Nguyen Van Sy Address: 29, Tam Thanh Street, Lang Son City, Lang Son Province Enterprise code: 4900150245 Phone: 02145877388 Representative: Nguyen Van Si Adress: No 7, Lane 14, Bac Son, Hoang Van Thu, Lang Son City, Lang Son Province Lang Son City, Lang Son ProvinceFounding date: 28 - 8 - 1999