Xie Wenjun (C) of Shanghai competes during the men's 110m hurdles final on Day 2 of the 2020 Chinese National Athletics Championships in Shaoxing, east China's Zhejiang Province, Sept. 16, 2020. (Xinhua/Jia Yuchen)

Xie Wenjun of Shanghai gestures after the men's 110m hurdles final on Day 2 of the 2020 Chinese National Athletics Championships in Shaoxing, east China's Zhejiang Province, Sept. 16, 2020. (Xinhua/Jia Yuchen)

Xie Wenjun (R) of Shanghai and Zeng Jianhang of Fujian compete during the men's 110m hurdles final on Day 2 of the 2020 Chinese National Athletics Championships in Shaoxing, east China's Zhejiang Province, Sept. 16, 2020. (Xinhua/Jia Yuchen)

Xie Wenjun (R) of Shanghai and Zeng Jianhang of Fujian compete during the men's 110m hurdles final on Day 2 of the 2020 Chinese National Athletics Championships in Shaoxing, east China's Zhejiang Province, Sept. 16, 2020. (Xinhua/Jia Yuchen)

Xie Wenjun (C) of Shanghai reacts before the men's 110m hurdles final on Day 2 of the 2020 Chinese National Athletics Championships in Shaoxing, east China's Zhejiang Province, Sept. 16, 2020. (Xinhua/Jia Yuchen)

Xie Wenjun of Shanghai competes during the men's 110m hurdles final on Day 2 of the 2020 Chinese National Athletics Championships in Shaoxing, east China's Zhejiang Province, Sept. 16, 2020. (Xinhua/Jia Yuchen)

Xie Wenjun (C) of Shanghai and Zeng Jianhang (L) of Fujian compete during the men's 110m hurdles final on Day 2 of the 2020 Chinese National Athletics Championships in Shaoxing, east China's Zhejiang Province, Sept. 16, 2020. (Xinhua/Jia Yuchen)