High School Senior Profile: Adam Duan - USTA Florida
Doubles Dossier: Duan Yingying reaches new heights
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
Chinese professional tennis players Duan Yingying and Yang Zhaoxuan compete against Ukrainian professional tennis player Lyudmyla Kichenok and Sloven Stock Photo - Alamy
Simona Halep beats Duan Ying-Ying in China to secure Australian Open top seeding - Eurosport
Top-seeded Duan delivers in Dalian
Ying-Ying Duan (CHN) Tennis - PTT Thailand Open 2015 - Pattaya - WTA - Dusit Thani Hotel - Thailand - 2015 | Juergen Hasenkopf Photography
College Tennis Awakening - Rhiannon Potkey - The Tennis Recruiting Network
Boys tennis defeats Scots 4-3 | The Aragon Outlook
Peng Shuai, the Chinese tennis star censored after making a sexual assault allegation, explained - SBNation.com
Wozniacki defeats Duan to advance at U.S. Open
Two First-Round Upsets Shake Up Women's Draw - The New York Times