Taekwondo is a kind of thing. As long as you really want to learn it, it doesn't matter in that Dojo. The coach is just a guide, the key is to look at yourself. As for the grade examination, if you think that you can only get this position by spending money, you can not take the grade examination at all. When you reach a certain level, you can go to a special grading examination institution and be promoted to the black belt directly. ? ———————————— Li, you answer.