Safe. Stand mainly refers to the audience around the performance or competition venue. There are no obstacles from the infield when shooting. The video can be shot clearly and the shooting effect is very good. It is an audience higher than the stage, which satisfies the audience to take a clearer and more three-dimensional picture of what is happening on the stage. Ningbo Olympic Sports Center is a large-scale comprehensive sports center integrating sports events, cultural performances, national fitness, corporate activities, international exchanges and professional training. It is an open-air venue, and the concert is also open-air.