After graduating from high school, he was selected as a preparatory student to stay in the Soviet Union. Because he didn't make it, he founded Xihe private middle school in his hometown to teach politics and Chinese, and then went to Hebei Yangcun Middle School (now Yangcun No.1 Middle School in Wuqing County, Tianjin) to teach. 65438-0958 was admitted to the Mathematics Department of Hebei Beijing Normal University (now Hebei Normal University), and served as secretary of the Youth League branch, member of the General Youth League branch, and chairman of the student union. He was awarded the title of "Outstanding College Students in the Capital". After graduation, I was assigned to the attached middle school (that is, Beijing Middle School in Hebei Province) as a math class for senior three graduates. 1967-1979, participated in the formulation of mathematics syllabus for primary and secondary schools in Beijing and the whole country and the compilation of mathematics textbooks for middle schools. 1979 has been teaching (associate professor) in Beijing Radio and TV University, teaching advanced mathematics, linear programming and other courses in Beijing TV Station. He is also the editorial board and editor-in-chief of the Institute of Walking Power of the Chinese Academy of Management Sciences. He was invited to give lectures in Hebei, Henan, Shandong, Tianjin, Shanxi, Jiangsu, Anhui, Guangdong and other provinces and cities. I have compiled a set of review books for economic applied mathematics (* * * five books) and a series of self-study counseling for adult higher education (nine books on mathematics). Editor-in-Chief, Editor-in-Chief of Mathematics Self-study Series, Children's Interesting Mathematics Series, Problems Solving Methods and Skills of Advanced Mathematics, General Review Guidance of Senior High School Mathematics and Analysis of Excellent Questions in Primary School Mathematics. He has published more than 20 articles about mathematics teaching in middle schools and universities, such as Two Breakthroughs in Mathematics and the Solution of Compound Function and Its Definition Domain. With Zhang Shikui, he founded the Journal of Workers and Peasants Mathematics 198 1, and with Dong Kecheng and Wang Hongtao, he founded the Journal of Junior Middle School Mathematics 1983. Compile and preside over the compilation and publication of popular mathematics books and lectures on TV stations in more than ten provinces and cities across the country. He has always been concerned about the cultural and educational undertakings in his hometown, and has repeatedly returned to his hometown and alma mater in Fengnan to give lectures and give books. Hebei Daily and Tangshan People's Broadcasting Station all reported it.