MTV Lang Son Smart Education LTD Address: No 2/5/8, Lane 123, Le Loi Street, Vinh Trai Ward, Lang Son City, Tinh Lang Son, Viet Nam Enterprise code: 4900918142 Phone: 0936516257 Representative: Do Thi Kim Dung Vinh Trai Ward, Lang Son City, Lang Son ProvinceFounding date: 20 - 1 - 2025