Wuxi Public Security Bureau is an integral part of Wuxi Municipal People's Government, and it is the functional department of Wuxi Municipal People's Government in charge of the city's public safety work. Because the director of Wuxi Public Security Bureau is also the deputy mayor of Wuxi, and the level is the deputy department level. To implement the principles, policies, laws, regulations and rules related to public security work; According to the actual situation of this Municipality, study and draft local laws, regulations and policies on public security work, and organize their implementation; To lead, supervise and inspect the city's public security work. Public security bureaus under its jurisdiction: Jiangyin Public Security Bureau, Yixing Public Security Bureau, Orfila Branch, Binhu Branch, Liangxi Branch, Economic Development Branch, Huishan Branch and Xishan Branch.
Wuxi Public Security Bureau consists of departments: office, assessment office, communication office, intelligence center, network security detachment, patrol special police detachment, big data detachment, political department, party style supervision office, audit bureau, petition office, news propaganda center, entry-exit detachment (port visa office), inspector detachment, police academy, discipline inspection and supervision team, political security detachment, criminal police detachment, anti-drug detachment, anti-terrorism detachment and legal detachment.