Tu Van Dau Tu Va Phat Trien Cong Nghe Joint Stock Company Address: No 9, Giai Phong Street, Dong Tam Ward, Hai Ba Trung District, Ha Noi City Enterprise code: 0101515679 Phone: 0249153043 Representative: Ta Hoang Tuan Adress: B2 TT1, KTT Moi Bac Linh Dam, Hoang Mai District, Ha Noi City Dong Tam Ward, Hai Ba Trung District, Ha Noi CityFounding date: 10 - 8 - 2004