The precautions to be taken after child circumcision include keeping the lower body clean, reasonable rest and paying attention to diet. 1. Pay attention to the cleanliness of the lower body: after the operation, we must pay attention to hygiene, keep the surgical incision area clean and dry, avoid contact with water, do not make urine soak the surgical incision to prevent infection. 2. Reasonable rest: after the operation, you should rest in bed, avoid strenuous exercise, do not wear tight underwear, and underwear should be changed frequently to avoid the surgical incision site tearing or bleeding due to exercise. 3. pay attention to diet: after the operation, parents should also pay attention to daily dietary adjustments, do not let the child eat stimulating food, diet should be light, eat more fresh vegetables and fruits, strengthen nutrition, is conducive to recovery. After the child circumcision should be more observation, when found local pain, oozing, itching and other symptoms, should be alert for postoperative infection, it is recommended to consult a doctor to check and treat.