Wood has the advantages of light weight, high strength to weight ratio, good elasticity, impact resistance, rich texture and beautiful tone, easy processing, and so on, has been listed as an important raw material since ancient times. The wood industry also plays an important role in the national economy because of its low energy consumption, less pollution and renewable resources. Products have been from the initial processing of logs such as poles, pit wood, sleepers and a variety of sawn timber, to the development of wood reprocessing products such as building components, furniture, vehicles, ships, recreational goods, packaging containers and other wood products, as well as wood reprocessing products that are all kinds of wood-based panels, plywood, etc., so that the wood industry formed an independent industrial system.