Thuong Mai Va Dich Vu Tin Hoc An Viet Joint Stock Company Address: No 8, Civil Group 31, Mai Dich Ward, Cau Giay District, Ha Noi City Enterprise code: 0102325416 Phone: 02435377848 Representative: Nguyen Van Su Adress: No 8, Civil Group 40, Mai Dich Ward, Cau Giay District, Ha Noi City Mai Dich Ward, Cau Giay District, Ha Noi CityFounding date: 26 - 7 - 2007