![Ying-Ying Duan (CHN) Tennis - PTT Thailand Open 2015 - Pattaya - WTA - Dusit Thani Hotel - Thailand - 2015 | Juergen Hasenkopf Photography Ying-Ying Duan (CHN) Tennis - PTT Thailand Open 2015 - Pattaya - WTA - Dusit Thani Hotel - Thailand - 2015 | Juergen Hasenkopf Photography](https://m.psecn.photoshelter.com/img-get2/I0000ohqDK_bjmbM/fit=1000x750/Ying-Ying-Duan-Thailand-Open20150213-21592599.jpg)
Ying-Ying Duan (CHN) Tennis - PTT Thailand Open 2015 - Pattaya - WTA - Dusit Thani Hotel - Thailand - 2015 | Juergen Hasenkopf Photography
![Jelena Ostapenko grinds past determined Duan Yingying in Australian Open | Tennis News - Hindustan Times Jelena Ostapenko grinds past determined Duan Yingying in Australian Open | Tennis News - Hindustan Times](https://images.hindustantimes.com/rf/image_size_630x354/HT/p2/2018/01/17/Pictures/tennis-australian-australia-margaret-court-arena-melbourne_bee31b06-fb75-11e7-a1cf-7dff4aec86fa.jpg)
Jelena Ostapenko grinds past determined Duan Yingying in Australian Open | Tennis News - Hindustan Times
![Chinese professional tennis players Duan Yingying and Russian professional tennis players Veronika Kudermetova compete against Belgian professional te Stock Photo - Alamy Chinese professional tennis players Duan Yingying and Russian professional tennis players Veronika Kudermetova compete against Belgian professional te Stock Photo - Alamy](https://c8.alamy.com/comp/2A7JGPP/chinese-professional-tennis-players-duan-yingying-and-russian-professional-tennis-players-veronika-kudermetova-compete-against-belgian-professional-te-2A7JGPP.jpg)
Chinese professional tennis players Duan Yingying and Russian professional tennis players Veronika Kudermetova compete against Belgian professional te Stock Photo - Alamy
![Yingying Duan & Zheng Saisai of China playing doubles at the 2019 US Open Grand Slam tennis tournament Stock Photo - Alamy Yingying Duan & Zheng Saisai of China playing doubles at the 2019 US Open Grand Slam tennis tournament Stock Photo - Alamy](https://c8.alamy.com/comp/2C8YJEN/yingying-duan-zheng-saisai-of-china-playing-doubles-at-the-2019-us-open-grand-slam-tennis-tournament-2C8YJEN.jpg)
Yingying Duan & Zheng Saisai of China playing doubles at the 2019 US Open Grand Slam tennis tournament Stock Photo - Alamy
Saviano High Performance Tennis (SHPT) - Congratulations to Adam Duan for reaching the finals at the J4 ITF event in Guatemala this last weekend. | Facebook
![Eugenie Bouchard in action against Ying-Ying Duan during day two of the Wimbledon Championships at the All England Lawn Tennis and Croquet Club, Wimbledon Stock Photo - Alamy Eugenie Bouchard in action against Ying-Ying Duan during day two of the Wimbledon Championships at the All England Lawn Tennis and Croquet Club, Wimbledon Stock Photo - Alamy](https://c8.alamy.com/comp/G83PJ9/eugenie-bouchard-in-action-against-ying-ying-duan-during-day-two-of-G83PJ9.jpg)
Eugenie Bouchard in action against Ying-Ying Duan during day two of the Wimbledon Championships at the All England Lawn Tennis and Croquet Club, Wimbledon Stock Photo - Alamy
![China's Duan Yingying upsets Eugenie Bouchard: Canadian blames stomach injury for first-round defeat | South China Morning Post China's Duan Yingying upsets Eugenie Bouchard: Canadian blames stomach injury for first-round defeat | South China Morning Post](https://img.i-scmp.com/cdn-cgi/image/fit=contain,width=425,format=auto/sites/default/files/styles/768x768/public/2015/07/01/px180_1eee_7.jpg?itok=oojqbwzo)