From October 31st to November 1st, the 2023 World Youth Development Forum will be held with the Theme Forum on Youth Development-Oriented Cities. As this event coincides with the World Cities Day, My City and I Short Video Collection Activity is specially organized to invite youths in school and short video creation enthusiasts to search for this topic on the platforms of Tik Tok, bilibili, WeChat Video Channel and upload your original homemade short videos of 1 to 5 minutes to participate in this activity.