Du Lich Kham Pha Dong Nam A LTD Address: No 110 Ba Trieu, Hai Ba Trung District, Ha Noi City Enterprise code: 0101492809 Phone: 0247550612; 0249438550 Representative: Nguyen Van Hong Adress: No 23, 25 Vu Ngoc Phan Lane, Dong Da District, Ha Noi City Hai Ba Trung District, Ha Noi CityFounding date: 3 - 6 - 2004