Information can be divided into three specific forms, namely, literal, audio-visual and memory.

The information of the written form is written in the form of information, that is, information written in written form. Generally, it can be divided into ten types: 1, the international market information and social information related to the business activities of newspapers and periodicals, including social dynamics, fashion customs, market fluctuations, customer sentiment and natural disasters.

2 reference books, monograph, encyclopedia and professional dictionary.

3, relevant government publications, compilation of laws and regulations, and compilation of policies.

4, publicity materials.

5, statistics: domestic and foreign economic and technical statistics related to this enterprise.

6, all kinds of professional documents, yearbooks, scientific and technological information at home and abroad.

7 maps, maps, maps, maps.

8, Archives: historical data of this enterprise and industry, including history, memorabilia, etc.

9, the internal literature: business information, the reality of the enterprise or industry, one is static data, that is, a few kinds of basic materials, statistical data; two, dynamic information, frequently occurring new situations, new problems, new experiences.

1O, the list of names, business cards, business list, telephone directory, communication book and so on.

The information of the form of sound and image is the information of the form of sound and image, that is, the information that is separated from the form of words and the media that directly records the voice and image. The number of such information is increasing year by year with the continuous modernization of its production and pmission means.

At present, audio-visual information materials such as tapes, video tapes, CD discs, slides, news videos, science and educational films, singing films, physical models and so on are directly recorded in the speech activities of international leaders, business celebrations, business activities, public relations activities and technical exchange activities.

The message of memory form is the information and intelligence formed in interpersonal communication. It refers to information that is generated, pmitted and received in the process of interpersonal communication and stored only in the human brain without a definite record carrier.