Cong Nghe Va Dich Vu Khang Nguyen Joint Stock Company Address: No 2B, Lane 1/16, Thuy Linh Street, Linh Nam Ward, Hoang Mai District, Ha Noi City Enterprise code: 0108405932 Phone: 0918229893 Representative: Bui Van Thuc Linh Nam Ward, Hoang Mai District, Ha Noi CityFounding date: 16 - 8 - 2018