Patients need to pay attention to the following aspects of ear piercing: first, always go to a regular hospital or beauty hospital to pierce the ear to avoid infection. Secondly, patients should not touch the ear holes with their hands after piercing, which will lead to infection. Third, after the patient pierced ears, do not rush to wear earrings, it is recommended to routinely use alcohol or iodine vapour disinfection 3 times a day, 1 week or so when wearing as much as possible to wear pure silver or pure gold, avoid wearing plastic or iron, which can easily lead to patients with infections. Fourth, patients wearing earrings, must regularly disinfect the earrings, and ear holes, can effectively prevent infection, in accordance with the above methods to do actively, the patient’s chance of postoperative infection will be relatively small.