Trung Tam Dich Vu Va Phat Trien Du Lich Thi Xa Do Son Address: Khu I, Van Son Ward, Do Son District, Hai Phong City Enterprise code: 0200655701 Phone: 02125865330 Representative: Luu Dinh Men Adress: No 70 Ly Thanh Tong, Van Son Ward, Do Son District, Hai Phong City Van Son Ward, Do Son District, Hai Phong CityFounding date: 3 - 1 - 2006