Geonet can be used in the soft soil stabilization, base reinforcement, embankments over soft soils, seacoast slope protection and reservoir bottom reinforcement, etc. It prevents the slope rock fromfalling down, which avoids the hurt to the human beings and the vehicle on the road; It prevents the road dregs packed by geonet from being washed away, avoids the roadbed distortion and improves the stability of the roadbed; laying the geonet reinforces the road surface, avoids development of the reflection crack.