Truyen Thong Cong Nghe Topvn LTD Address: No 30, Alley 53, Van Huong Lane, Ton Duc Thang Street, Hang Bot Ward, Dong Da District, Ha Noi City Enterprise code: 0106025660 Phone: 0912992992 Representative: Nguyen Dinh Thanh Hang Bot Ward, Dong Da District, Ha Noi CityFounding date: 31 - 10 - 2012