Thuong Mai Tin Hoc Hung Long Joint Stock Company Address: No 6, Doi Cung Street, Le Dai Hanh Ward, Hai Ba Trung District, Ha Noi City Enterprise code: 0101331047 Phone: 0248217611 Representative: Nguyen Tien Dung Adress: No 1, Lot 1 To 62, Tuong Mai Ward, Hoang Mai District, Ha Noi City Le Dai Hanh Ward, Hai Ba Trung District, Ha Noi CityFounding date: 11 - 2 - 2003