Suitable for safety protection against accidental falling of lifted workpieces during crane lifting, it can effectively protect the life safety of ground operators and damage to lifted workpieces. It is applied to high-altitude workplaces such as metallurgical and automotive manufacturing, petrochemical, engineering construction, power, ships, communication, pharmaceuticals, bridges, etc. This product is only a part of the system, and the anti fall systems are: vertical life system and horizontal life system. The horizontal life system is widely used. Strong, wear-resistant, durable, moldy and alkali resistant, simple and lightweight, safe and applicable.