Tu Van Dau Tu Va Xay Dung Nhat Thanh Joint Stock Company Address: No 11, Alley 47/5, Hoang Quoc Viet Street, Cau Giay District, Ha Noi City Enterprise code: 0101442646 Phone: 0247566794 Representative: Nguyen Viet Tu Adress: Civil Group 9, Minh Tan Ward, Yen Bai City, Yen Bai Province Cau Giay District, Ha Noi CityFounding date: 19 - 2 - 2004