The signs on the upper right of Buick windshield are inspection signs and insurance signs. When a motor vehicle is driving on the road, it shall hang the motor vehicle number plate, place inspection marks and insurance marks, and carry the motor vehicle driving license with it. No unit or individual may commit any of the following acts, forge, alter or use forged documents.

Alter motor vehicle registration certificate, license plate, driving license, inspection mark and insurance mark, and use registration certificate, license plate, driving license, inspection mark and insurance mark of other motor vehicles.

Function of automobile windshield

Laminated glass refers to sticking a transparent and sticky plastic film between two or three layers of glass, which combines the strength and toughness of plastic with the hardness of glass to increase the shatter resistance of glass. Tempered glass refers to the quenching of ordinary glass to make its internal structure form certain internal stress, thus strengthening the strength of glass.

When it is broken by impact, the glass will break into small pieces, and the edge will be blunt, which is not easy to hurt the passengers. Regional tempered glass is a new type of tempered glass. After special treatment, the crack of its glass can still maintain a certain clarity when it is broken by impact.

Ensure that the driver's vision is not affected. At present, the front windshield of automobile is mainly laminated tempered glass and laminated tempered glass, which can bear strong impact force.