FactorySystemBll/MaterialTeamworkBll.cs b/FactorySystemBll/MaterialTeamworkBll.cs
index 2dc4254..6b56ed0 100644
--- a/FactorySystemBll/MaterialTeamworkBll.cs
+++ b/FactorySystemBll/MaterialTeamworkBll.cs
@@ -459,6 +459,7 @@ namespace FactorySystemBll
 
             List<TFS_Material> materialList = db.Queryable<TFS_Material>()
                      .WhereIF(!string.IsNullOrEmpty(materialName.Trim()), a => a.FName.Contains(materialName))
+                     .OrderBy((a) => a.FID, OrderByType.Desc)
                      .ToPageList(pageNumber, pageSize, ref totalNumber);
 
             return materialList;