Senior Gui Xian's courses are excellent, and the specific knowledge points are clear. Some difficulties and doubts will be explained in detail, so don't worry, you can choose with confidence. Peking University, Master of Psychology, 202 1, pioneer scholar, the only anchor of family education on the list, shared scientific family education learning experience, and the original R&D course received five-star praise, with 200,000 parents and students. I hope to help ordinary families achieve educational equity and let every student take one step at a time.