1, with rich teaching experience and 12 teaching experience, is one of the top ten five-star Sina gold medal teachers in China in 2020 and is called "beautiful treasure teacher" by the majority of postgraduate students.

2. Teaching is unique, passionate, easy to understand, good at simplifying complex problems, concretizing abstract problems, and making mathematics problems live, so that students can easily, quickly and thoroughly master the knowledge points and problem-solving skills of postgraduate mathematics.