Truong TH & THCS Xa Bac Viet Address: Na Leng Hamlet, Bac Viet Commune, Van Lang District, Lang Son Province Enterprise code: 4900890320 Phone: 0919015626 Representative: Nguyen Van Huan Adress: Khu 3, Na Sam Town, Van Lang District, Lang Son Province Van Lang District, Lang Son ProvinceFounding date: 13 - 10 - 2022