Tu Van Giao Duc Va Dao Tao Efa Viet Nam LTD Address: No 19, Alley 2, Lien Viet Lane, Nguyen Luong Bang Street, Nam Dong Ward, Dong Da District, Ha Noi City Enterprise code: 0105809888 Phone: 02462765800 Representative: Mai Huu Hanh Nam Dong Ward, Dong Da District, Ha Noi CityFounding date: 5 - 3 - 2012