Dau Tu Va Du Lich Van Hien LTD Address: No 9- Hang Manh, Hang Gai Ward, Hoan Kiem District, Ha Noi City Enterprise code: 0101204031 Phone: 0249286533 Hang Gai Ward, Hoan Kiem District, Ha Noi CityFounding date: 25 - 1 - 2002