Buu Dien Thanh Pho Lang Son Address: No 49, Le Loi Street, Vinh Trai Ward, Lang Son City, Lang Son Province Enterprise code: 4900266031-012 Phone: 02053811322 Representative: Chu Thi Thuy Adress: No 68, Le Dai Hanh Street, Dong Kinh Ward, Lang Son City, Lang Son Province Vinh Trai Ward, Lang Son City, Lang Son ProvinceFounding date: 20 - 2 - 2017