Duoc Va Phat Trien Cong Nghe Ngan Ha LTD Address: No 45, Quang Trung Street, Tran Hung Dao Ward, Hoan Kiem District, Ha Noi City Enterprise code: 0101786911 Phone: 0249439543 Representative: Tran Thi Dat Adress: No 45, Quang Trung Street, Tran Hung Dao Ward, Hoan Kiem District, Ha Noi City Tran Hung Dao Ward, Hoan Kiem District, Ha Noi CityFounding date: 5 - 10 - 2005