Manufacturing of auto parts and accessories; retail of auto parts; wholesale of auto parts; manufacturing of motorcycle parts; retail of motorcycles and parts; wholesale of motorcycles and parts; sales of metal materials; metal surface treatment and heat treatment processing; production, processing, and sales: electric heat treatment equipment (business prohibited by national laws and regulations shall not be operated), general machinery and electrical machinery and equipment (except for items that require pre-approval or permission under national laws and regulations); road cargo transportation (relevant administrative licenses or approvals must be obtained before business can be conducted).