Ng Tze Yong of Malaysia hits a return to Tsuneyama Kanta of Japan during the men's singles second round match at Hong Kong Open 2023 badminton tournament in south China's Hong Kong, Sept. 14, 2023. (Xinhua/Lo Ping Fai)

Lee Chia Hao of Chinese Taipei hits a return to Lee Zii Jia of Malaysia during the men's singles second round match at Hong Kong Open 2023 badminton tournament in south China's Hong Kong, Sept. 14, 2023. (Xinhua/Lo Ping Fai)

Yamaguchi Akane of Japan hits a return to Kirsty Gilmour of Scotland during the women's singles second round match at Hong Kong Open 2023 badminton tournament in south China's Hong Kong, Sept. 14, 2023. (Xinhua/Lo Ping Fai)

Lee Chia Hao of Chinese Taipei hits a return to Lee Zii Jia of Malaysia during the men's singles second round match at Hong Kong Open 2023 badminton tournament in south China's Hong Kong, Sept. 14, 2023. (Xinhua/Lo Ping Fai)

Yamaguchi Akane of Japan hits a return to Kirsty Gilmour of Scotland during the women's singles second round match at Hong Kong Open 2023 badminton tournament in south China's Hong Kong, Sept. 14, 2023. (Xinhua/Lo Ping Fai)