When installing speed bumps, pay attention to the hole position. Speed ​​bumps are quite common in our daily life. Many speed bumps can be seen on the road. It is mainly to prevent...

What is the better performance of the speed bump? According to the analysis of the speed belt manufacturer, the rubber belt has the characteristics of shock absorption, good compre...

     What method can remove the smell of reflective vest? According to reflective clothing manufacturers, after wearing reflective clothing for a long time, it is easy to contamina...

What harm will the wrong speed bump do to the vehicle? With the progress of the times, each of our vehicles is usually equipped with shock absorbers to reduce the shaking of the ve...

    What are the classifications of reflective clothing? What is its principle? Reflective clothing has many applications in our lives, also known as reflective clothing. It has ma...

    Why must the speed of the vehicle be slow when passing the speed bump? Nowadays, in many residential areas and on the road, you often see the speed bump set, which requires the...