Manufacturing of pneumatic and electric tools; sales of pneumatic and electric tools; manufacturing of off-highway recreational vehicles and spare parts; sales of off-highway recreational vehicles and spare parts; manufacturing of mopeds; sales of mopeds, scooters and spare parts; manufacturing of sporting goods and equipment; wholesale of sporting goods and equipment; retail of sporting goods and equipment; manufacturing of hardware products; wholesale of hardware products Development; retail of hardware products; sales of metal products; bicycle manufacturing; wholesale of bicycles and spare parts; retail of bicycles and spare parts; sales of electric bicycles; research and development of motorcycles and spare parts; manufacturing of motorcycle spare parts; wholesale of motorcycles and spare parts; retail of motorcycles and spare parts; manufacturing of bicycles for the disabled; sales of bicycles for the disabled; mechanical parts, Parts processing; mechanical parts and component sales; mechanical equipment research and development; mechanical equipment sales; automobile parts and accessories manufacturing; household appliance spare parts sales; household appliance manufacturing; household appliance sales; non-electric household appliance manufacturing; non-electric household appliance sales; plastic product manufacturing; plastic product sales; mold manufacturing; mold sales; Manufacturing of paper products; sales of paper products; manufacturing of smart vehicle-mounted equipment; sales of smart vehicle-mounted equipment; sales of solar thermal power generation equipment; sales of solar thermal power generation products; sales of solar thermal utilization equipment; battery sales; import and export of goods; technology import and export; technical services, technology development, technical consultation, technology exchange, technology transfer, and technology promotion.