Dau Tu Thuong Mai Va Phat Trien Cong Nghe LTD Address: No 10, Vong Duc Street, Hang Bai Ward, Hoan Kiem District, Ha Noi City Enterprise code: 0101258453 Phone: 0249360451 Representative: Dang Van Thang Adress: No 275 19 A Civil Group, Trung Liet Ward, Dong Da District, Ha Noi City Hang Bai Ward, Hoan Kiem District, Ha Noi CityFounding date: 16 - 7 - 2002