Vien Tin Dong Nam A Joint Stock Company Address: No 27 Nguyen Khang, Trung Hoa Ward, Cau Giay District, Ha Noi City Enterprise code: 0101142480 Phone: 02466743821 Representative: Nguyen Thi Nga Adress: No 312B, Civil Group 14, Lang Thuong Ward, Dong Da District, Ha Noi City Trung Hoa Ward, Cau Giay District, Ha Noi CityFounding date: 12 - 7 - 2001