Thuong Mai Du Lich Quoc Te Viet Sing LTD Address: No 34 Luong Ngoc Quyen, Hang Buom Ward, Hoan Kiem District, Ha Noi City Enterprise code: 0102266721 Phone: 0249262442 Representative: Nguyen Xuan Hong Adress: No 34 Luong Ngoc Quyen, Hang Buom Ward, Hoan Kiem District, Ha Noi City Hang Buom Ward, Hoan Kiem District, Ha Noi CityFounding date: 24 - 5 - 2007