It is usually caused by eyelid relaxation. You can find a regular hospital to do a levator muscle surgery, and the weakness of the upper eyelid muscle can be corrected by levator muscle surgery. This can be done at the same time as double eyelids, because Xiamen Meilai usually chooses this radian for double eyelid surgery. After the operation, we can repair the levator palpebrae superioris and make a double eyelid to cover the trace of levator palpebrae superioris.