Dau Tu Du Lich Thang Long Joint Stock Company Address: No 28, Huyen Lane, Hang Trong Ward, Hoan Kiem District, Ha Noi City Enterprise code: 0103654029 Phone: 02439381188 Representative: Pham Thi Thao Adress: No 21 Civil Group 18, Thuong Thanh Ward, Long Bien District, Ha Noi City Hang Trong Ward, Hoan Kiem District, Ha Noi CityFounding date: 31 - 3 - 2009