1， Before use, please select the correct model of the lifting ring according to the angle force table of the lifting ring. Overloading is strictly prohibited.

2，Before installation, it is necessary to check that the rotating part of the lifting ring rotates flexibly. If there is any obstruction or jamming during rotation, stop using it.

3，Before lifting, confirm whether the threaded part of the lifting ring is locked tightly to avoid bending moment caused by thread loosening and stress.

4，The bolt must be completely and tightly attached to the lifted object, tightened without leaving any gaps, otherwise it may easily break or bend the bolt.