Generally, 6 months after opening the corner of the eye, repairing the inner corner of the eye failed. When repairing, it is necessary to open the inner corner of the eye and then retract it, commonly known as "wrapping the corner of the eye" to improve the shape of the inner corner of the eye.

According to the network data, Cao Renchang is an international authoritative ophthalmologist and the distinguished dean of Angel Korean Wave. For 27 years, he has been focusing on eye repair surgery, successfully repairing more than 30,000 failed eye plastic surgery, and is known as "the king of eye plastic surgery in Asia" and "the master of eye plastic surgery". Its fine surgical incision, unique push anesthesia, meticulous minimally invasive and seamless, 7-layer extreme suture and other surgical techniques, as well as profound attainments in the field of plastic surgery, are favored by Korean politicians, celebrities and entertainment stars.