The invention belongs to the technical field of management, and discloses a policy information service system and method based on big data analysis, a data mining module is used for obtaining a latestpolicy file and related information; a data processing module is used for carrying out data preprocessing; a data extraction module is used for carrying out multi-dimensional analysis on the data; adata classification module is used for classifying and summarizing policies; a storage module is used for storing the acquired related policy files; a data updating module is used for updating policyinf...