Du Lich Do Thanh Hong LTD Address: No 39/1a Dang Thai Than, Phan Chu Trinh Ward, Hoan Kiem District, Ha Noi City Enterprise code: 0110942370 Phone: 02389326337 Representative: Nguyen Thi Hang Phan Chu Trinh Ward, Hoan Kiem District, Ha Noi CityFounding date: 21 - 1 - 2025