Development, sales and maintenance of automation equipment and accessories, assembly line equipment and accessories; development and sales of pneumatic tools and electric tools, work fixtures, manipulators, and robot application technologies; sales of Wujinjiaodian, labor protection supplies, office supplies, steel, rubber products, and anti-static products; technology development, sales, and maintenance of mold equipment; sales and maintenance of air compressors, air purification equipment, vacuum pumps, and related accessories; recycling of renewable resources (excluding projects approved by relevant departments such as solid waste, hazardous waste, scrapped cars, etc.) and sales.