Underhung cranes are light and small cranes that run on rails. They can be installed directly on the roof structure of the existing factory building without the need for corbels. Therefore, they can save space, reduce costs, and use the entire factory space for production. It has the characteristics of compact structure, good rigidity, sensitive operation, low noise, safety and reliability.

The necessary components in the lifting mechanism of underhung cranes include the following parts: Wire rope or chain: used to connect lifting objects to the crane and assume the role of lifting and suspending the lifting objects; chains are generally used for heavier lifting objects, while wire ropes are suitable for larger tonnages.