Sweaty hands and feet in summer may be caused by yin deficiency, which can be treated according to Chinese medicine. Such as kidney yin deficiency with six flavors of dihuang pill, heart yin deficiency with pai zi nourishing heart pill and so on. However, the specific cause and medication should be decided by the doctor according to the patient’s condition. 1. Kidney yin deficiency: Sweating of hands and feet caused by kidney yin deficiency can be accompanied by symptoms such as five heart-heat (heat in the hearts of the hands and feet, and self-consciousness of the heart and chest), hot flashes and night sweating (abnormal sweating after going to sleep, and stopping after waking up), lumbar and knee soreness and weakness (feeling of soreness and weakness in the lumbar and knee areas), and dizziness and tinnitus, etc; the treatment can be used as Six-flavored Digoxigenin Pill. 2. Deficiency of heart yin: sweating of hands and feet caused by deficiency of heart yin may be accompanied by palpitation and anxiety (violent heartbeat, panic), insomnia, trance and other symptoms; treatment may include Pai Zi Xin Nao Xin Wan. 3. Deficiency of qi and yin (deficiency of both qi and yin): Sweating of hands and feet caused by deficiency of qi and yin may be accompanied by shortness of breath, fatigue, and pallor; treatment may include Pulse Sheng San. If medication is needed, it should be diagnosed by a doctor and standardized treatment should be followed.