In recent years, prison information construction has developed rapidly, showing the characteristics of large volume and rapid growth, which has significantly improved the efficiency of prison work. In the process of information construction, the construction of prison facilities is more emphasized, and the integration and sharing of resources between various systems are ignored. It is difficult to achieve breakthrough progress in prison information management. Based on the actual situation, this article finds out the existing problems of prison informatization through a general analysis of prison informatization management, and puts forward ideas to improve the level of prison information integration and sharing, hoping to provide help for better performance of prison functions and improvement of management efficiency.