Dau Tu Phat Trien Cong Nghe Va Thuong Mai Ha Noi Joint Stock Company Address: No 22, Lane 345/91, Khuong Trung Street, Khuong Trung Ward, Thanh Xuan District, Ha Noi City Enterprise code: 0101413758 Phone: 0247910257 Representative: Nguyen Xuan Thinh Adress: No 9 3 Khoi 11 Civil Group, Ha Huy Tap Ward, Vinh City, Nghe An Province Khuong Trung Ward, Thanh Xuan District, Ha Noi CityFounding date: 31 - 10 - 2003