Thuong Mai Dao Ngoc Long LTD Address: No 82, Dich Vong Street, Dich Vong Ward, Cau Giay District, Ha Noi City Enterprise code: 0101475578 Phone: 0248339840 Representative: Dao Manh Hung Adress: 18, Gia Ngu Street, Hang Bac Ward, Hoan Kiem District, Ha Noi City Dich Vong Ward, Cau Giay District, Ha Noi CityFounding date: 26 - 4 - 2004