Tu Van Giao Duc Va Thuong Mai Ngan Ha LTD Address: No 91, Quan Thanh Street, Quan Thanh Ward, Ba Dinh District, Ha Noi City Enterprise code: 0101659046 Phone: 0904666160 Representative: Nguyen Thi Kim Huong Adress: No 33a, Gia Ngu Street, Hang Bac Ward, Hoan Kiem District, Ha Noi City Quan Thanh Ward, Ba Dinh District, Ha Noi CityFounding date: 27 - 5 - 2005