Fat-dissolving needle has a good effect on stovepipe. Injection of fat-dissolving needle can not only promote fat dissolution, but also achieve the effect of losing weight. In addition, liposuction needle injection can also protect the liver without any metabolic side effects. Injection of liposuction needle has no side effects and is beneficial to health. However, in order to ensure the best liposuction effect, everyone must go to a regular professional plastic surgery hospital for treatment, so as to ensure safety and effectiveness.