Does the conductor of children's chorus competition need to be on stage?

Need. At the beginning of the children's performance, the conductor needs to go on stage to direct and guide the chorus performance, and after the performance, the conductor needs to leave the stage to indicate the end. This is a polite behavior and a formal procedure. Music conductor refers to a person who stands in front of an orchestra or chorus with a baton when playing collective music, and instructs how to play or sing with body language. Command the right hand to hold the baton to master the speed and beat, and the left hand mainly shows the strength and other musical expressions.