MTV Hoang Gia Lang Son LTD Address: No 52, 177 Tran Hung Dao Lane, Luong Van Tri Ward, Tinh Lang Son, Viet Nam Enterprise code: 4900943942 Phone: 0973807941 Representative: Hoang Dinh Thang Luong Van Tri Ward, Lang Son City, Lang Son ProvinceFounding date: 13 - 5 - 2026