Duong Sau Address: Hamlet 1, Dong Khe Commune, Dong Son District, Thanh Hoa Province Enterprise code: 2802426903 Phone: 0961578222 Representative: Ngo Thi Sau Adress: Hamlet 1, Dong Khe Commune, Dong Son District, Thanh Hoa Province Dong Khe Commune, Dong Son District, Thanh Hoa ProvinceFounding date: 23 - 11 - 2016