It is a better method to bury the thread and cut the double eyelids. Simple operation, little trauma, no scar, rapid swelling reduction and no need to remove stitches. More suitable for young people, with thin eyelids, long eyes and no loose skin. Or it is suitable for the remedy when the double eyelid fold becomes shallow or partially disappears after double eyelid surgery. The advantages of embedding thread to cut double eyelids are recoverability, simple operation, less trauma, less edema and no trace.