Cong Nghe Xay Dung Hoang Ha Joint Stock Company Address: No 03, 207 Bui Xuong Trach Lane, Khuong Dinh Ward, Thanh Xuan District, Ha Noi City Enterprise code: 0106836404 Phone: 0983045396 Representative: Do Thi Thanh Ha Adress: No 104, Truong Dinh Lane, Truong Dinh Ward, Hai Ba Trung District, Ha Noi City Khuong Dinh Ward, Thanh Xuan District, Ha Noi CityFounding date: 4 - 5 - 2015