The hottest days of summer are almost over, but the hand sweat of patients with hand sweating will not be taken away by the departing heat. Hand sweating is a functional localized abnormal sweating caused by a disorder of the sympathetic nervous system, mainly manifested as excessive sweating of the hands, and some patients may also have the onset of heavy sweating in the feet and armpits. Hand sweating is a congenital disorder that runs in families, with a family history of up to 13%, and generally develops more often in adolescence, with adolescence being the more serious stage of the disease, but it does not heal itself with age after adolescence. The symptoms of hand sweating are sweaty hands, and the effects of sweaty hands on life, work, and school are not to be underestimated. There are many patients who have been affected by hand sweat disorder because of the exams, the job search, the promotion and salary increase at work, the inability to grasp the handrail in the bus subway, the inability to make hand-made food, and the shortened life span of used umbrellas …… As people’s living standards improve and the pursuit of quality of life, more and more people want to find a way to get rid of sweaty hands. At present, the recognized method that can effectively treat hand sweating is minimally invasive surgery. Minimally invasive surgery has been used in the clinical treatment of hand sweating since the 1980s, and has been successfully performed on numerous patients with hand sweating for decades, and has a wealth of clinical experience. The minimally invasive fluorescence ETS procedure takes only about 30 minutes to complete, and the patient’s hands are warm and dry after the procedure and can be discharged the next day.