Risai LTD Address: No 47, Alley 649/77, Nam Du Street, Linh Nam Ward, Hoang Mai District, Ha Noi City Enterprise code: 0105965848 Phone: 0975049292 Representative: Bui Thanh Duong Linh Nam Ward, Hoang Mai District, Ha Noi CityFounding date: 13 - 8 - 2012