diff --git a/Learun.Framework.Ultimate V7/Learun.Framework.Module/Learun.Application.Module/Learun.Application.OA/File/FileInfo/FileInfoService.cs b/Learun.Framework.Ultimate V7/Learun.Framework.Module/Learun.Application.Module/Learun.Application.OA/File/FileInfo/FileInfoService.cs
index ef802bbad..0eb33dba8 100644
--- a/Learun.Framework.Ultimate V7/Learun.Framework.Module/Learun.Application.Module/Learun.Application.OA/File/FileInfo/FileInfoService.cs	
+++ b/Learun.Framework.Ultimate V7/Learun.Framework.Module/Learun.Application.Module/Learun.Application.OA/File/FileInfo/FileInfoService.cs	
@@ -128,15 +128,17 @@ namespace Learun.Application.OA.File.FileInfo
                 fileCondition = " AND F_FolderId = '0'";
             }
             strSql.Append(@"SELECT  *
-                            FROM    ( SELECT    F_FolderId AS F_FileId ,
+                            FROM    ( SELECT    a.F_FolderId AS F_FileId ,
                                                 F_ParentId AS F_FolderId ,
                                                 F_FolderName AS F_FileName ,
-                                                '' AS F_FileSize ,
+                                                b.filesize AS F_FileSize ,
                                                 'folder' AS F_FileType ,
-                                                F_CreateUserId,
+                                                a.F_CreateUserId,
                                                 F_ModifyDate,
                                                 F_IsShare 
-                                      FROM      LR_OA_FileFolder  where F_DeleteMark = 0");
+                                      FROM      LR_OA_FileFolder a ");
+            strSql.Append(" left join (select a.f_createuserid,a.f_folderid,sum(convert(float, f_filesize)) as filesize from LR_OA_FileInfo a  group by a.f_createuserid,a.f_folderid  having a.f_createuserid='System') b on b.f_folderid=a.f_folderid ");
+            strSql.Append(" where F_DeleteMark = 0 ");
             strSql.Append(folderCondition);
             strSql.Append(" UNION ");
             strSql.Append(@"SELECT              F_FileId ,