wpc decking ( wood-plastic composite) is the commonly used resin adhesive with polyethylene, polypropylene, PVC, mixed with more than 50% of the materials such as wood powder, rice shell, straw and other waste plant fibers to form new wood materials, and then plates or profiles are produced through plastic processing processes such as extrusion, molding and injection molding. Mainly used in building materials, furniture, logistics and packaging and other industries.