Thuong Mai Dai Viet LTD Address: No 57 Duong Tam Thanh, Tam Thanh Ward, Lang Son City, Lang Son Province Enterprise code: 4900211297 Phone: 0205870199 Representative: Nguyen Tien Hung Adress: No 57, Tam Thanh Street, Tam Thanh Ward, Lang Son City, Lang Son Province Tam Thanh Ward, Lang Son City, Lang Son ProvinceFounding date: 23 - 8 - 2001