Thuong Mai Du Lich Va Xay Dung Toan Thang LTD Address: No 4, Au Trieu Street, Hang Trong Ward, Hoan Kiem District, Ha Noi City Enterprise code: 0101271655 Phone: 0246500020 Representative: Do Kim Yen Adress: No 76 Hang Chieu, Dong Xuan Ward, Hoan Kiem District, Ha Noi City Hang Trong Ward, Hoan Kiem District, Ha Noi CityFounding date: 27 - 8 - 2002