With the continuous development of computer and information technology, customer groups and all kinds of products of commercial banks, the commercial banks have accumulated vast amount of data, the value of these data is also increasingly concerned by the decision-markers. Based on the deep analysis of the current situation of commercial bank data application and problems of existing information management system GDP, this paper puts forward two kinds of data analysis system models of commercial banks, one with high reliability, another with high efficiency, and a detailed study is carried out on how to use the excavated data and how to transform it into benefits, which has important practical significance to the development of commercial banks.