The business scope includes general projects: Research and development of emerging energy technologies; Solar power generation technology services; Research and development of carbon reduction, carbon conversion, carbon capture, and carbon sequestration technologies; Sales of new energy original equipment; Energy saving management services; Contract energy management; Environmental consulting services; Technical services, technology development, technology consulting, technology exchange, technology transfer, and technology promotion; Sales of photovoltaic equipment and components; Sales of generators and generator sets; Sales of engineering plastics and synthetic resins; Sales of new catalytic materials and additives; Sales of high-performance sealing materials; Sales of chemical products (excluding licensed chemical products); Sales of specialized chemical products (excluding hazardous chemicals); Sales of synthetic materials; Mold sales; Wholesale of hardware products; Sales of valves and plugs; Sales of metal fittings for construction; Sales of doors and windows; Sales of fans and blowers; Sales of metal materials; Sales of sanitary ware; Wholesale of kitchenware, sanitary ware, and daily necessities; Wholesale of daily necessities; Sales of office supplies; Toy sales; Sales of high-performance non-ferrous metals and alloy materials; Sales of glass fiber reinforced plastic products; Sales of non-ferrous metal alloys; Domestic trade agency; Import and export of goods; Technology import and export