Blank topographic map of Shannan China map

　　The relay link is the key to this project. The handover of the baton must be completed within the specified area, and the handover process must be clean and neat, and there can be no mistakes such as dropping the baton. Players need to accurately grasp the timing and rhythm of the handover, and the slightest mistake can affect the performance of the whole team. For example, in the men's 5,000-meter relay final of short track speed skating at the 2025 Harbin Asian Winter Games, the teams fully demonstrated their accurate grasp of the rules and superb baton handover skills.

此工具可以将狗的年龄转换成相当于人类年龄的年龄