Liu Xiangzhong's electrotherapist uses the electro-osmotic silica gel pole piece of electrotherapist to generate channels and convection at the affected part and another level, thus eliminating inflammation, diminishing inflammation and relieving pain. In this regard, the cloud therapy of Shenzhen Kangxin Technology ect lightning electrotherapy instrument has such an effect, which can enable athletes to achieve a comfortable and gentle electrotherapy method to relieve pain and restore health.