Hop Tac Xa Quan Son Address: Son Thai Hamlet, Hoa Thuong Commune, Dong Hy District, Thai Nguyen Province Enterprise code: 4600346582 Phone: 02148822448 Representative: Le Duy Tiep Adress: Son Thai, Hoa Thuong, Dong Hy District, Thai Nguyen Province Hoa Thuong Commune, Dong Hy District, Thai Nguyen ProvinceFounding date: 25 - 12 - 2003