diff --git a/biz/application/service/file.go b/biz/application/service/file.go
index ce04bef..4840d67 100644
--- a/biz/application/service/file.go
+++ b/biz/application/service/file.go
@@ -82,6 +82,7 @@ func (s *FileService) GetFile(ctx context.Context, req *gencontent.GetFileReq) (
 		}
 		resp.File.SpaceSize = res.SpaceSize
 	}
+
 	return resp, nil
 }
 
diff --git a/biz/infrastructure/convertor/convertor.go b/biz/infrastructure/convertor/convertor.go
index ce9d12d..2b64474 100644
--- a/biz/infrastructure/convertor/convertor.go
+++ b/biz/infrastructure/convertor/convertor.go
@@ -48,15 +48,17 @@ func UserToUserMapper(in *gencontent.User) *usermapper.User {
 
 func FileMapperToFile(data *file.File) *gencontent.FileInfo {
 	return &gencontent.FileInfo{
-		FileId:    data.ID.Hex(),
-		Name:      data.Name,
-		Type:      gencontent.Type(data.Type),
-		Path:      data.Path,
-		UserId:    data.UserId,
-		FatherId:  data.FatherId,
-		SpaceSize: *data.Size,
-		Md5:       data.FileMd5,
-		UpdateAt:  data.UpdateAt.Unix(),
+		FileId:      data.ID.Hex(),
+		UserId:      data.UserId,
+		Name:        data.Name,
+		Type:        gencontent.Type(data.Type),
+		Path:        data.Path,
+		FatherId:    data.FatherId,
+		SpaceSize:   *data.Size,
+		Md5:         data.FileMd5,
+		UpdateAt:    data.UpdateAt.Unix(),
+		Tag:         data.Tags,
+		Description: data.Description,
 	}
 }
 
diff --git a/biz/infrastructure/mapper/file/mongo.go b/biz/infrastructure/mapper/file/mongo.go
index 1303316..434eb55 100644
--- a/biz/infrastructure/mapper/file/mongo.go
+++ b/biz/infrastructure/mapper/file/mongo.go
@@ -234,7 +234,7 @@ func (m *MongoMapper) FindFolderSize(ctx context.Context, path string) (int64, e
 		},
 	}
 
-	result, err := m.conn.Database().Collection("cloudmind_contentcenter").Aggregate(ctx, pipeline)
+	result, err := m.conn.Database().Collection(CollectionName).Aggregate(ctx, pipeline)
 	switch {
 	case err == nil:
 		if result.Next(ctx) {