Thuong Mai Tong Hop Thong Nong Joint Stock Company Address: Thong Nong Town, Thong Nong District, Cao Bang Province Enterprise code: 4800739887 Phone: 02063875299 Representative: Ma Trung Kham Adress: Thong Nong Town, Thong Nong District, Cao Bang Province Thong Nong Town, Thong Nong District, Cao Bang ProvinceFounding date: 14 - 6 - 2011