1. When buying a vehicle, it is required that the vehicle is in good condition, with no accident and maintenance records, and the mileage of the vehicle should be true.

2. When buying a vehicle, you should buy a model with warranty to ensure the later maintenance cost.

3. When buying a vehicle, make sure that the vehicle is purchased through legal channels and legal mortgage procedures.

4. When buying a vehicle, check the license plate number, frame number, engine number, vehicle configuration, vehicle condition and vehicle ownership certificate.

5. When buying a vehicle, the buyer and the seller are required to sign a valid car purchase agreement and keep relevant information for future use.