Some copyrighted songs can't be played, and the copyrighted songs can only be auditioned within the time limit of Green Diamond. Even if they are downloaded, they are encrypted.

Copyright-free and Green Diamond-limited songs can be listened to even after they are downloaded.

According to the Excerpt from the Terms of Service for Green Diamond Users:

4.1 During the validity period of Green Diamond, green diamond users can take priority over non-green diamond users to participate in some QQ music-related activities organized by Tencent and enjoy various benefits and value-added services of some QQ music services.

4.2 after the user opens the green diamond, if the user voluntarily cancels the green diamond service or terminates the green diamond qualification in the middle of the opened green diamond service period, the green diamond fee will not be refunded.

4.3 based on the requirements of the copyright owner, some songs you downloaded during the opening of the Green Diamond service may only be played or listened to locally on the download terminal equipment you used (that is, the terminal equipment used when downloading songs), and cannot be copied or copied to other terminal equipment. If the service period of non-downloading terminal equipment or Green Diamond expires, the songs you have downloaded will not be able to be played or listened to.

only some songs can be played and listened to locally after downloading, and cannot be copied and copied to other terminal devices.

Extended information:

qq Music's statement on the intellectual property rights of Green Diamond users:

12.1 The intellectual property rights of the content (including but not limited to web pages, texts, pictures, audio, videos, charts, etc.) provided by Tencent in this service are owned by Tencent, and the intellectual property rights of the content generated by users in using this service are owned by users or related obligees.

12.2 unless otherwise specified, the copyright, patent right and other intellectual property rights of the software on which Tencent relies when providing this service belong to Tencent.

12.3 the copyright or trademark rights of words, graphics and business logos such as QQ, wechat, TENCENT, Tencent, QQ music and penguin used by Tencent in this service belong to Tencent.

12.4 the intellectual property rights of the above and any other content included in this service are protected by law. without the written permission of Tencent, users or related rights holders, no one may use or create related derivative works in any form.

QQ Music-Green Diamond User Terms of Service