(1) Pen numbering method. The file box pen numbering method is a method of numbering according to the pen shape of the volume name (ie the name of the cadre) (such as the four-corner number and similar four-corner numbering). This numbering is simple, easy to learn, efficient in numbering, less error, and centralized file storage , Stability and other advantages. The retrieval method is relatively scientific, and as long as you master the basic rules of taking pen numbering, you can use it freely.

(2) Stroke numbering of surnames. The stroke numbering method of the surname is a method of first classifying according to the surname, and then numbering according to the number of strokes of the name. The advantages of this method are: simple, easy to learn, fixed file storage location, not easy to make mistakes. However, due to the imbalance of surnames, there are too many numbers, and some are too few, the files are not stored neatly, there are many clues, numbering, and retrieval is slow.

(3) Chinese phonetic alphabet numbering method. The Chinese phonetic alphabet numbering method is based on the principle of the Chinese "phonetic sequence checking method", and the method of arranging the numbers according to the alphabetical order of the cadres' names. This method is also relatively scientific, as long as you are familiar with the Chinese pinyin method, the numbering and use are easy. The disadvantages are: if you are not proficient or accurate in pinyin, errors are easy to make.

In addition, some units use the "unit numbering method", the "position (title) numbering method", the "large streamline numbering method" according to the time sequence of cadre transfer, and so on. However, these numbering methods have various disadvantages such as unfixed file storage location, troublesome retrieval, low efficiency, and frequent adjustment of file cabinets. Units with a large number of files should not use these methods for numbering.