1, according to the query of Dianping. com, directly hit the college entrance examination: Teacher Li Yunshan deeply studied the law of college entrance examination proposition, and summed up the necessary test points, high-frequency points and error-prone points of the college entrance examination, making the review and preparation more efficient.

2. Efficient and practical: Li Yunshan's ingenious math grading method combines teaching experience with the actual situation of many students, and provides practical methods and skills to help students improve their math scores quickly.