Sales of batteries, chargers, power adapters, electronic products, LED products, solar products, solar product related accessories; domestic trade; import and export of goods and technology. (Except items prohibited by laws and administrative regulations; projects restricted by laws and administrative regulations must obtain a license before operating) Technical services, technology development, technical consultation, technology exchange, technology transfer, technology promotion; electric bicycle repair; bicycle repair; retail of bicycles and spare parts; sales of assisted bicycles, scooters and spare parts; sales of electric bicycles; wholesale of motorcycles and spare parts; retail of motorcycles and spare parts; wholesale of automobile spare parts; retail of automobile spare parts; sales of automobile decorative products; sales of new energy vehicle electrical accessories; sales of battery spare parts; production of battery spare parts. Production of batteries, chargers, power adapters, electronic products, LED products, solar products, and solar product related accessories.