Truong Tieu Hoc Xa Huu Vinh Address: Hop Thanh Hamlet, Huu Vinh Commune, Bac Son District, Lang Son Province Enterprise code: 4900357627 Phone: 02053837536 Adress: Bac Son District, Lang Son Province Huu Vinh Commune, Bac Son District, Lang Son ProvinceFounding date: 30 - 7 - 2009