Students of a cycling course offered by the Peking University Summer School International 2023 ride at the Bell Tower in Beijing, capital of China, July 14, 2023. (Xinhua)

Lecturer Lu Fuquan (1st R) and students of a cycling course offered by the Peking University Summer School International 2023 ride in Jinyu Hutong in Beijing, capital of China, July 11, 2023. (Xinhua)

Students of a cycling course offered by the Peking University Summer School International 2023 pose for a group photo in front of the Meridian Gate of the Forbidden City in Beijing, capital of China, July 13, 2023. (Xinhua)

Lecturer Lu Fuquan (C) teaches cycling skills at a cycling course offered by the Peking University Summer School International 2023 in Beijing, capital of China, July 4, 2023. (Xinhua)