|Born||15 November 1999|
|Height||1.71 m (5 ft 7 in)|
|Highest ranking||14 (30 April 2019)|
|Current ranking||24 (17 March 2020)|
Cai Yanyan (Chinese: 蔡炎炎, born 15 November 1999) is a Chinese badminton player. She won her first international title at the 2017 China International tournament in the women's singles event. Cai was the bronze medalists at the 2017 World Junior Championships and 2019 Asian Championships.
|2019||Wuhan Sports Center Gymnasium, Wuhan, China||He Bingjiao||21–8, 12–21, 17-21|
|2017||GOR Among Rogo, Yogyakarta, Indonesia||Gregoria Mariska Tunjung||20–22, 21–13, 18–21|
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|
The BWF Grand Prix has two levels, the BWF Grand Prix and Grand Prix Gold. It is a series of badminton tournaments sanctioned by the Badminton World Federation (BWF) since 2007.
|2017||Macau Open||Pai Yu-po||21–15, 17–21, 21–16||Winner|
|2017||China International||Wang Zhiyi||11–9, 10–13, 11–9, 11–7||Winner|