The host of June 1 needs to wear a red scarf, because the nature of the June 1 activity is that there are many Young Pioneers theme teams, so the host needs to wear a red scarf. June 1st refers to Children's Day. Children are the future of the country and the hope of the nation. Creating a good family, social and learning environment for all children and making them grow up healthily, happily and happily has always been the goal of all countries in the world. The annual "June 1 International Children's Day" is a festival specially set up for children.