Truyen Thong Va Cong Nghe Tien Phong Joint Stock Company Address: No 11/211/171, Khuong Trung Street, Thanh Xuan District, Ha Noi City Enterprise code: 0105508707 Phone: 02436419898 Representative: Nguyen Quoc Huy Adress: P511 Nha E4, Tap The Bach Khoa, Hai Ba Trung District, Ha Noi City Thanh Xuan District, Ha Noi CityFounding date: 16 - 9 - 2011