Xuan Diem Address: La Danh Hamlet, Vu Son Commune, Bac Son District, Lang Son Province Enterprise code: 4900258425 Phone: 0205739603 Representative: Do Van Xuan Adress: La Danh, Vu Son, Bac Son District, Lang Son Province Vu Son Commune, Bac Son District, Lang Son ProvinceFounding date: 6 - 7 - 2007