Phong Tu Phap Huyen Van Lang Address: Khu 2, Na Sam Town, Van Lang District, Lang Son Province Enterprise code: 4900890289 Phone: 02053880193 Representative: Ly Van Ninh Adress: Cong Ly, Thanh Hoa Commune, Van Lang District, Lang Son Province Na Sam Town, Van Lang District, Lang Son ProvinceFounding date: 12 - 10 - 2022