1200 degrees of myopia belongs to high myopia. Usually, attention should be paid to avoid strenuous activities, because the eye axis of high myopia is over-elongated, it can cause degenerative changes in the fundus, and strenuous activities can easily lead to the production of retinal detachment and retinal fissures. In terms of treatment for high myopia: 1. develop proper reading habits and pay attention to balanced nutrition. 2. wear glasses for treatment, frame glasses and various types of contact lenses can be considered. 3. take surgical treatment, there are mainly two ways: one is laser surgery treatment plan; the other is IOL implantation treatment plan for crystalline eyes. The specific type of surgical treatment option to be taken is finalized through a detailed eye examination.