Zheng Siwei and Huang Yaqiong (right) of China compete against compatriots Jiang Zhenbang and Wei Yaxin (not in photograph) during a mixed doubles match at the BWF Korea Open Badminton Championships 2023 in Yeosu, South Korea, on July 21, 2023. (PHOTO / XINHUA)

YEOSU, South Korea - Chinese shuttlers advanced to the semifinals at South Korea Open 2023 here on Friday.

In the mixed doubles, Jiang Zhenbang and Wei Yaxin shocked the world No. 1 compatriots Zheng Siwei and Huang Yaqiong 21-16, 21-17 in just 32 minutes, while Feng Yanzhe and Huang Dongping overwhelmed Hiroki Midorikawa and Natsu Saito of Japan 21-10, 21-15 in 33 minutes.

In the women's doubles, Olympic silver medalists Chen Qingchen and Jia Yifan came from behind to beat Japanese pair Rin Iwanaga and Kie Nakanishi 15-21, 21-9, 21-7, while Zhang Shuxian and Zheng Yu sailed past Hu Ling Fang and Lin Xiao Min of Chinese Taipei 21-12, 22-20 within 33 minutes.

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Chinese second-seeded men's doubles pair Liang Weikeng and Wang Chang easily defeated South Korean duo Kim Young-hyuk and Wang Chan 21-11, 21-10 in just 23 minutes

In the women's singles, reigning Olympic champion Chen Yufei outperformed compatriot Wang Zhiyi 10-21, 25-23, 21-12, while Zhang Yiman lost to Tai Tzu Ying of Chinese Taipei in straight sets.

Chinese men's singles shuttler Shi Yuqi outpaced compatriot Lu Guangzu 21-7, 13-21, 21-18.

Chinese second-seeded men's doubles pair Liang Weikeng and Wang Chang easily defeated South Korean duo Kim Young-hyuk and Wang Chan 21-11, 21-10 in just 23 minutes.

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The South Korea Open, which kicked off on Tuesday, will run until Sunday at Jinnam Stadium.