Legal analysis: Unauthorized use of network materials is likely to infringe copyright. 1. Spreading online works through traditional media without permission is the most common infringement, and it is also a serious and rampant field. Usually, it means that the infringer spreads all or a large part of the online works through traditional media without the permission of the copyright owner of the online works, such as downloading academic papers and blog articles online, sorting them out or mixing them together little by little, and publishing them in periodicals, newspapers and other media. 2. Spreading works published in traditional media through online media without permission. That is, network communicators spread works that have been published in traditional media through online media without the consent and permission of copyright owners. 3. Unauthorized reprinting and dissemination of other people's online works through online media. Due to the lack of awareness of protecting intellectual property rights or other reasons, the online works of the right holders are often reprinted by others. Even if the right to reprint is obtained, there are still many difficulties in safeguarding the rights of online copyright, and the rights and interests of online copyright owners cannot be effectively protected because of the proliferation of online infringement. 4. Invisible infringement of network links. Network link is a network technology, which uses HTML, a hypertext markup language, to edit a text file containing markup instructions and establish a link between two different documents or different parts of the same document, so that visitors can access and browse the linked file or web page through the link.

Legal basis: Article 217 of the Criminal Law of People's Republic of China (PRC) infringes copyright or copyright-related rights for the purpose of making profits, and the amount of illegal income is relatively large or there are other serious circumstances, he shall be sentenced to fixed-term imprisonment of not more than three years and shall also or only be fined; If the amount of illegal income is huge or there are other particularly serious circumstances, he shall be sentenced to fixed-term imprisonment of not less than three years but not more than 10 years, and shall also be fined: (1) Copying and distributing his written works, music, art, audio-visual works, computer software and other works prescribed by laws and administrative regulations to the public through the information network without the permission of the copyright owner; (2) Publishing books with exclusive publishing rights enjoyed by others; (3) Reproduction, distribution and dissemination of audio and video products made by the producer to the public through the information network without the permission of the producer; (4) Reproduction and distribution of audio and video products of their performances without the permission of performers, or dissemination of their performances to the public through information networks; (five) the production and sale of counterfeit works of art; (6) Technical measures taken to intentionally avoid or destroy the copyright to protect the copyright or copyright-related rights of his works, audio-visual products, etc. Without the permission of the copyright owner or the copyright-related obligee.