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Liang Xiaojing (5th R) and Wei Yongli (7th L) of Team China compete during the women's 4X100m relay heat at the 2019 IAAF World Athletics Championships in Doha, Qatar, Oct. 4, 2019. (Xinhua/Wang Lili)
Liang Xiaojing (5th R) and Wei Yongli (7th L) of Team China compete during the women's 4X100m relay heat at the 2019 IAAF World Athletics Championships in Doha, Qatar, Oct. 4, 2019. (Xinhua/Wang Lili)