Dau Tu Va Phat Trien Dich Vu Dien Lanh Bach Khoa LTD Address: No 22, Lane 107, Linh Nam Street, Vinh Hung Ward, Hoang Mai District, Ha Noi City Enterprise code: 0105871290 Phone: 0982995989 Representative: Nguyen Duy Toi Vinh Hung Ward, Hoang Mai District, Ha Noi CityFounding date: 25 - 4 - 2012