Geocell is a kind of geo-product with an alveolate and three-dimensional structure which processed the thermoplastic sheet by the ultrasonic welding machine and other methods. Its special three-dimensional structure makes it possible to form different viscous forces, different reinforcing bar intensities, and different thicknesses of the cushion. It is widely used in the fields of reinforcing railways, strengthening roadbeds, protect of field banks, building earth protection walls, and so on.