Male, Han, CPC member, Doctor。

Currently the head of mathematics teaching and research，Secretary of Party branch of Mathematics and Technology，Honorary titles include "Olympic Gold Medal Coach.，Senior Coach of China Mathematics Olympiad, Excellent Coach of National High School Mathematics League, Excellent Teacher of Beijing, Discipline leader of Beijing, Master of Education instructor of Northeast Normal University, teacher of Mathematics Group of Famous Teachers Workstation of Haidian District, part-time teaching and research member of Haidian Continuing School"。

Since then, he has edited and published five books, published many articles in national core journals such as "Middle School Mathematics Teaching Reference", "Mathematics Communication", "Middle Mathematics", "China Journal of Multimedia Teaching", "High School Mathematics and Physics", and helped nearly 100 students win prizes in mathematics competitions at all levels。The educational philosophy is to strive to present students with "living" mathematics, "living force" is reflected in:

(1) Fresh activity: Connect abstract mathematical knowledge with real life, so that students can feel that mathematics is around;

(2) growth;Starting from the reality of students, find out the growth point of new knowledge -- old knowledge and old methods, so that students can learn new knowledge on the basis of old knowledge and old methods;

(3) Extensibility: knowledge is updated and developed. After learning a knowledge and solving a problem, students are inspired to think deeply: what new questions can you put forward？

(4) Flexibility: the selection of examples is flexible and diverse, giving students at all levels to show space;

(5) Initiative: Mathematics teaching is a kind of thinking activity, under the proper guidance of teachers, in a pleasant atmosphere, students take the initiative to participate and enjoy it。