Dau Tu Khoa Hoc Va Thiet Bi Giao Duc Dai Thanh LTD Address: 4th Floor, Hud3 Tower Building, No 121-123, To Hieu Street, Nguyen Trai Ward, Ha Dong District, Ha Noi City Enterprise code: 0110089480 Phone: 0904573286 Representative: Vi Van Son Nguyen Trai Ward, Ha Dong District, Ha Noi CityFounding date: 11 - 8 - 2022