As far as Changchun is concerned, Xizhimi Medical Plastic Surgery and Changchun Langyan Plastic Surgery jointly operated by China and South Korea are both well-known oral plastic surgery hospitals in Changchun. Secondly, there are many kinds of materials for filling teeth. It is suggested to go to a regular hospital for examination, and choose appropriate filling materials to ensure the effect of filling teeth. If you want to know more about this, you can click on my name and I will give you the answer online.