1.Refractive error correction by ciliary muscle paralysis optometry 2.Amblyopia treatment 3.Surgical treatment can be done when the visual acuity reaches the standard, do not wait until you grow up, because this achieves only a cosmetic cure, but loses the possibility of functional cure, and causes bad psychological barriers. 4.Surgical treatment can be considered only when the cause of non-common strabismus is removed or proven to be stable.