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China's Zhang Yiwei (C) gets medical treatments during the Men's Snowboard Halfpipe final at FIS Snowboard World Cup 2020 in Chongli, north China's Hebei Province, Dec. 22, 2019. (Xinhua/Wang Xiao)

China's Zhang Yiwei (C) gets medical treatments during the Men's Snowboard Halfpipe final at FIS Snowboard World Cup 2020 in Chongli, north China's Hebei Province, Dec. 22, 2019. (Xinhua/Wang Xiao)