Trail2025 Trail Running&SUP Challenge Cuiyunshan will be held on July 5-6, 2025, at the Cuiyunshan Tourist Resort in Chongli District, Zhangjiakou City, Hebei Province, China. The event is divided into four distances: 42 kilometers, 33 kilometers, 20 kilometers, 10 kilometers, and 8 kilometers for the family group, as well as the Mountain-Sea group , t
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