Dau Tu Xay Dung Cong Trinh Giao Thong Ha Noi Joint Stock Company Address: C2 To 57, Yen Hoa Ward, Cau Giay District, Ha Noi City Enterprise code: 0101760783 Phone: 0242109528 Representative: Do Thi He Adress: No 219, Lang Ha Street, Dong Da District, Ha Noi City Yen Hoa Ward, Cau Giay District, Ha Noi CityFounding date: 27 - 8 - 2005