Nha Khach Bo Chi Huy Quan Su Tinh Lang Son Address: Dinh Tien Hoang Street, Chi Lang Ward, Lang Son City, Lang Son Province Enterprise code: 4900236301 Phone: 0205812489 Representative: Dai Ta Nguyen Van Huong Adress: Bo Chi Huy Quan Su, Tinh Lang Son, Lang Son City, Lang Son Province Chi Lang Ward, Lang Son City, Lang Son ProvinceFounding date: 31 - 10 - 2005