Thuong Mai Va Tin Hoc Hoang Anh LTD Address: 90 Le Van Huu, Ngo Thi Nham Ward, Hai Ba Trung District, Ha Noi City Enterprise code: 0101232938 Phone: 0247471383 Representative: Trinh Hoai Thu Adress: No 90 Le Van Huu P.Ngo Thi Nham, Hai Ba Trung District, Ha Noi City Ngo Thi Nham Ward, Hai Ba Trung District, Ha Noi CityFounding date: 26 - 4 - 2002