I hope you choose a regular hospital. You can visit Yue Mei. Com has found quite a lot of information about mandibular angle, some case studies and approximate price range, which can help you make a judgment. I hope I can help you. Don't care too much about the burden and risk that plastic surgery will bring when you are old. You just need to know that you are in the country now and have a good life. * Whether the world is gentle or not actually does not depend on whether you are gentle or not. Even if you get rid of the malice of others on your appearance temporarily through plastic surgery, your fear will still exist, so if you are gentle, the world will be gentle.