Dich Vu Va Ky Thuat O To Tien Phong Joint Stock Company Address: P502, Thanh Ha Building, CC2 Bac Linh Dam, Dai Kim Ward, Hoang Mai District, Ha Noi City Enterprise code: 0107301899 Phone: 02432011199 Representative: Tran Quoc Tuan Adress: No 7 B3, Tap The 695a, Xuan Dinh Ward, Bac Tu Liem District, Ha Noi City Dai Kim Ward, Hoang Mai District, Ha Noi CityFounding date: 19 - 1 - 2016