Du Lich Thuong Mai Va Dau Tu Thu Do Joint Stock Company Address: No 109, Tran Hung Dao Street, Hoan Kiem District, Ha Noi City Enterprise code: 0100106715 Phone: 0249421268 Representative: Dang Thi Then Adress: Civil Group 4, Hoang Mai District, Ha Noi City Hoan Kiem District, Ha Noi CityFounding date: 21 - 5 - 1998