Opposite eyes are medically known as internal strabismus, which needs to be improved with corrective lenses and vision training under the supervision of a doctor, or treated surgically. Esotropia can be categorized into Regulatory Esotropia, Partial Regulatory Esotropia and Non-Regulatory Esotropia, and the treatment modalities are also different. 1. Adjustable Esotropia: Adjustable Esotropia usually does not require surgery and can be corrected by wearing bifocals or hyperopia glasses. It can be corrected by wearing bifocals or hyperopia glasses. A vision correction training machine should also be used for visual improvement training. 2.Partial accommodative esotropia: Partial accommodative esotropia can be corrected by wearing spectacles together with surgery. 3. Non-adjustable strabismus: Non-adjustable strabismus should be treated with surgery as early as possible in order to correct the eye position, and the commonly used surgical method is bilateral rectus medialis retraction, and if combined with amblyopia, it should also be accompanied with shortening of rectus medialis in amblyopic eyes. Children’s strabismus should be corrected in time so as not to affect the quality of daily life, please consult a professional doctor.