public string GetModelDatasByModelID(string DIYAnalyseModelID)
        {
            int id = 0;
            int.TryParse(DIYAnalyseModelID, out id);
            CustomAnalyseItemService service = new CustomAnalyseItemService();
            DataTable dt = service.GetModelDatasByDIYAnalyseModelID(id);
            string[] column = { "ID", "DIYAnalyseModelID", "ProductLineID", "ProductLineName", "VariableName", "VariableDescription" };

            string result = DataGridJsonParser.DataTableToJson(dt, column);

            return result;
        }