Thuong Mai San Xuat Dien Tu - Vien Thong MTT LTD Address: No 70B, Le Van Huu, Ngo Thi Nham Ward, Hai Ba Trung District, Ha Noi City Enterprise code: 0101349213 Phone: 0249430867 Ngo Thi Nham Ward, Hai Ba Trung District, Ha Noi CityFounding date: 10 - 4 - 2003