The wood plastic profile is a new kind of construction and decoration material, it is mixed by PVC, PP, PE, PS, ABS, etc with different plant fibre, and then formed by vacuum calibrator. It is used in drilling, planing, nailing, sawing, jointing, printing and other construction method. Because of its green environment protection, waterproof, dampproof, anti-corrosion, rot-resistence, ametabolic and good fire-retardant, it can be used after recycling, and has been widely used in fields of floor, guard bar, tray, packing cases, partition board, window and door sheath, skirting line, etc.