Xay Dung Vien Thong Hoa Lu Joint Stock Company Address: No 3 Tan Do, Nguyen Kha Trac Quarter, Mai Dich Ward, Cau Giay District, Ha Noi City Enterprise code: 0306132123 Phone: 0913292801 Representative: Do Quoc Duong Adress: Ninh Nhat, Ninh Binh City, Ninh Binh Province Mai Dich Ward, Cau Giay District, Ha Noi CityFounding date: 6 - 11 - 2008