Hop Tac Xa 1-5 Xa Yen Phu Address: Canh Tien Hamlet, Yen Phu Commune, Van Yen District, Yen Bai Province Enterprise code: 5200217506 Phone: 0216830279 Representative: Nguyen Quyet Chien Adress: Canh Tien Hamlet, Yen Phu Commune, Van Yen District, Yen Bai Province Yen Phu Commune, Van Yen District, Yen Bai ProvinceFounding date: 31 - 3 - 2004