The HSZ series chain block is a portable lifting device easily operated by hand. It is suitable for using in factories, agricultural production, and in wharfs, docks and storages for fixing machines, lifting cargos, and loading and unloading goods. It is especially advantageous for lifting work in the power supply is not available.

The chain block can be attached to a trolley of any type as a travelling chain block. It is suitable to monorail overhead conveying system, hand travelling crane and jib crane.