The downstream of the rosin deep processing industry chain mainly includes the adhesive industry, the coating industry, the ink industry, the synthetic rubber and synthetic plastics industry, the electronic chemical industry, and the food and cosmetics industry. In 2021, the demand for rosin for coating and adhesive rosin resins will account for 39.82% of the demand for rosin in all rosin deep-processed products, accounting for the highest proportion; followed by disproportionated rosin, the demand will account for 19.25%; For rosin resin, the demand for rosin accounts for 13.50% of the total demand.