| Content of the paper from the starting point of Mengzi City police firearms management system relies on research, development meaning, now the actual situation of research and promotion of three aspects discussed. A detailed description of the studied Mengzi City police details and work mainly in the gun control system, from business analysis, functional analysis, data analysis, three levels of detail are made specifically described. Business process analysis system, the first of the original National Firearms Information System is being used and the traditional police with firearms, the module business process management analysis, obtained through the analysis of existing similar systems and legacy management presence problems and imperfections, and then were re-designed and optimized recycling from each module that meets the practical needs of Mengzi city police firearms management system business processes; through Mengzi City police firearms management system detailed business after the analysis module block, and from the functional module in terms of Mengzi City police analyzed using firearms management system, through the use of a large number of use case diagrams and corresponding description to determine the function of Mengzi City police firearms management system components; Finally Mengzi city police firearms management data processing systems within the system analyzed in detail, a clear system entity class diagram of the functional modules, and the structure of the system will be described specific database table analysis. Finally, part of the work related to the research and analysis undertaken of the summary, and for this city of Mengzi police firearms management system, the next step is to optimize the perfect job to do a schedule. |