The main activity is the production of sausages (10.13.2).
China
10.13 Production of meat products from slaughter animals and poultry
10.13.1 Production of salted, boiled, baked, smoked, dried, and other meat
10.13.4 Production of meat (meat-containing) semi-finished products
10.13.5 Production of cooked meat (meat-containing) products