The punch-in pictures of this activity were obtained through the official activities of Youth Sports Diary, social media platforms and internal activities of the school.

1. Official activities of Youth Sports Diary: For example, "Youth Sports Diary" sponsored by Youth Development Department of the Central Committee of the Communist Youth League and Mass Sports Department of the State Sports General Administration, participants can obtain relevant punching pictures through this activity.

2. Social media platforms: For example, in Weibo, some users will share their photos of punching cards in sports on Weibo, and they can search related topics on Weibo, such as "Youth Sports Diary" and see pictures shared by others.

3. School internal activities: The school will organize similar sports punching activities, such as the normalized sports punching activities in the Youth Sports Diary of Huangshan College. Participants can get relevant punch-in pictures by completing the activity.