Truong THCS Huu Lien Address: Ao Bair Hamlet, Huu Lien Commune, Huu Lung District, Lang Son Province Enterprise code: 4900395559 Phone: 02053725407 Adress: Huu Lung District, Lang Son Province Huu Lien Commune, Huu Lung District, Lang Son ProvinceFounding date: 25 - 9 - 2009