Laminating net is formed by laminating non-woven fabric with plastic net on one side or both sides, which combines the advantages of non-woven fabric (anti-filtration) and plastic net (drainage and protection), to offer complete "anti-filtration-drainage-protection" effect. Laminating net is mainly used in drainage of wasteyard, roadbed and surface of highway, railway, tunnel, underground structure, retaining wall, garden, playground and so on.