Dau Tu Va Phat Trien Thanh Nam Joint Stock Company Address: No 44, Nhi Thanh Street, Tam Thanh Ward, Lang Son City, Lang Son Province Enterprise code: 4900654669 Phone: 02056252528 Representative: Vu Duc Toan Tam Thanh Ward, Lang Son City, Lang Son ProvinceFounding date: 16 - 5 - 2011