Dau Tu Xay Dung Va Phat Trien Giao Thong T&T Joint Stock Company Address: No 2, Phung Hung Street, Hang Ma Ward, Hoan Kiem District, Ha Noi City Enterprise code: 0101164533 Phone: 0248282940 Hang Ma Ward, Hoan Kiem District, Ha Noi CityFounding date: 27 - 9 - 2001