In the aspect of hip plastic surgery, manual negative pressure liposuction is used to dissolve the excess fat in the hip and extract it, which can suck out more fat under safe conditions, thus achieving the postoperative effect of reducing the hip. In the lifting operation, the elastic thread will be implanted at the buttock joint, and the skin with sagging buttocks will be lifted by using the fluidity of the elastic thread. The subcutaneous membrane after lifting will make the buttocks look tight and visually warped. Through the combination of two operations, the improvement effect of hip will be more ideal! When the elastic thread is implanted, there is no need to cut the hip skin during the operation, and the operation time is relatively short, and the daily life can be resumed after the operation!