MTV Xay Dung Khoi Duc LTD Address: No 32B, Chu Van An Street, Vinh Trai Ward, Lang Son City, Lang Son Province Enterprise code: 4900827583 Phone: 0913298358 Representative: Vu Ngoc Trinh Vinh Trai Ward, Lang Son City, Lang Son ProvinceFounding date: 21 - 5 - 2018