General Projects: Research and development of new materials; sales of new metal functional materials; manufacturing of synthetic materials (excluding hazardous chemicals); sales of coatings (excluding hazardous chemicals); production of refractory materials; sales of ecological environment materials; manufacturing of coatings (excluding hazardous chemicals); sales of engineering plastics and synthetic resins; technical services, technological development, technical consulting, technical exchange, technology transfer, and technology promotion; manufacturing of biobased materials; manufacturing of plastic products; manufacturing of light-weight building materials; sales of graphite and carbon products; manufacturing of new building materials (excluding hazardous chemicals); sales of biobased materials; sales of metal materials; sales of rubber products; sales of synthetic materials; sales of building materials; manufacturing of specialized chemical products (excluding hazardous chemicals); sales of new ceramic materials; sales of specialized chemical products (excluding hazardous chemicals); production of chemical products (excluding products requiring licenses); technical service for new material technology promotion; sales of chemical products (excluding products requiring licenses); sales of plastic products; sales of new catalytic materials and additives; manufacturing of ecological environment materials; sales of new membrane materials; sales of building decoration materials; manufacturing of paper products. (Except as otherwise required by laws and regulations, the company shall independently operate in accordance with the business license and laws.) License Projects: Goods import and export. (Except as otherwise required by laws and regulations, the company's business scope is subject to the approval of relevant administrative approval documents or permits, and the specific business scope is subject to the approved documents or permits of the competent authorities.)