National Press can play in building a civilized and harmonious society propaganda and education role. People through a piece of "positions", you can get a lot of valuable wealth of information, or a family rich source of information and understanding of the market, an important channel for The main features of information are: 
 Identifiable. The information can be identified, the identification information can be divided into direct identification and indirect recognition. Direct identification refers to the identification of the human senses such as hearing, smell, vision, etc.; indirect recognition is the identification by means of various tests, such as using a thermometer to identify the temperature, use test strips to identify the pH. 
 Immortal nature. The information will not disappear because they are used. The information is widely used, multiple use, which also led to the breadth of its spread. Of course, the information carrier may be in use is worn gradually fail, but the information does not disappear, it can be copied, long-term preservation, re-use. 
 Transfer contained nature. Information itself is just some abstract symbol, if without the help of the media carrier, for the information is invisible, intangible. Information transfer must be by means of language, text, images, film, disks, sound waves, radio waves, light waves and other substances in the form of carrier medium, to show never; information with the media transfer is not subject to the restrictions of time and space, which means people able to break through the boundaries of time and space, different regions, different time information, increasing the possibility of the use of information. 
 Shared. Information as a resource in different individuals or groups can work together to enjoy at the same time or different times. This significant difference is the information and material. 
 Initiative. Generation, the existence and circulation of information depends on the matter and energy, matter and energy there is no information. But the information in the relationship with the material, energy is not negative, passive, and it has enormous dynamic role, you can control or dominate the flow of matter and energy, and change its impact on the value. 
 Timeliness. Information reflect the presence and movement state of things, if it does not reflect the latest changes in the state of things, will reduce its effectiveness. Information use value also depends on the needs of the users and their understanding of the information, understanding and ability to use