Quang Cao Va Truyen Thong Viet Nam Joint Stock Company Address: No 288 Le Trong Tan, Khuong Mai Ward, Thanh Xuan District, Ha Noi City Enterprise code: 0101781582 Phone: 0245658434 Representative: Do Van Chuong Adress: 18B Cua Dong, Hoan Kiem District, Ha Noi City Khuong Mai Ward, Thanh Xuan District, Ha Noi CityFounding date: 27 - 9 - 2005