Tax Guo, surveillance cameras are illegal.

The cameras installed on the road are illegal.

Various cameras on the road are: 1, and electronic police: installation location: generally at the crossroads. Responsibilities: Monitor illegal behaviors such as running red lights, not following the direction, changing lanes illegally, pressing lines, retrograde, and motor vehicles occupying non-motor vehicle lanes. Features: there is no hint when snapping. 2, bayonet (electronic capture): installation location: generally installed in national highways, provincial highways, highways. Responsibilities: mainly capture speeding behavior, and sometimes capture it without wearing a seat belt. Features: Front snapshot, you can see the face clearly. Principle: There are two ways to measure speed by camera, one is by coil installed underground, and the other is by radar on telephone pole. When the camera takes a normal snapshot, the flash will flash. If it flashes twice, it means that the overspeed has been photographed. 3, illegal capture: installation location: near the no-stop section. Responsibilities: Capture illegal vehicles, capture retrograde and illegal lane changes. Features: The camera can be zoomed, and generally it can see at least 200 meters. 4. Skynet monitoring: installation location: various intersections, communities and other places that need monitoring. Responsibilities: The public security organs monitor the main roads 24 hours a day, eliminate hidden dangers of public security and better arrest criminals. Features: pure public security monitoring, no snapshot function. 5. Flow monitoring: Installation location: generally installed on the pole of electronic police or the pole of signal lamp. Responsibilities: Statistics of traffic flow. Features: No violation will be caught.

Photographers who violate the rules in China will have tips, such as snapshot tips, speed limit tips, violation tips and so on. With the help of all kinds of mobile phone applications, we can know the local traffic dynamics in time, understand the local sections that are easy to violate the rules and avoid violations.