Infringement of the intellectual property rights of third parties means infringement of the intellectual property rights of others. Third party: refers to an object other than two interrelated subjects, called a third party. The third party can be related to the two subjects, or it can be independent of the two subjects. Generally, you are not allowed to infringe the intellectual property rights of third parties. The main meaning is not to infringe other people's copyrights, trademark rights, patent rights, reputation rights, portrait rights, etc. The reason why most free sharing websites have such a provision is because it is based on the provisions of the Tort Liability Law.