Forklift truck is a kind of industrial vehicles used to move, lift and stack materials. They are widely used in ports, stations, airports, cargo yards, factory workshops, warehouses, circulation centers and distribution centers, and can enter the cabins, carriages and containers for pallet cargo handling, handling operations. They are indispensable equipment for pallet transportation and container transportation. Forklift truck can be powered by diesel, gasoline, LPG and battery and they are a variety of equipment which can match various kinds of working attachment according to their working condition.