Tie strap: It is mainly used for binding, fixing and sorting articles, such as wires, packages, pipelines, etc., and is widely used in manufacturing, power industry, logistics and other fields. The cable tie has excellent properties such as corrosion resistance, ultraviolet protection and aging resistance, and its price is relatively low, so it is suitable for large-scale use.

Handcuffs: They are mainly used to restrain human body activities, such as when the police arrest criminal suspects. Handcuffs are generally made of metal, which can be stronger and harder to escape. At the same time, they also have a deterrent effect and can effectively maintain social order.