Core System LTD Address: No 671 Hoang Hoa Tham, Vinh Phuc Ward, Ba Dinh District, Ha Noi City Enterprise code: 0107340062 Phone: 0967382323 Representative: Nguyen Duy An Adress: P405 Nha A2 Tap The Ngoc Khanh, Ngoc Khanh Ward, Ba Dinh District, Ha Noi City Vinh Phuc Ward, Ba Dinh District, Ha Noi CityFounding date: 2 - 3 - 2016