1. Laws, regulations, resolutions, decisions and orders of state organs and other documents of a legislative, administrative and judicial nature and their official translations are not protected. 2. Current affairs news; That is, pure fact news only reports the process, time, place and person of one thing, and does not express the reporter's point of view. The dissemination of pure fact news can be carried out through newspapers, publications, television, radio and other mass media, and its means can be words or photos. This kind of purely factual news should belong to current affairs news reports and be unprotected. 3. Calendars, general tables, general tables and methods are not protected. Among them, the copyright law stipulates that "current news" is not protected by the copyright law, but the disseminator should indicate the source. Therefore, "pure factual information" is not protected by copyright law. The use of "single fact news" in various forms, such as quoting and broadcasting, is not regarded as infringement of copyright. Regarding the infringement civil dispute cases in this respect, the Interpretation of the Supreme People's Court on Several Issues Concerning the Application of Law in the Trial of Copyright Civil Dispute Cases stipulates that "the pure factual news spread through the mass media belongs to the current news as stipulated in Item (2) of Article 5 of the Copyright Law. Disseminating current news reports compiled by others should indicate the source. " At present, there are many service inventions in various industries in China, and any invention can apply for copyright. Within two years after the successful application, the inventor will have the copyright of a specific work. After the expiration of the fixed period, anyone can use the service invention for free, without copyright restrictions. During the copyright period, the use of the service works requires the consent of the copyright owner.