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China's Sui Wenjing (L) and Han Cong perform during the pairs' free skating competition of 2019 ISU World Figure Skating Championships at Saitama Super Arena in Saitama, Japan, on March 21, 2019. (Xinhua/Du Xiaoyi)
China's Sui Wenjing (L) and Han Cong perform during the pairs' free skating competition of 2019 ISU World Figure Skating Championships at Saitama Super Arena in Saitama, Japan, on March 21, 2019. (Xinhua/Du Xiaoyi)