Roberts Kruzbergs (L) of Latvia and Lin Xiaojun of China compete during the heats of men's 1000m at the ISU World Short Track Speed Skating Championships in Seoul, South Korea, March 10, 2023. (Xinhua/Wang Yiliang)

Roberts Kruzbergs of Latvia, Lin Xiaojun of China and Pietro Sighel of Italy (L to R) compete during the heats of men's 1000m at the ISU World Short Track Speed Skating Championships in Seoul, South Korea, March 10, 2023. (Xinhua/Wang Yiliang)

Lin Xiaojun of China competes during the heats of men's 1000m at the ISU World Short Track Speed Skating Championships in Seoul, South Korea, March 10, 2023. (Xinhua/Wang Yiliang)

Lin Xiaojun (L) of China and Adil Galiakhmetov of Kazakhstan competes during the heats of men's 1000m at the ISU World Short Track Speed Skating Championships in Seoul, South Korea, March 10, 2023. (Xinhua/Wang Yiliang)

Roberts Kruzbergs of Latvia, Pietro Sighel of Italy and Lin Xiaojun of China (L to R, rear) compete during the heats of men's 1000m at the ISU World Short Track Speed Skating Championships in Seoul, South Korea, March 10, 2023. (Xinhua/Wang Yiliang)

Lin Xiaojun of China competes during the preliminaries of men's 1000m at the ISU World Short Track Speed Skating Championships in Seoul, South Korea, March 10, 2023. (Xinhua/Wang Yiliang)

Gong Li (1st R) of China and Chiara Betti of Italy (2nd R) compete during the heats of women's 1000m at the ISU World Short Track Speed Skating Championships in Seoul, South Korea, March 10, 2023. (Xinhua/Wang Yiliang)

Gong Li (L, front) of China and Hanne Desmet of Belgium (R, front) compete during the heats of women's 1000m at the ISU World Short Track Speed Skating Championships in Seoul, South Korea, March 10, 2023. (Xinhua/Wang Yiliang)

Martin Kolenc of Croatia, Lin Xiaojun of China and Jens van 'T Wout of the Netherlands (L to R) compete during the preliminaries of men's 1000m at the ISU World Short Track Speed Skating Championships in Seoul, South Korea, March 10, 2023. (Xinhua/Wang Yiliang)

Park Ji Won of South Korea, Oleh Handei of Ukraine, Koike Katsunori of Japan and Lin Xiaojun of China (L to R) compete during the preliminaries of men's 500m at the ISU World Short Track Speed Skating Championships in Seoul, South Korea, March 10, 2023. (Xinhua/Wang Yiliang)

Lin Xiaojun of China warms up before the preliminaries of men's 1000m at the ISU World Short Track Speed Skating Championships in Seoul, South Korea, March 10, 2023. (Xinhua/Wang Yiliang)

Chiara Betti of Italy, Gong Li of China and Hanne Desmet of Belgium (L to R) compete during the heats of women's 1000m at the ISU World Short Track Speed Skating Championships in Seoul, South Korea, March 10, 2023. (Xinhua/Wang Yiliang)

Martin Kolenc of Croatia (3rd R), Lin Xiaojun of China (2nd R) and Jens van 'T Wout (1st R) of the Netherlands compete during the preliminaries of men's 1000m at the ISU World Short Track Speed Skating Championships in Seoul, South Korea, March 10, 2023. (Xinhua/Wang Yiliang)

Zhang Chutong of China reacts before the heats of women's 500m at the ISU World Short Track Speed Skating Championships in Seoul, South Korea, March 10, 2023. (Xinhua/Wang Yiliang)

Lin Xiaojun of China reacts after the preliminaries of men's 500m at the ISU World Short Track Speed Skating Championships in Seoul, South Korea, March 10, 2023. (Xinhua/Wang Yiliang)

Lin Xiaojun (front) of China competes during the preliminaries of men's 500m at the ISU World Short Track Speed Skating Championships in Seoul, South Korea, March 10, 2023. (Xinhua/Wang Yiliang)

Lin Xiaojun of China reacts after the preliminaries of men's 500m at the ISU World Short Track Speed Skating Championships in Seoul, South Korea, March 10, 2023. (Xinhua/Wang Yiliang)

Zhang Chutong (L) of China competes during the heats of women's 500m at the ISU World Short Track Speed Skating Championships in Seoul, South Korea, March 10, 2023. (Xinhua/Wang Yiliang)

Zhang Chutong of China competes during the heats of women's 500m at the ISU World Short Track Speed Skating Championships in Seoul, South Korea, March 10, 2023. (Xinhua/Wang Yiliang)

Lin Xiaojun of China, Koike Katsunori of Japan, Park Ji Won of South Korea and Oleh Handei of Ukraine (L to R) compete during the preliminaries of men's 500m at the ISU World Short Track Speed Skating Championships in Seoul, South Korea, March 10, 2023. (Xinhua/Wang Yiliang)

Andrea Cassinelli of Italy, Lin Xiaojun of China and Attila Talabos of Hungary (L to R, front) compete during the heats of men's 500m at the ISU World Short Track Speed Skating Championships in Seoul, South Korea, March 10, 2023. (Xinhua/Wang Yiliang)

Zhang Chutong (R) of China compete during the heats of women's 500m at the ISU World Short Track Speed Skating Championships in Seoul, South Korea, March 10, 2023. (Xinhua/Wang Yiliang)

Gong Li (front) of China competes during the heats of women's 1000m at the ISU World Short Track Speed Skating Championships in Seoul, South Korea, March 10, 2023. (Xinhua/Wang Yiliang)

Lin Xiaojun (L) of China and Attila Talabos of Hungary compete during the heats of men's 500m at the ISU World Short Track Speed Skating Championships in Seoul, South Korea, March 10, 2023. (Xinhua/Wang Yiliang)

Park Ji Won of South Korea, Lin Xiaojun of China, Koike Katsunori of Japan and Oleh Handei of Ukraine (L to R) compete during the preliminaries of men's 500m at the ISU World Short Track Speed Skating Championships in Seoul, South Korea, March 10, 2023. (Xinhua/Wang Yiliang)

Lin Xiaojun (2nd R) of China and Attila Talabos (1st R) of Hungary compete during the heats of men's 500m at the ISU World Short Track Speed Skating Championships in Seoul, South Korea, March 10, 2023. (Xinhua/Wang Yiliang)