Tu Van Thiet Ke Va Dau Tu Xay Dung Hong Ha Joint Stock Company Address: No 39, Lane 172, Hong Mai Street, Quynh Loi Ward, Hai Ba Trung District, Ha Noi City Enterprise code: 0102367649 Phone: 0246275815 Representative: Nguyen Xuan Quang Adress: Zoom 204 Nha 23 Ba Trieu, Hang Bai Ward, Hoan Kiem District, Ha Noi City Quynh Loi Ward, Hai Ba Trung District, Ha Noi CityFounding date: 20 - 9 - 2007