Truong Tieu Hoc Ii Xa Mai Sao Address: Sao Ha Hamlet, Mai Sao Commune, Chi Lang District, Lang Son Province Enterprise code: 4900366163 Phone: 02053821542 Adress: Chi Lang District, Lang Son Province Mai Sao Commune, Chi Lang District, Lang Son ProvinceFounding date: 17 - 8 - 2009