There are several ways to deal with redness around the anus in children: if the redness around the anus is due to flushing of the skin caused by covering the heat, it can be dealt with by changing the diaper, breathability, and keeping the area dry. If the redness of the skin is due to infection, you can apply topical ointment such as ellagic acid ointment or Bactrim ointment. In addition, in the acute infection period, you can use potassium permanganate powder sitz bath, when the color of the water is light pink or lavender sitz bath, sitz bath 5-10 minutes a day, twice a day for local anti-infection treatment. After the sitz bath, you can use a dry towel to dry, and the local area can be dried with a hair dryer. After drying, you can apply ointment and other anti-infective treatments, which can keep the skin around the anus of the child clean and eliminate the infection.