Phat Trien Cong Nghe Tin Hoc Va Thuong Mai Dai Phu Tin LTD Address: No 18, Bac Hong Street, Civil Group 83, Khuong Trung Ward, Thanh Xuan District, Ha Noi City Enterprise code: 0101522958 Phone: 0245657930 Representative: Ta Thu Huyen Khuong Trung Ward, Thanh Xuan District, Ha Noi CityFounding date: 27 - 8 - 2004