Tensioner manufacturers are three important aspects before checking the specifications of sling tensioners, rules in use and storage after use. Before we talk about what to pay attention to during use, the price of shrimp hook will be introduced to the sling after use. How to store it. When using a sling, it should be cleaned and maintained. Next, all slings should be stored at a fixed point. Storage points must be clearly managed. Weekly slings should be inspected and regularly recorded according to Appendix A. At the end of each month, the slings at the storage point should be counted and registered. For wire rope and nylon rope, there should be a number and label indicating the specifications for future use. Wire rope tensioners should also be noted that damaged slings are prohibited from being stored with ordinary slings to avoid confusion.