Dau Tu Phat Trien Cong Nghe An Ninh LTD Address: Zoom 1003, 10th Floor, No 27 Tran Duy Hung, Trung Hoa Ward, Cau Giay District, Ha Noi City Enterprise code: 0101300585 Phone: 02437719155 Representative: Vu Thanh Trung Adress: No 92 Thanh Cong, Thanh Cong Ward, Ba Dinh District, Ha Noi City Trung Hoa Ward, Cau Giay District, Ha Noi CityFounding date: 8 - 11 - 2002