Digital library is the product of the development of computer technology, multimedia technology, network technology and other related technology  it has incomparable advantages and characteristics compared with the traditional library, and the scope of its service is far beyond the fence of the library  Wherever the network is connected, it can be used to achieve all-weather, automatic and intelligent service
In recent years, great progress has been made in the construction and research of digital libraries in China, including public libraries, university libraries and various intelligence agencies, which have carried out the construction of digital libraries of different sizes to provide users with various forms of services
Digital libraries have many advantages and are developing rapidly in China