Truyen Thong Du Lieu So SDC Joint Stock Company Address: No 15, Lane 255/84, Linh Nam Street, Vinh Hung Ward, Hoang Mai District, Ha Noi City Enterprise code: 0103834173 Phone: 02462929708 Representative: Le Huu Vinh Adress: No 15, Lane 62, Dong Cuong Ward, Thanh Hoa City, Thanh Hoa Province Vinh Hung Ward, Hoang Mai District, Ha Noi CityFounding date: 19 - 5 - 2009