According to Article 66 of the Road Traffic Safety Law of the People's Republic of China, passengers are not allowed to carry inflammable and explosive dangerous articles, throw articles outside the car, or engage in behaviors that affect drivers' safe driving.

Article 90 A motor vehicle driver who violates the provisions of laws and regulations on road traffic safety shall be given a warning or fined from 20 yuan to 200 yuan. If there are other provisions in this law, it shall be punished in accordance with its provisions.

Other provisions on punishment.

Article 107 of the Road Traffic Safety Law of the People's Republic of China gives a warning to road traffic violators and imposes a fine of not more than 200 yuan. The traffic police can make a decision on administrative punishment on the spot and issue a written decision on administrative punishment. The written decision on administrative punishment shall specify the illegal facts of the parties, the basis of administrative punishment, the content, time and place of punishment and the name of the punishment organ, and shall be signed or sealed by law enforcement officers.

Article 108 The party concerned shall pay the fine at the designated bank within 15 days from the date of receiving the written decision on administrative penalty for fine. If the parties have no objection to the fines imposed on pedestrians, passengers and non-motor vehicle drivers, they may collect the fines on the spot.

Refer to the above? China Government Network-Road Traffic Safety Law of the People's Republic of China