Vang Bac Hai Soai Address: Khoi 2, Phu Yen Town, Phu Yen District, Son La Province Enterprise code: 5500506650 Phone: 01685130772; 0385130772 Representative: Nguyen Van Soai Adress: Khoi 2, Phu Yen Town, Phu Yen District, Son La Province Phu Yen Town, Phu Yen District, Son La ProvinceFounding date: 14 - 8 - 2014