Cong Nghe Truyen Thong A Viet Joint Stock Company Address: Nha C4, 34 Nguyen Thi Dinh Lane, Trung Hoa Ward, Cau Giay District, Ha Noi City Enterprise code: 0105818554 Phone: 02439951096 Representative: Truong Thanh Binh Adress: No 17 22a Civil Group, Minh Khai Ward, Hai Ba Trung District, Ha Noi City Trung Hoa Ward, Cau Giay District, Ha Noi CityFounding date: 13 - 3 - 2012