Road traffic signs are graphic symbols that display traffic laws and road information. They can express traffic laws vividly, concretely, and concisely. At the same time, they also express content that is difficult to describe in words. They are used to manage traffic and indicate driving directions to ensure The facilities for smooth roads and safe driving are road traffic facilities. It is applicable to highways, urban roads and all special highways. It has the nature of laws and regulations, and vehicles and pedestrians must abide by it.

Road traffic signs are signs that use text and graphic symbols to convey instructions, directions, warnings, prohibitions and other signals to vehicles and pedestrians. It tells you the direction of the road, the name of the road, and tells you that the road ahead is a fork, a detour, or a mountain road. Tell you exactly which road is forbidden to pass, and which road is forbidden to turn left; tell you where you can park, where you can cross the road, etc. With these signs, driving and walking are clear at a glance, and your driving and walking safety are also guaranteed. .

The main functions of road traffic signs are as follows:

(1) Warning signs are signs that warn vehicles and pedestrians to pay attention to dangerous places;

(2) Prohibition signs are signs that prohibit or restrict the traffic behavior of vehicles and pedestrians;

(3) Indication signs are signs that instruct vehicles and pedestrians to move;

(4) Traffic signs. Road signs are signs that convey information on the direction, location, and distance of the road.