Planning the ideological and political work of the public security organs at the corresponding level, strengthening the regularization of the ranks and publicity and education training, and being responsible for supervising and inspecting the people's police of the public security organs at the corresponding level to perform their duties, exercise their functions and powers and observe discipline according to law; To undertake the investigation of cases endangering national security and criminal cases; Combating economic crimes; Organize and coordinate major actions; Handling major criminal cases, major events and major public security cases within its jurisdiction; Manage social security, household registration and resident identity cards according to law, organize the implementation of fire control work, and conduct supervision and inspection according to law.