When it comes to chains, there will be a type of circular ring chain, bicycle chain, sweater chain and other types of chains. There are still great differences in the use of these chains. The sweater chain is a decorative chain, and often values the appearance of the chain. There are also many forms of the decorative chain. The bicycle chain is a roller chain, which is usually used as a transmission chain on mechanical equipment. Not only other preparation applications on bicycles are also wide. The lifting chain is a ring chain, one by one, one by one, and the circles are intertwined. Welded from round steel wire. What people value when they use their load capacity, strength, tension, and so on. It is often used to lift up and enhance heavy objects. In short, their role in their use is different.