Trung Tam Phat Trien Quy Dat Phu Yen Address: Khoi 5, Phu Yen Town, Phu Yen Town, Phu Yen District, Son La Province Enterprise code: 5500486732 Phone: 02123865699 Phu Yen Town, Phu Yen District, Son La ProvinceFounding date: 20 - 11 - 2013