Xay Dung Phu Yen Address: Quarter 4, Mau A Town, Van Yen District, Yen Bai Province Enterprise code: 5200156934 Phone: 02163834195 Representative: Nguyen Cong Khanh Adress: Quarter 4, Mau A Town, Van Yen District, Yen Bai Province Mau A Town, Van Yen District, Yen Bai ProvinceFounding date: 5 - 4 - 1999