Thiet Bi Giao Duc Ngan Giang Joint Stock Company Address: No 82, Ngoc Khanh Street, Ngoc Khanh Ward, Ngoc Khanh Ward, Ba Dinh District, Ha Noi City Enterprise code: 0102012477 Phone: 0247715470 Representative: Dang Van Hung Adress: No 39, 2 Trung Phung Lane, Trung Phung Ward, Dong Da District, Ha Noi City Ngoc Khanh Ward, Ba Dinh District, Ha Noi CityFounding date: 18 - 8 - 2006