The effect of double eyelid surgery is natural and true, and it lasts for a long time. Generally, the swelling gradually subsided after 2-3 weeks, and basically returned to nature after 1-3 months. Double eyelid surgery time of AHT is short, stitches are not needed, and the effect is natural and realistic, which is restorative. Generally, the swelling can be reduced within one week after operation, and it takes about two months to fully recover.