Auto parts and accessories manufacturing; auto parts wholesale; auto parts research and development; motorcycle parts manufacturing; motorcycles and parts wholesale; motorcycle and parts research and development; fastener manufacturing; fastener sales; metal material manufacturing; metal material sales; electronic product sales; technical services, technology development, technology consulting, technology exchange, technology transfer, technology promotion; social and economic consulting services; information consulting services (excluding licensing information consulting services); business management consulting; tourism development project planning consulting; project planning and public relations services; import and export of goods; technology import and export.