What do these signs mean?

Red signs usually indicate danger and warn people not to approach or enter dangerous areas. On the road, this sign is usually used to point out dangerous situations, such as sharp turns or steep slopes. In the industrial field, it is usually used to indicate areas of high-voltage power lines or harmful chemicals. When you see the red sign, please be sure to stop, stay alert and take appropriate actions according to the instructions of the sign.

Yellow signs are usually used to remind people to pay attention. These signs may indicate some potential dangers or places that need special attention. On roads, yellow signs are usually used to indicate areas where roads charge, slow down or need to slow down. In industrial areas, it may indicate the need to wear protective equipment or handle it carefully. When you see the yellow sign, please pay attention to what it indicates and take appropriate measures to ensure safety.

Green signs usually indicate safety, point in the right or safe direction, or nominate some useful information, such as distance, service station, hotel, theme park, etc. On the road, the green sign indicates that there are only pedestrian walkways, bicycle lanes, scenic spots and rest areas. In hospitals, schools, museums and other public places, green signs often guide people to their destinations or provide important information. When you see the green sign, you can take corresponding actions and follow the instructions or information provided by the sign.