Xay Dung Va Thuong Mai Duy Hung LTD Address: Khoi 13, Phu Yen Town, Phu Yen District, Son La Province Enterprise code: 5500326665 Phone: 02123863250 Representative: Hoang Duy Hung Adress: Khoi 13, Phu Yen Town, Phu Yen District, Son La Province Phu Yen Town, Phu Yen District, Son La ProvinceFounding date: 29 - 9 - 2008