Manufacturing of auto parts and accessories; wholesale of auto parts; retail of auto parts; manufacturing of motorcycle parts; retail of motorcycles and spare parts; wholesale of motorcycles and spare parts; manufacturing of smart vehicle equipment; sales of smart vehicle equipment; wholesale of electronic components; manufacturing of power electronic components; manufacturing of electronic components; retail of electronic components; wholesale of hardware products; retail of hardware products; Manufacturing of mechanical and electrical equipment; sales of mechanical and electrical equipment; sales of pneumatic and electric tools; manufacturing of pneumatic and electric tools; manufacturing of supply instruments; sales of supply instruments; manufacturing of household appliances; sales of household appliances; manufacturing of lighting fixtures; sales of lighting fixtures; manufacturing of fasteners; technical services, technology development, technical consulting, technical exchanges, technology transfer, and technology promotion.