General project: Research and development of biochemical product technology; Sales of food additives; Sales of chemical products (excluding licensed chemical products); Research and development of bio based material technology; Biomass energy technology services; Technical services, technology development, technology consulting, technology exchange, technology transfer, and technology promotion; Manufacturing of bio based materials; Sales of bio based materials; Sales of health food (pre packaged); Import and export of goods; Technology import and export; Sales of feed additives. (Except for projects that require approval according to law, conducting business activities independently based on the business license in accordance with the law) Licensed projects: Drug production; Food production; Production of food additives; Production of feed additives. (For projects that require approval according to law, business activities can only be carried out after approval by relevant departments. The specific business projects shall be subject to the approval documents or permits issued by relevant departments. )