It was synthesized made of wood pallet and plastic material pallet and steel pallet strong point and discarded such defect essentially. Plastic-lumber has high intensity and combat acid alkali and corrosion resisting and not ageing and not breathe in water and worm- germ resisting £¨ not suffocating £© and resisted mildew and resisted static electricity and so on the strong point. Overcome the defect of the made of wood pallet easy stain and easy breakdown and short life. It also overcome the defect of plastic material pallet is bad rigidity and high price and standard petrification and so on. Yet Plastic-lumber pallet may be assemble into the different standard criterions of home and abroad on the basis of demand of buyer. It is widely used the warehouse to store and ware stream and export packing. Especially adapt to the field of foods and chemical engineering and medicine.