Select slings of appropriate length that have sufficient capacity and can meet the use mode. If multiple slings are used for lifting load at the same time, the same type of slings must be selected; The raw materials of flat slings shall not be affected by the environment or load. Whether accessories or soft lifting lugs are required, it must be carefully considered that the end of the sling is matched with the auxiliary accessories and lifting equipment.

When selecting the sling specification, the size, weight, shape of the load to be lifted, as well as the service mode coefficient affected jointly by the lifting method to be used must be included in the calculation. The requirements for the ultimate working force given must be taken into account. At the same time, the working environment and the type of load must be considered.