Research and development of electronic special materials; research and development of Internet of Things technology; development of artificial intelligence application software; manufacturing of automobile parts and accessories; manufacturing of motorcycle parts and accessories; retail of motorcycles and spare parts; motor manufacturing; operation of electric vehicle charging infrastructure; manufacturing of power transmission, distribution and control equipment; sales of intelligent power transmission, distribution and control equipment; centralized fast charging stations; sales of motor vehicle charging; sales of charging piles; sales of new energy vehicle electrical accessories; leasing of photovoltaic power generation equipment; energy storage technology services; new energy Source sales of automotive battery swapping facilities; manufacturing of power electronic components; sales of power electronic components; industrial Internet data services; Internet sales (except for the sale of goods requiring licenses); software development; software sales; big data services; information consulting services (excluding licensed information consulting services); engineering management services; network equipment sales; information security equipment sales; network technology services; Internet of Things equipment sales; Internet of Things application services; import and export of goods; technology import and export.