Trung Tam Dan So - KHH Gia Dinh Huyen Phu Yen Address: Phu Yen Town, Phu Yen District, Son La Province Enterprise code: 5500354655 Phone: 02123863290 Phu Yen Town, Phu Yen District, Son La ProvinceFounding date: 20 - 3 - 2009