Dau Tu Va San Xuat Thiet Bi Giao Duc Viet Nam Joint Stock Company Address: No 76 Khu Tap The Ba Trieu, Nguyen Trai Ward, Ha Dong District, Ha Noi City Enterprise code: 0105912204 Phone: 02466806947 Representative: Tran Phuong Huyen Adress: No 11, Phan Phu Tien, Cat Linh Ward, Dong Da District, Ha Noi City Nguyen Trai Ward, Ha Dong District, Ha Noi CityFounding date: 8 - 6 - 2012