Truong Cao Dang Su Pham Yen Bai Address: Le Truc Street, P/ Dong Tam, Yen Bai City, Yen Bai Province Enterprise code: 5200154849 Phone: 0216852218 Adress: Yen Bai City, Yen Bai Province Yen Bai City, Yen Bai ProvinceFounding date: 7 - 2 - 1999