Wood-plastic composite material is the use of agricultural plant fibres and plastics, processed through scientific formulations and advanced unique technology, with high strength and hardness, acid and alkali resistance, corrosion resistance, no deformation, formaldehyde-free, easy to recycle and so on, it is a real green environmental protection materials, its service life is 5-10 times longer than the ordinary wood, and has no cracks, no insects, no need for painting, low maintenance costs It has the advantages of no cracks, no insects, no need for painting, low maintenance costs, etc.