BEIJING, CHINA - OCTOBER 09: Iga Swiatek of Poland returns a shot against Elise Mertens of Belgium during the Women's Singles quarterfinal match on day ten of China Open at the National Tennis Center on October 09, 2026 in Beijing, China. (Photo by Yanshan Zhang/Getty Images)

BEIJING, CHINA - OCTOBER 09: Iga Swiatek of Poland returns a shot against Elise Mertens of Belgium during the Women's Singles quarterfinal match on day ten of China Open at the National Tennis Center on October 09, 2026 in Beijing, China. (Photo by Yanshan Zhang/Getty Images)

BEIJING, CHINA - OCTOBER 09: Iga Swiatek of Poland reacts during the Women's Singles quarterfinal match against Elise Mertens of Belgium on day ten of China Open at the National Tennis Center on October 09, 2026 in Beijing, China. (Photo by Yanshan Zhang/Getty Images)

BEIJING, CHINA - OCTOBER 09: Iga Swiatek of Poland reacts during the Women's Singles quarterfinal match against Elise Mertens of Belgium on day ten of China Open at the National Tennis Center on October 09, 2026 in Beijing, China. (Photo by Yanshan Zhang/Getty Images)

BEIJING, CHINA - OCTOBER 09: Iga Swiatek of Poland and Elise Mertens of Belgium pose for a photograph before the Women's Singles quarterfinal match on day ten of China Open at the National Tennis Center on October 09, 2026 in Beijing, China. (Photo by Yanshan Zhang/Getty Images)

BEIJING, CHINA - OCTOBER 09: Elise Mertens of Belgium walks onto the court before the Women's Singles quarterfinal match against Iga Swiatek of Poland on day ten of China Open at the National Tennis Center on October 09, 2026 in Beijing, China. (Photo by Yanshan Zhang/Getty Images)

BEIJING, CHINA - OCTOBER 09: Iga Swiatek of Poland walks onto the court before the Women's Singles quarterfinal match against Elise Mertens of Belgium on day ten of China Open at the National Tennis Center on October 09, 2026 in Beijing, China. (Photo by Yanshan Zhang/Getty Images)

BEIJING, CHINA - OCTOBER 09: Iga Swiatek of Poland reacts before the Women's Singles quarterfinal match against Elise Mertens of Belgium on day ten of China Open at the National Tennis Center on October 09, 2026 in Beijing, China. (Photo by Yanshan Zhang/Getty Images)