Retail of automotive spare parts; Wholesale of automotive spare parts; Technical services, technology development, technology consulting, technology exchange, technology transfer, and technology promotion; Information system integration services; Information technology consulting services; Socio economic consulting services; Information consulting services (excluding licensed information consulting services); Conference and exhibition services; Domestic trade agency; Internet sales (except for the sale of goods that need to be licensed); Camera and video production services; Research and development of Internet of Things technology; Rental and operation services for small and micro buses; Motor vehicle repair and maintenance; Technology import and export; Import and export of goods; Internet equipment sales; Sales of cloud computing devices; Cloud computing equipment technology services; Internet data service; Software development; Retail of motorcycles and spare parts; Wholesale of motorcycles and spare parts; Sales of mechanical parts and components; Sales of hydraulic power machinery