public ActionResult ListProvince(string newsId)
        {
            string paths         = Server.MapPath("~") + "Content\\Json\\taxBureauCode.json";
            var    listChist     = new List <ProvinceNew>();
            var    listTaxBureau = ProvinceTaxAgency.TaxBureaus(paths);

            foreach (var taxBureau in listTaxBureau)
            {
                if (taxBureau.Value.Equals(newsId))
                {
                    listChist = taxBureau.Childs;
                    break;
                }
            }

            var lstItem = new List <SelectListItem> {
                new SelectListItem {
                    Value = "", Text = @"- Chọn cơ quan BHXH quản lý -"
                }
            };

            foreach (var item in listChist)
            {
                lstItem.Add(new SelectListItem {
                    Text = item.Text, Value = item.Value
                });
            }
            return(Json(lstItem, JsonRequestBehavior.AllowGet));
        }
        private IEnumerable <SelectListItem> ListTaxAgency()
        {
            string paths         = Server.MapPath("~") + "Content\\Json\\taxBureauCode.json";
            var    listTaxBureau = ProvinceTaxAgency.TaxBureaus(paths);
            var    lstItem       = new List <SelectListItem> {
                new SelectListItem {
                    Value = "", Text = @"- Chọn Tỉnh/Thành Phố -"
                }
            };

            foreach (var taxBureau in listTaxBureau)
            {
                lstItem.Add(new SelectListItem {
                    Text = taxBureau.Text, Value = taxBureau.Value
                });
            }
            return(lstItem);
        }