If the following conditions are met at the same time, quoting others' works does not constitute infringement: 1, quoting others' published works for the purpose of introducing and commenting on a work or explaining a problem, and indicating the author and the name of the work; 2. The quoted part does not belong to the main part of the quoted work; 3. No damage has been caused to the legitimate rights and interests of the copyright owner of the cited work. According to the second paragraph of Article 24 of the Copyright Law, in order to introduce and comment on a work or explain a problem, a published work of others may be appropriately quoted in the work without the permission of the copyright owner, but the author's name and the name of the work shall be indicated, which shall not affect the normal use of the work or reasonably damage the legitimate rights and interests of the copyright owner.

Legal objectivity:

Article 48 of the Copyright Law of People's Republic of China (PRC) has one of the following infringements, and shall bear civil liabilities such as stopping the infringement, eliminating the influence, apologizing and compensating for the losses according to the circumstances; At the same time, if the public interest is harmed, the copyright administrative department may order it to stop the infringement, confiscate the illegal income, confiscate and destroy the infringing copy, and may also impose a fine; If the circumstances are serious, the copyright administrative department may also confiscate the materials, tools and equipment mainly used for making infringing copies; (1) Reproduction, distribution, performance, projection, broadcasting, compilation and dissemination to the public through information networks without the permission of the copyright owner, except as otherwise provided by this Law; (2) Publishing books with exclusive publishing rights enjoyed by others; Wait a minute.