Hop Tac Xa Tien Thanh Address: Cau Khai Hamlet, Dong Cuong Commune, Van Yen District, Yen Bai Province Enterprise code: 5200266366 Phone: 0216831783 Representative: Nguyen Xuan Thanh Adress: Cau Khai Hamlet, Dong Cuong, Van Yen District, Yen Bai Province Dong Cuong Commune, Van Yen District, Yen Bai ProvinceFounding date: 4 - 12 - 2006