In April 17, 2013, Gansu Province, Linxia City Public Security Bureau invited me to the director of lawyers for the detailed analysis of the Linxia Municipal Bureau of public security administrative law enforcement officers in the new promulgated "the people's Republic of China administrative law enforcement". The director of the application of case teaching method, according to the "Administrative Coercion Law" enacted after the administrative law enforcement officers in the administrative law enforcement activities, shall comply with the legal procedures, the collection of evidence and how to improve the administration according to law on the system, has laid a legal foundation for law enforcement personnel in strict administration according to law. After the lecture, according to the content of the lecture, the police officers were also discussed the interaction, the lecture is held smoothly, successfully, but also won the local public security organ for leadership and officers alike.