E-books refer to publications that digitize information such as words, pictures, sounds and images, and handheld readers that integrate storage and display terminals with embedded or downloaded information such as words, pictures, sounds and images. Digital publications that represent people's reading are different from traditional publications based on paper. E-books are recorded in digital form in devices with optical, electrical and magnetic media, and must be read, copied and transmitted by means of devices.

E-books are also called e-books Simply put, the so-called e-books must be downloaded to common platforms in the form of electronic files through special reading software (readers), such as personal computers1(PCs), Note-book computers (note-books), even personal digital assistants (PDA), WAP mobile phones, or any digital reading materials that can be stored in large quantities.

ADOBE Reader of Adobe Company, Glassbook of Glassbook Company, MicrosoftReader of Microsoft, SReader of Superstar Company, etc. It can be seen that both the content of e-books, reading equipment, reading software and even online publishing of e-books have been labeled as e-books.

Statistics show that China has become the second largest e-book market in the world. In 2009, the shipment of e-book readers in China reached 3.92 million units, accounting for more than 20% of the global total in the first half of 20 10, second only to the United States, and it is expected to reach 100000 units in the whole year.