Legal basis: Article 12 of the Regulations on Compulsory Motor Vehicle Traffic Accident Liability Insurance stipulates that when signing a compulsory motor vehicle traffic accident liability insurance contract, the insured shall pay all the insurance premiums in one lump sum; An insurance company shall issue an insurance policy and an insurance mark to the insured. Insurance policies and insurance signs shall indicate the number, license plate number, insurance period, name, address and telephone number of the insurance company. The insured shall put an insurance sign on the insured motor vehicle. The style of insurance signs is unified throughout the country. Insurance policies and insurance signs shall be supervised by the China Insurance Regulatory Commission. No unit or individual may forge, alter or use forged or altered insurance policies or insurance signs.