Dau Tu Va Phat Trien Du Lich Sao Mai LTD Address: No 158, Thai Ha Street, Trung Liet Ward, Dong Da District, Ha Noi City Enterprise code: 0102211546 Phone: 0245371894 Representative: Do Phuong Mai Adress: No 55, Hang Dau Street, Dong Xuan Ward, Hoan Kiem District, Ha Noi City Trung Liet Ward, Dong Da District, Ha Noi CityFounding date: 13 - 4 - 2007