Beijing University of Posts and Telecommunications Library was built in 1955, covering about 14,000 square meters. The primary library holds more than one million copies of various documentations. The library has distinct characteristics of posts, telecommunications and electronics，with many prestigious professional books on telecommunications throughout the world. It is no doubt number one in that respect in quantity or quality in China. Now there are 1,100,000 books in the library, including 3,000 periodicals. Besides the printed books, the library also has 26 databases with large amount of electronic documentations, including IEL, EI village, ISTP, PQDD, China Academic Journal, etc.