Luong Van Khoan Address: Cua Hang Ban Le Xang Dau, Na Tenh Hamlet, Hoang Viet Commune, Van Lang District, Lang Son Province Enterprise code: 4900707832 Phone: 0912780459 Representative: Luong Van Khoan Adress: No 63, Khu 05, Na Sam Town, Van Lang District, Lang Son Province Hoang Viet Commune, Van Lang District, Lang Son ProvinceFounding date: 20 - 3 - 2012