In order to fully implement the Opinions of the Central Committee of the Communist Party of China on Strengthening the Legal Supervision of Procuratorial Organs in the New Era and the Opinions of the Ministry of Public Security of the Supreme People's Procuratorate on Improving the Investigation Supervision and Cooperation Mechanism, better build a benign and interactive pattern of prosecutors and police "major prosecutors", and improve the quality and efficiency of criminal cases and the level of legal supervision, Lu'an People's Procuratorate and Lu'an Public Security Bureau set up an Office of Investigation Supervision and Cooperation, and urged county and district procuratorates to actively establish an Office of Investigation Supervision and Cooperation with public security organs at the same level according to local conditions.  

　　 Jin'an District Procuratorate  

　　 Yu'an District Procuratorate  

　　 Yeji District Procuratorate  

　　 Huoshan County Procuratorate  

　　 The procuratorates of all counties and districts responded positively and set up investigation supervision and cooperation offices one after another. By formulating implementation rules, holding joint research and judgment meetings, establishing real-time data sharing, on-site resident support and other mechanisms, we jointly promote the establishment and substantive operation of the office, and constantly deepen the cooperation between investigation supervision and the police.  

　　 Shucheng County Procuratorate  

　　 Huoqiu County Procuratorate  

　　 Jinzhai County Procuratorate  

　　 At present, the Lu'an City Procuratorate and seven county and district procuratorates have all been listed, realizing the full coverage of the investigation supervision and cooperation office.