The best answer: injection of hyaluronic acid to improve the chin should be cautious. You should go to a qualified, professional and reliable hospital for plastic surgery. I suggest you consult Shanghai Hongkang Plastic Surgery Hospital, featuring injection projects and non-surgical plastic surgery. The hospital has advanced facilities and a group of experts with rigorous research and profound academic attainments, which are safe and reliable. So you can consult them with confidence. You can search Shanghai Hongkang Plastic Surgery Hospital online, and you will find that Hongkang Plastic Surgery Hospital has a "double income" preferential activity during 20165438+February 25th (Christmas)-2065438+1October 3rd (New Year's Day).

I hope I can help you.