The advantages of Lan Ou injection wrinkle removal are easy injection, simplicity and immediacy, natural degradation after injection, safety, non-invasive, painless, natural, perfect and lasting. Lan Ou injection is suitable for people who are unwilling or not suitable for surgery, aiming at deep wrinkles such as forehead lines, fine lines around eyes, crow's feet lines, neck lines, maxillofacial tissue filling and nasolabial groove.