Vien Thong An Hung Joint Stock Company Address: No 256, Khuong Dinh Street, Ha Dinh Ward, Thanh Xuan District, Ha Noi City Enterprise code: 0101673844 Phone: 0912497888 Representative: Nguyen Anh Dung Adress: 9 Cum 2 Civil Group, Ha Dinh Ward, Thanh Xuan District, Ha Noi City Ha Dinh Ward, Thanh Xuan District, Ha Noi CityFounding date: 10 - 6 - 2005