Do documents and files before 20 15 need paging?

Document files before 20 15 need to be numbered. According to relevant public information, one of the most basic operations in file arrangement is to compile file page numbers. Accurate and effective file page numbers can confirm the integrity, accuracy and systematicness of file entities, and facilitate the use of files. In different types of documents, according to different document standards and specifications, there are different requirements for document page numbering.