Dau Tu Va Phat Trien Cong Nghe Hoang Duong LTD Address: No 24, Ta Hien Street, Hang Buom Ward, Hoan Kiem District, Ha Noi City Enterprise code: 0101414896 Phone: 02439262015 Representative: Nguyen Huy Manh Adress: No 24 Ta Hien, Hang Buom Ward, Hoan Kiem District, Ha Noi City Hang Buom Ward, Hoan Kiem District, Ha Noi CityFounding date: 5 - 11 - 2003