Chains can be divided into four types: transmission chain, conveyor chain, traction chain and special special chain according to different uses and functions.

1. Transmission chain: a chain mainly used to transmit power.

2. Conveyor chain: a chain mainly used for conveying materials.

3. Traction chain: mainly used for pulling and lifting the chain.

4. Special special chains: chains with special functions and structures mainly used on special mechanical devices.