According to the provisions of the Copyright Law, if one of the following circumstances occurs, you can apply for copyright permission. (1) When sound recording producers use musical works that have been legally recorded as sound recordings by others to make sound recordings, they may not obtain the permission of the copyright owner, but they must pay remuneration in accordance with regulations. However, the author has stated in advance that the use is not allowed. (2) When compiling and publishing textbooks for the nine-year compulsory education and the national education plan, unless the author declares in advance that no use is allowed, published musical works can be compiled in the textbook without the permission of the copyright owner, but remuneration must be paid in accordance with regulations. However, the author has stated in advance that the use is not allowed. (3) Radio stations and television stations may broadcast other people’s published works without copyright permission, but remuneration must be paid. (4) Radio stations and television stations may play published sound recordings without the permission of the copyright owner, but remuneration must be paid. To sum up, the copyright of musical works belongs to intellectual property rights. You should apply for copyright of your own works on the corresponding website in accordance with the procedures provided. Those that meet the requirements after review are protected by my country’s intellectual property rights. Unauthorized music platforms are If there is no right to play the musical work, the violator may appeal to the court.