He has served as the legal principal of Beijing Bayi Middle School, Middle School Affiliated to Central University for Nationalities, Yuanda Vocational High School and Hongyan School for Migrant Workers' Children. In the way of "Judge Mom" legal course, combined with vivid and typical cases, this paper analyzes the causes of juvenile delinquency, explains the harm caused by criminal behavior to society, families and individuals, and tells children that only by cultivating their sound personality, good moral character and behavior habits and building a solid line of defense in life can they stay away from crime for life. She was also invited to Zhengzhou, Henan, Shijiazhuang, Hebei, Chengdu, Sichuan, Wuhan, Hubei, Kunming, Yunnan and other places to give legal reports and family education reports, and achieved good legal publicity results. During her tenure as a deputy to the National People's Congress, a member of the Chinese People's Political Consultative Conference and a representative of the Beijing Municipal People's Congress, she actively participated in the discussion of state affairs, called on the whole society to pay attention to the healthy growth of minors, and put forward dozens of proposals and suggestions, such as "Legislation for the Internet to protect the legitimate rights and interests of minors", "Strengthening the moral and legal education of minors-establishing a family, school and social linkage education mechanism" and "Amending the Law on the Protection of Minors". In the process of formulating the Law on the Prevention of Juvenile Delinquency, she attended the the National People's Congress Standing Committee (NPCSC) meeting many times and put forward more than ten suggestions, among which three suggestions, such as "the juvenile court should be positioned in the law", were written into the law.