Quang Cao Va Truyen Thong Alpha Joint Stock Company Address: No 20, Lane 127, Van Cao Street, Lieu Giai Ward, Lieu Giai Ward, Ba Dinh District, Ha Noi City Enterprise code: 0102297832 Phone: 02462940990 Representative: Trieu Lan Anh Adress: No 14, 11 Nguyen Luong Bang Lane, Dong Da District, Ha Noi City Lieu Giai Ward, Ba Dinh District, Ha Noi CityFounding date: 25 - 6 - 2007