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Students practice Tai Chi during class break at the No. 1 High School of Wenxian County, central China's Henan Province, Dec. 25, 2018. (Xinhua/Xu Hongxing)
Students practice Tai Chi during class break at the No. 1 High School of Wenxian County, central China's Henan Province, Dec. 25, 2018. (Xinhua/Xu Hongxing)