First of all, you should check whether you are a static grain or a dynamic grain. If the dent is not obvious when you don't laugh, it is a static grain, and there is still room for remedy. Otherwise, it will be even harder.
You can use the words wrinkle removal or heat insulation essence to strengthen, and it will be better to flatten the dent.
Injection of hyaluronic acid will have a more significant effect, but we must carefully find a regular hospital.