After the decisive stage of the special struggle against the underworld and evil, what we are facing is not only to wipe out the current prominent evil forces, but also to build a normal prevention and long-term and regular governance mechanism. Based on the analysis of the current situation of the underworld and evil forces in Huangpi District, this paper summarizes the effectiveness of the special struggle against gangsters and evils in Huangpi District, including the establishment of a regular supervision and control mechanism in key industries, the improvement of the coordination and linkage mechanism of various departments, the construction of an interactive docking mechanism between the criminal governance and grid management, the efficient participation mechanism of local social forces, and the construction of criminal governance In the five aspects of intelligent operation mechanism, this paper explores and studies the promotion of long-term and regular treatment of anti-corruption and anti-corruption in Huangpi District, and promotes the sustainable improvement of public security in Huangpi District.