He Thong Thong Tin V.O.X Joint Stock Company Address: No 70e 14 Cum 14 Civil Group, Cong Vi Ward, Ba Dinh District, Ha Noi City Enterprise code: 0101734053 Phone: 0249110500 Representative: Tran Hao Buu Adress: Phong A307, Sinh Vien Hacinco Village, Thanh Xuan District, Ha Noi City Cong Vi Ward, Ba Dinh District, Ha Noi CityFounding date: 29 - 7 - 2005