Fumigation bed, a traditional Chinese medicine, has remarkable, powerful and lasting physiological and pharmacological effects. These two functions are the heat of fumigation and the drugs used for symptomatic treatment. Doctors can prescribe the right medicine according to the patient's condition, which is directly effective. At present, advanced Chinese medicine vaporization devices are widely used in fumigation machine, and the constant temperature is controlled by digital intelligence/computer, so that Chinese medicine liquid can generate Chinese medicine vapor. During fumigation treatment, patients can open the pores and capillary network of the whole body through steam hot compress. In the steam environment, the pathogenic factors in the body go out, and the drug ions effectively penetrate the lesion site and the meridian lesion area, and the drug power directly reaches the lesion. It has a good effect on improving microcirculation, loosening bones to relieve pain and activating joints. This machine integrates many functions such as medical treatment of traditional Chinese medicine, hyperthermia, steam therapy and iontophoresis of traditional Chinese medicine, and integrates heat, dosage, humidity and intermediate frequency therapy, which has high popularization and application value.