Tu Van Xay Dung Thong Nhat Joint Stock Company Address: 50 Dang Thai Mai, Thac Gian Ward, Thanh Khe District, Da Nang City Enterprise code: 0400512940 Phone: 02363691939 Representative: Tran Van Thanh Thac Gian Ward, Thanh Khe District, Da Nang CityFounding date: 11 - 10 - 2005