Cong An Xa Minh Khai - Cong An Tinh Lang Son Address: Na Ma, Minh Khai Commune, Binh Gia District, Lang Son Province Enterprise code: 4900919185 Phone: 0915569900 Representative: Hoang Dinh Minh Minh Khai Commune, Binh Gia District, Lang Son ProvinceFounding date: 1 - 12 - 2021