Van Phong Cong Chung An Vuong Address: No 79, Tran Dang Ninh Street, Khoi 3, Tam Thanh Ward, Lang Son City, Lang Son Province Enterprise code: 4900484488 Phone: 0904181996 Representative: Hoang Thi Thuy Dung Adress: No 50B, Phai Ve Street, Dong Kinh Ward, Lang Son City, Lang Son Province Tam Thanh Ward, Lang Son City, Lang Son ProvinceFounding date: 2 - 1 - 2010