This paper based on the actual demand of digitization process of civil paper archives, mainly introduces the preparatory work of digitization of paper archives, the sorting method, coding, and sealing of paper archives digitization,  each work procedure, operation specification, basic requirements of archives description, archives scanning, binding ,sorting, packing, inspection and acceptance etc. And some of the professional sorting method of civil archives. It provides the reference to effectively promote the digitization process of civil paper archives.