Pallet jack is a kind of light and small handling equipment, which has two fork like legs. The pallet jack can be inserted into the free fork hole of the tray. There are two small diameter walking wheels at the front end of the legs. Song is used to support the weight of the pallet goods, and the goods can be lifted to make the pallet or container leave the ground, and then used to pull or electrically drive it to walk. This pallet jack is widely used in loading and unloading at the receiving and dispatching platform or handling without stacking between processes in the workshop.