Loosening and atrophy of the skin in the eyelid area and edema of the connective tissue under the eyes can cause under-eye bags. Congenital under-eye bags do not work well with conservative treatment and can only be corrected surgically. The vast majority of people have acquired under-eye bags. Due to the different reasons for the formation of under-eye bags, the forms in which it is manifested also differ: 1, simple orbicularis oculi hypertrophy type bags due to genetic factors, the lower eyelid bags at a young age. Its prominent feature is near the lower lid margin, continuous distribution in an arc, the skin is not loose, mostly seen in young people aged 20 to 32. 2.Simple skin laxity type In this case, the skin of the lower lid and outer canthus is lax, but there is no orbital septum laxity, so there is no orbital fat protrusion, and small wrinkles appear around the eyes, mostly seen in middle-aged people aged 33 to 45. 3. Mild to moderate bulging of the lower eyelid is mainly due to congenital overdevelopment of the orbital septum fat, mostly seen in middle-aged and young adults between the ages of 23 and 36. In severe cases, the canthal ligaments are relaxed, the lid plate is ectropion, the lid ball is separated, and tears often appear.