The brief case which is easy in file and print

摘要

The present invention relates to a briefcase for classifying and storing documents, and more particularly, a rail having an outer side that is vertically sealed so as to select an inside front and rear wall surface of the storage space and be opened at the selected position, and through the inside of the rail. After each corner is inserted and fixed, the classification space is divided into a number of sections so that each can be classified and stored according to the type of documents, and the document files are separated / combined in the storage space according to the user's purpose. The documents can be divided into different types and sorted, and the documents file inserted into the document bag can be easily combined / separated according to the user's choice so that the quality of the product can be improved while satisfying the needs of consumers. It is.