Xay Dung Va Ket Cau Thep So 1 Ha Noi Joint Stock Company Address: No 2, Lane 460, Khuong Dinh Street, Thanh Xuan District, Ha Noi City Enterprise code: 0104197456 Phone: 02437893947 Representative: Nguyen Duy Phung Thanh Xuan District, Ha Noi CityFounding date: 8 - 10 - 2009