Cong Nghe Tin Hoc Viet Joint Stock Company Address: No 2, 69a/109 Lane, Hoang Van Thai Street, Khuong Mai Ward, Thanh Xuan District, Ha Noi City Enterprise code: 0105277538 Phone: 02466832126 Representative: Nguyen Thanh Ngoc Adress: No 4/112, Le Loi Street, Gia Vien Ward, Ngo Quyen District, Hai Phong City Khuong Mai Ward, Thanh Xuan District, Ha Noi CityFounding date: 25 - 4 - 2011