Zhong Gong and Tu Hua? Hehe, it will be miserable to go. Teachers just graduated, not as good as you. You just watch PPT in class, and the loss of teachers is serious. Now you can hardly meet a good teacher. The other two don't understand, so it's hard to evaluate. If the foundation is good, it is better to find a few people to practice by themselves. Of course, if it is Xiaobai, you can find a small organization to report and get familiar with the problems and processes.