The plastic pallet is a kind of logistics unit which is used with the logistics equipment such as forklift, shelf and so on. Can be used to store, load, transport goods, is an essential modern logistics warehousing one of the logistics equipment. The emergence of plastic pallets is to meet the needs of environmental protection, the use of plastic pallets instead of wooden pallets can reduce the destruction of forests the best product; The plastic tray is favored by the food and medicine industry because of its anti-corrosion, anti-moisture, anti-rust, anti-moth, non-moldy and other characteristics. In addition, plastic pallets are widely used in chemical industry, textile industry and manufacturing industry because of their high load-bearing performance and long service life.