With the rapid development of big data technology,the construction of smart campuses has not only improved the office and learning environment of vocational colleges,but also encountered the challenge of a surge in data volume. Therefore,building a data governance system that matches the school's development strategy is the key to solving problems such as information silos,insufficient data mining,low data credibility,and data security risks. The article aims to explore the construction plan of a smart campus data governance system,in order to improve the level of data usage and governance,and provide reference for the construction of smart campuses in vocational colleges.