The document file is the customary title of the document part which is produced by the organs, organizations, enterprises and institutions in the administrative affairs and transformed from ordinary documents. Including orders, instructions, decisions, notices, instructions, reports, replies, notices, letters, briefings, meeting minutes, plans and summaries. Because this kind of file has certain characteristics in its production, content and form, it is of great significance to study and manage the working law of this kind of file by using this title. Some people regard document archives as the general name of all kinds of archives as opposed to scientific and technological archives, including special archives and private archives such as diplomacy, litigation, accounting, art and teaching. This concept is mainly used in China, while some countries use general archives or similar concepts in general archives.