Tu Van Phat Trien Khoa Hoc Cong Nghe Hop Phat Joint Stock Company Address: No 645, Kim Ma Street, Ngoc Khanh Ward, Ba Dinh District, Ha Noi City Enterprise code: 0101286080 Phone: 0247663445 Ngoc Khanh Ward, Ba Dinh District, Ha Noi CityFounding date: 25 - 9 - 2002