Yes, orthokeratology is a very practical therapeutic glasses, suitable for people over 8 years old. There are all kinds of glasses in Jilin, and the best quality glasses are from Jilin Overseas Chinese Eye Hospital. My brother's glasses are nearsighted, and the orthokeratology glasses he wears are equipped in this hospital, which controls the increase of the degree very well. I suggest you check it first. The address is Jiefang Middle Road, Chuanying, Jilin Province 1 16. Hope to adopt.