public JsonResult VınnAdd(string Users, string Operator, string IMEI, string SerialNumber, string DeviceName, string SımCardNo, string PIN1, string PIN2, string PUK1, string PUK2, string Special, string Status, DateTime PurchaseDate, string Olduser)
        {
            Classes.Vınn      n = new Classes.Vınn();
            Classes.ReturnDto r = new Classes.ReturnDto();

            r = n.VınnAdd(Users, Operator, IMEI, SerialNumber, DeviceName, SımCardNo, PIN1, PIN2, PUK1, PUK2, Special, Status, PurchaseDate, Olduser);
            return(Json(r, JsonRequestBehavior.AllowGet));
        }