1. Go to the local concert hall or bar to find an underground band to perform. You can pay attention to social media accounts such as local music, or check the activity preview or publicity of music performance venues. You can also go to the concert hall to find the information of the performing band and the appropriate announcement information.

2. Looking for underground bands on social media platforms, you can search related labels, pay attention to the corresponding music forums, band communities or music promotion accounts, and learn about the activities or contact information of the bands.