Parallel import refers to imported cars that are not authorized by the original factory, that is, some powerful domestic bosses directly order a large number of cars abroad, and then transport them to the port for direct sale, usually in the port automobile city and the dealers in the comprehensive bonded area, just like people looking for foreign purchasing agents to buy imported products, but the car purchasing process is not so simple and complicated.

If parallel import of patented products impacts the market

, the patentee can put the patented products under some corresponding restrictions through customs filing, thus effectively preventing parallel import of patented products;

Because the patent authorization is regional, there is no infringement for the patented technology that has not been applied for protection, and it can be used in other countries and the patent can be applied for.