Tu Van Xay Dung Vinaconex Joint Stock Company Address: 4th Floor + 5, Nha D9, Khuat Duy Tien Street, Thanh Xuan Bac Ward, Thanh Xuan District, Ha Noi City Enterprise code: 0101445446 Phone: 0245540889 Representative: Le An Thanh Xuan Bac Ward, Thanh Xuan District, Ha Noi CityFounding date: 27 - 2 - 2004