With massive open information resource welling up and large-capacity devices entering into private life, it come in true that everybody own gigabytes information. On contrast with traditional books, personal information resource derive from building by their hobby and demand, then it is difficult to manage personal information as managing books with the classification of chinese books. Since large information landed on personal storage devices, we can’t manage them efficiency by such as directories. It is a big challenge to manage personal information more efficiency in information management. The paper builds up file management system based classifying indexing to handle information management of personal computer, and introduces architecture, design and practice, also challenges of the file system.