Tu Van Du Hoc Va Giao Duc Ha Noi Joint Stock Company Address: No 3, Lane 180, Lo Duc Street, Dong Mac Ward, Hai Ba Trung District, Ha Noi City Enterprise code: 0101419647 Phone: 0903281101 Dong Mac Ward, Hai Ba Trung District, Ha Noi CityFounding date: 21 - 11 - 2003