|Born||15 November 1999|
|Height||1.71 m (5 ft 7 in)|
|Highest ranking||17 (8 November 2018)|
|Current ranking||17 (23 April 2019)|
Cai Yanyan (Chinese: 蔡炎炎, born 15 November 1999) is a Chinese badminton player. In 2017, she won her first international title at the China International tournament in the women's singles event.
BWF World Junior Championships
|2017||GOR Among Rogo, Yogyakarta, Indonesia||Gregoria Mariska Tunjung||20–22, 21–13, 18–21||Bronze|
|2019||Wuhan Sports Center Gymnasium, Wuhan, China||He Bingjiao||21–8, 12–21, 17-21||Bronze|
BWF World Tour
The BWF World Tour, announced on 19 March 2017 and implemented in 2018, is a series of elite badminton tournaments, sanctioned by Badminton World Federation (BWF). The BWF World Tour are divided into six levels, namely World Tour Finals, Super 1000, Super 750, Super 500, Super 300 (part of the HSBC World Tour), and the BWF Tour Super 100.
|2018||SaarLorLux Open||Super 100||Chen Xiaoxin||21–19, 19–21, 21–17||Winner|
|2018||Australian Open||Super 300||Ayumi Mine||21–14, 21–13||Winner|
BWF Grand Prix
|2017||Macau Open||Pai Yu-po||21–15, 17–21, 21–16||Winner|
BWF International Challenge/Series
|2017||China International||Wang Zhiyi||11–9, 10–13, 11–9, 11–7||Winner|
- "Players: Cai Yanyan". bwfbadminton.com. Badminton World Federation. Retrieved 25 January 2017.
- "2017中国（陵水）国际羽毛球挑战赛中国队夺三冠". news.xinhuanet.com (in Chinese). Xinhua News Agency. Retrieved 25 January 2017.
- "BWF Launches New Events Structure". Badminton World Federation. 29 November 2017.
- "Action-Packed Season Ahead!". Badminton World Federation. 15 January 2018.
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