Truong Tieu Hoc Xa Tan Doan Address: Khon Ngoa Hamlet, Tan Doan Commune, Van Quan District, Lang Son Province Enterprise code: 4900264210 Phone: 0205732052 Representative: Hoang Thi Hoan Tan Doan Commune, Van Quan District, Lang Son ProvinceFounding date: 25 - 12 - 2007