He Laoshi, a Ph.D. student majoring in mathematics in Peking University, is currently teaching in four famous schools in Shanghai, a famous high school mathematics teacher, with teaching experience of 10 years. After years of teaching and research, the original "He's teaching method" can quickly improve children's math scores by more than 50 points in one month. At present, He Laoshi has brought out more than 10,000 people, and the math score of the college entrance examination is 140! He Laoshi is known as the best math teacher of our time!