Four elements to realize the network library: communication lines and communication terminal equipment, computer resource reserve with independent functions, network library software support, and the behavior of realizing data communication and resource sharing. The network library still has the original characteristics of the library, that is, "the habit of taking notes, all kinds of records, the place to collect books" and so on. However, the development of the library from the traditional sense to the network has promoted people's enjoyment of the excellent resources that human beings have created and are creating. Network library, with unlimited space expansion, will not be short of resources because of remoteness; Time is infinitely compressed, and it is not tense because of the passage of time. At present, the most important existing group of online library is the library of the state, government or university, which has complete resources. And some book websites have similar titles. For example: Wen Yuan Pavilion, Library, etc. Because in ancient China, the library was called mansion, pavilion, library, stage, temple, courtyard, hall, den and building. The door of network library is open to all members of society, which realizes the process of acquiring literature resources and mastering lifelong learning skills.

The network library is known as "the treasure house of knowledge, the fountain of knowledge, the heart of society and the second classroom outside school".

Its functions are as follows:

1. The spread of human cultural heritage has accelerated. Electronic preservation has broken through the limitations of the era of handwriting and printing. Electronic publications have the characteristics of large storage capacity, short publishing cycle, convenient retrieval, equal emphasis on audio and video, and low mass production cost.

2. The development of information resources has been greatly strengthened. Traditional libraries have collected a large number of literature information resources, and their basic functions such as remote service have greatly improved the "timeliness of literature and the speed of the spread of human civilization" in the process of global integration of today's society.

3. Search and filter the resources outside the library with the network as a link, and become a virtual collection, which is more modern-the collection literature is going digital.

4. Participate in social education, ideological education, civilization construction, cultural quality and enrich people's cultural life education.

Network libraries are distributed all over the country to varying degrees. For example: Guangdong Online Library, Lishui Online Library, Lishui Online Library and Shanghai Education Online Library. The network library undertakes the dual tasks of downloading online e-books and guaranteeing online books, and integrates dissemination, collection and preservation. The automation and networking of libraries, most of which are free of charge, is the development direction. Library society of china Academic Committee of Network Library Science, these organizations have been established to varying degrees, and the quality of their personnel directly participated in the hidden rules of network libraries. Network Library _ Network Center Librarian Quality: You need to know Word, Excel, database ... In general, librarians need to know some management contents and be able to use management network management tools. But post responsibility and professional attitude are the most important, because work is boring.