Dau Tu Va Phat Trien Cong Nghe Tin Hoc Manh Dung Joint Stock Company Address: No 89, Tran Quoc Hoan Street, Dich Vong Hau Ward, Cau Giay District, Ha Noi City Enterprise code: 0102137388 Phone: 02462696404 Representative: Do Van Manh Adress: Nha A5/102 Khu Tap The Dong Xa, Mai Dich Ward, Cau Giay District, Ha Noi City Dich Vong Hau Ward, Cau Giay District, Ha Noi CityFounding date: 15 - 1 - 2007