Phong Nong Nghiep Va Phat Trien Nong Thon Huyen Thong Nong Address: Thong Nong Town, Thong Nong District, Cao Bang Province Enterprise code: 4800175172 Phone: 02063875283 Thong Nong Town, Thong Nong District, Cao Bang ProvinceFounding date: 24 - 12 - 2008