The steps to check the song duration on QQ Music are as follows:

1. Open the "QQ Music" application and click the "My" tab in the lower right corner.

2. In the "My" interface, find and click the "Activity Center" button in the upper right corner.

3. In the "Activity Center" page, select and click the "Listening to Songs Ranking" option.

4. On the "Listening to Songs Ranking" page, users can check their listening time. QQ Music is an online music service product launched by Tencent. It offers massive music online auditions, online premieres of new and popular songs, lyrics translation, mobile ringtone downloads, high-quality lossless music auditions, massive lossless music libraries, genuine music downloads, and spatial background music. Settings, MV viewing, etc.