Eyeglass lenses are usually examined by an ophthalmologist after 3-6 months, and it is recommended to change eyeglass lenses if the increase in prescription exceeds 50 degrees or the increase in astigmatism exceeds 50 degrees, and it is also recommended to change eyeglass lenses in time if they are worn out, especially in the pupil area where abrasions can affect the quality of vision. Eyeglasses are the safest way to correct refractive errors. It is recommended that preschool children visit the ophthalmology department regularly for relevant visual quality examinations, and every 3-6 months for an examination, and choose glasses or myopia education according to the corresponding situation. Myopia rehabilitation for children is mainly to do appropriate outdoor sports, low concentration of atropine eye drops if necessary, and if myopia deepens faster, it is also recommended to wear keratoplasty lenses.