Co So Day Nghe Tin Hoc So 5 Address: 273 Truong Thi, Dien Bien, Thanh Hoa City, Thanh Hoa Province Enterprise code: 2800156803-004 Phone: 02157852977 Dien Bien Ward, Thanh Hoa City, Thanh Hoa ProvinceFounding date: 5 - 2 - 1999