The benefits of electro-acupuncture are that it can dredge the meridians and channels, harmonize yin and yang, as well as support the righteousness and dispel the evil (support the righteousness in the body and dispel the evil in the body) more effectively. The role of acupuncture is mainly to dredge the meridians and channels, harmonize yin and yang, support the positive and dispel the evil, if through the electro-acupuncture instrument will be connected to the acupuncture needles, so that the acupuncture needles can be charged to stimulate the acupoints, and adjust the electro-acupuncture needle way, can enhance the therapeutic effect of acupuncture. Clinical studies have shown that electro-acupuncture is effective in treating stroke, hemiplegia, muscle strain and joint pain. But acupuncture has a certain risk, because some parts of the human body is more fragile, so be careful when acupuncture, if you need acupuncture, it is recommended to go to a regular hospital to find a professional doctor to operate, not to operate on their own.