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Zhang Shengbo (L) from China's Changchun competes during a match at a Taekwondo camp for pupils in summer vacation in Changchun, north China's Jilin province, July 17, 2019. (Xinhua/Wang Haofei)
Zhang Shengbo (L) from China's Changchun competes during a match at a Taekwondo camp for pupils in summer vacation in Changchun, north China's Jilin province, July 17, 2019. (Xinhua/Wang Haofei)