So Khoa Hoc Va Cong Nghe Tinh Yen Bai Address: Dinh Tien Hoang Street, Dong Tam Ward, Yen Bai City, Yen Bai Province Enterprise code: 5200178335 Phone: 0216852461 Adress: Yen Bai City, Yen Bai Province Dong Tam Ward, Yen Bai City, Yen Bai ProvinceFounding date: 30 - 5 - 2000