Ying-Ying Duan of China returns the ball to Claire Liu of the US... News Photo - Getty Images
Chinses tennis player Duan Yingying attends a training session at... News Photo - Getty Images
Muguruza motors past Duan, into first third round - Official Site of the 2022 US Open Tennis Championships - A USTA Event
Duan sets up Jiangxi Open final against King
Chinese professional tennis players Duan Yingying and Yang Zhaoxuan compete against Ukrainian professional tennis player Lyudmyla Kichenok and Sloven Stock Photo - Alamy
Jiaqi Duan - Tennis (M) - Troy University Athletics
Tennis Abstract: Ying Ying Duan Match Results, Splits, and Analysis
High School Senior Profile: Adam Duan - USTA Florida
Ying-Ying Duan | Ying-Ying Duan of China in action at the 20… | Flickr
Duan Yingying/Zheng Saisai reach U.S. Open third round, Nadal coasts - CGTN
Two First-Round Upsets Shake Up Women's Draw - The New York Times
Top-seeded Duan delivers in Dalian
Yingying Duan | Player Stats & More – WTA Official
Morales leads way in season's first defeat :: Women's Tennis :: Concordia University, Nebraska
Yingying Duan | Player Stats & More – WTA Official
Williams destroys Duan at Australian Open - China.org.cn
Duan Yingying China Returns Shot Simona Halep Romania Women's Singles – Stock Editorial Photo © ChinaImages #235123930
Ying-Ying Duan | Apia International 2017 - WTA Premier (Sydn… | Flickr
Duan Yingyin, Zheng Saisai storm into Shenzhen Open doubles final - CGTN
Kuala Lumpur, Malaysia. 27th Feb, 2017. Ying Ying Duan (CHN) return ball with a powerful shot at ALYA WTA Malaysian Open 2017 tennis tournament in Kuala Lumpur. Credit: Danny Chan/Alamy Live News
Tennis - Classy Venus ends Chinese Open hopes
Naomi Osaka vs Duan Yingying - 2016 US Open 2R Highlights - YouTube
French Open tennis: Djokovic's hard path, Swiatek's streak highlight draw - UPI.com
Doubles Dossier: Duan Yingying reaches new heights
File:Duan WM17 (7) (35379589683).jpg - Wikimedia Commons
Vars girls tennis sustains their seven-game winning streak – The Lowell
