Cong Nghe Duc Viet Joint Stock Company Address: No 39, Lane 279, Hoang Mai Street, Hoang Van Thu Ward, Hoang Mai District, Ha Noi City Enterprise code: 0108066380 Phone: 0904085585 Representative: Nguyen Thi Thu Tra Hoang Van Thu Ward, Hoang Mai District, Ha Noi CityFounding date: 20 - 11 - 2017