Research, development, production, and sales: automotive environmental protection and energy-saving products, motor vehicle brake fluids, automotive care and detailing products, precision packaging products, disinfection products, hardware products, cosmetics, aerosol products, paints, spray films, daily chemicals, indoor household insecticides, fine chemical products related to equipment and facility maintenance (the above six items involving hazardous chemicals are limited to the scope permitted by the Safety Production License and the Hazardous Chemicals Registration Certificate), fire extinguishing agents (fire extinguishing liquids), fire extinguishers (simple dry powder fire extinguishers, portable dry powder fire extinguishers, portable water-based fire extinguishers, simple water-based fire extinguishers), lubricating oils, automotive decoration products, medical and health products, cleaning agents (including cleaning and maintenance for special equipment vehicles, aircraft, marine transportation, rail transit, and other equipment and facilities), anti-rust lubricants, adhesives, paint removers; import and export of goods or technology (excluding those prohibited by the state or requiring administrative approval); market promotion and publicity; technical services, automotive detailing services, automotive cleaning services, and supporting services related to research, development, production, and sales of products.