Audit information platform is the important work platform of enterprise internal audit implementation. The platform applications directly affect the quality of audit work, thereby affecting the auditing supervision and corporate governance effectiveness. In this paper, through the practice of audit information platform in a state owned commercial bank, this paper summarizes the current platform existence the insufficiency and the flaw and tries to put forward ideas of short-term system optimization. At the same time, based on long-term, this paper analyzes the deep reasons which restrict the development of audit information platform. We try to analyze the trend of the future platform, in order to provide some reference for the long-term planning of the platform.