Dau Tu Xay Dung Hai Dang Joint Stock Company Address: 29 Lang Ha Lane, Thanh Cong Ward, Ba Dinh District, Ha Noi City Enterprise code: 0100515690 Phone: 0248692410 Representative: Nguyen Van Thang Adress: Nha E, No 9, 29 Lang Ha Lane, Thanh Cong Ward, Ba Dinh District, Ha Noi City Thanh Cong Ward, Ba Dinh District, Ha Noi CityFounding date: 17 - 7 - 1998