public JsonResult GetPaintDiscountOprLog(string servicePid, int surfaceCount, int packageId = 0)
        {
            if (string.IsNullOrEmpty(servicePid) || surfaceCount < 1)
            {
                return(Json(new { Status = false, Msg = "未知的对象" }, JsonRequestBehavior.AllowGet));
            }
            var logType    = "PaintDiscountConfig";
            var identityID = $"{packageId}_{servicePid}_{surfaceCount}";
            var manager    = new PaintDiscountConfigManager();
            var result     = manager.SelectPaintDiscountOprLog(logType, identityID);

            return(Json(new { Status = result != null, Data = result }, JsonRequestBehavior.AllowGet));
        }