Dau Tu Va Phat Trien Cong Nghe Dong A Joint Stock Company Address: No 2, Lane 190, Giai Phong Street, Phuong Liet Ward, Thanh Xuan District, Ha Noi City Enterprise code: 0101301010 Phone: 0248687982 Representative: Ha Thanh Hai Adress: Khu Tap The, Bo 230 Street, Duong Xa Commune, Gia Lam District, Ha Noi City Phuong Liet Ward, Thanh Xuan District, Ha Noi CityFounding date: 9 - 11 - 2002