The business scope includes licensed projects: hazardous chemical management (projects that must be approved according to law, business activities can only be carried out after approval by relevant departments, and specific business projects shall be subject to the approval results) General projects: new material technology research and development; Technical services, technology development, technical consultation, technology exchange, technology transfer, technology promotion; sales of synthetic materials; sales of new catalytic materials and auxiliaries; sales of engineering plastics and synthetic resins; sales of chemical products (excluding licensed chemical products); import and export of goods; technology import and export; Import and export agency (except for projects that need to be approved according to law, independently carry out business activities according to law with business license)