With the improvement of people’s living and health standard, the incidence of penile cancer is gradually reduced, but the incidence is still very high in some remote mountainous areas and backward health areas, which is mostly seen in patients with prepuce and circumcision, and is more frequent in 40-60 years old. Erosion, the late stage is a swelling, increased secretions, malodorous smell. Treatment is partial excision of the penis. The prognosis is generally better, mainly in the discovery of early and late, so the appearance of abnormalities in patients with prepuce or circumcision, especially circumcision ulcers that have not been cured should be noted, should be early to the regular hospital consultation, patients with prepuce should be operated early.