MTV Thuong Mai Du Lich Ha Son BS LTD Address: Tieu Khu Hoang Van Thu, Bac Son Town, Bac Son District, Lang Son Province Enterprise code: 4900824487 Phone: 0985339813 Representative: Hoang Dinh Hoi Bac Son Town, Bac Son District, Lang Son ProvinceFounding date: 12 - 4 - 2018