Giai Phap Cong Nghe Truyen Thong DC Tech Joint Stock Company Address: No 296, Hoa�ng Mai Street, Hoang Van Thu Ward, Hoang Mai District, Ha Noi City Enterprise code: 0105184530 Phone: 0989806737 Representative: Dao Xuan Trung Adress: No 298, Hoang Mai Street, Hoang Van Thu Ward, Hoang Mai District, Ha Noi City Hoang Van Thu Ward, Hoang Mai District, Ha Noi CityFounding date: 10 - 3 - 2011