New battery technology development, goods and technology import and export business. Battery sales; battery spare parts sales; battery manufacturing; battery spare parts production; automobile parts and accessories manufacturing; new energy vehicle electrical accessories sales; new energy vehicle battery swapping facility sales; emerging energy technology research and development; technical services, technology development, technical consultation, technology exchange, technology transfer, technology promotion; automobile parts research and development; new material technology research and development. Sales of electronic products; wholesale of motorcycles and spare parts; retail of motorcycles and spare parts; sales of electric bicycles; repair of electric bicycles. Import and export of goods.