public ActionResult doptimize_query(string productName, string startTime, string endTime)
        {
            List <DoptimizeExperimentTable> det_list = new List <DoptimizeExperimentTable>();

            if (startTime != "" && endTime != "")
            {
                DateTime st = Convert.ToDateTime(startTime);
                DateTime et = Convert.ToDateTime(endTime);
                det_list = dbDrive.QueryDoptimizeExperimentTable(productName, st, et.AddDays(1), LangleyPublic.adminId);
            }
            else
            {
                det_list = dbDrive.QueryDoptimizeExperimentTable(productName, LangleyPublic.adminId);
            }
            return(Json(new { code = 0, msg = "", count = det_list.Count, data = DoptimizePublic.Doptimization_list(dbDrive, det_list) }, JsonRequestBehavior.AllowGet));
        }