Forklift batteries, as the DC power source for forklifts, tractor-trailers, handlers and other equipment, are widely used in airports, stations, harbors, vegetable and fruit markets and warehouses of industrial and mining enterprises. Its importance is self-evident, and it is the key component to guarantee the efficient operation of forklift trucks. As an important part of forklift, the stability of its performance and the standardization of its maintenance directly affect the overall operating efficiency and safety of forklift. Through scientific maintenance and repair measures, the service life of the battery can be maximized to ensure the efficient and stable operation of the forklift.