Guo Xin himself should realize that he is a sinful man! Why have there been so many people of this kind and that kind in society since the emergence of Zhang Wuben?

Since the emergence of Zhang Wuben, there have been countless such differences. There were many before, and only when someone started to expose it did someone start to follow suit. Use traditional Chinese medicine to confuse people and charm their minds. Because these are close to people's lives, people need them. As for why these teachers do this, it is entirely because people's bad habits are there, and they want to get something for nothing.