Why does the school stipulate that girls should wear white sandals to participate in activities, and they must be barefoot, and socks are not allowed?

We also have this requirement in junior high school. I remember that there was a cultural and art festival to hold a party in the third grade. Because I am in charge of broadcasting at the school radio station, along with three other girls, they are also outstanding backbone members of the radio station, because they are the leaders of the broadcasting department and the propaganda department of the school radio station respectively. After the selection of school leaders, the four of us were chosen as the hosts of the party. We didn't have classes for a week at that time. I trained day and night with three other girls on the radio. As a result, on the day of the party, the school leaders redesigned the costumes of our four hosts. Boys assemble leather shoes in the west, and the other three girls are even more pitiful. The leader asked to wear a dress with sandals, but two girls refused. They said it was embarrassing to wear sandals in front of all the teachers and students in the school and they didn't want to show their feet. So the leader was very angry after listening to it. He called them two girls to the office and gestured with a ruler in their hands four or five times. Both of them were beaten to tears and cried with their heads down. The leader made them do fifty squats before they were willing to compromise, which led to the mental outlook of the host at the party. ...