Tu Van Xay Dung Va Thiet Ke T&T Joint Stock Company Address: No 21, Lane 99, Dinh Cong Ha Street, Dinh Cong Ward, Hoang Mai District, Ha Noi City Enterprise code: 0104235623 Phone: 02466606596 Representative: Nguyen Viet Tu Adress: Voi Street, Voi Town, Lang Giang District, Bac Giang Province Dinh Cong Ward, Hoang Mai District, Ha Noi CityFounding date: 3 - 11 - 2009