Choi Sol-gyu
Choi Sol-gyu is a South Korean badminton player. He has been best known as a mixed doubles player since his back-to-back titles at the Badminton Asia Junior Championships in 2012 and 2013. However, as a junior, he was also successful in boys' singles, in which he won the under-17 title at the 2011 Surabaya Cup and the Malaysia International Youth U19 in both 2012 and 2013. He was a part of the Korean national team that won the 2017 Sudirman Cup.
against Malaysian pair in the final of 2019 Chinese Taipei Open
Achievements
East Asian Games
Mixed doubles| Year | Venue | Partner | Opponent | Score | Result |
| 2013 | Binhai New Area Dagang Gymnasium, Tianjin, China |  Chae Yoo-jung |  Xu Chen Ma Jin | 10–21, 15–21 | Bronze |
BWF World Junior Championships
Mixed doubles| Year | Venue | Partner | Opponent | Score | Result |
| 2013 | Hua Mark Indoor Stadium, Bangkok, Thailand | Chae Yoo-jung | Huang Kaixiang Chen Qingchen | 13–21, 11–21 | Bronze |
| 2011 | Taoyuan Arena, Taoyuan City, Taipei, Chinese Taipei | Chae Yoo-jung |  Alfian Eko Prasetya Gloria Emanuelle Widjaja | 18–21, 13–21 | Bronze |
Asian Junior Championships
Mixed doubles| Year | Venue | Partner | Opponent | Score | Result |
| 2013 | Likas Indoor Stadium, Kota Kinabalu, Malaysia | Chae Yoo-jung | Wang Yilu Huang Dongping | 17–21, 25–23, 23–21 | Gold |
| 2012 | Gimcheon Indoor Stadium, Gimcheon, South Korea | Chae Yoo-jung | Liu Yuchen Huang Dongping | 21–11, 19–21, 21–13 | Gold |
BWF World Tour (3 titles, 3 runners-up)
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. The BWF World Tour are divided into six levels, namely World Tour Finals, Super 1000, Super 750, Super 500, Super 300, and the BWF Tour Super 100.Men's doubles
| Year | Tournament | Level | Partner | Opponent | Score | Result |
| 2019 | Syed Modi International | Super 300 | Seo Seung-jae | He Jiting Tan Qiang | 18–21, 19–21 | Runner-up |
| 2019 | Hong Kong Open | Super 500 | Seo Seung-jae | Mohammad Ahsan Hendra Setiawan | 13–21, 21–12, 21–13 | Winner |
| 2019 | Vietnam Open | Super 100 | Seo Seung-jae | Na Sung-seung Wang Chan | 18–21, 21–16, 21–14 | Winner |
| 2019 | Chinese Taipei Open | Super 300 | Seo Seung-jae |  Goh V Shem Tan Wee Kiong | 19–21, 21–15, 21–23 | Runner-up |
| 2018 | Korea Masters | Super 300 | Seo Seung-jae |  Po Li-wei Wang Chi-lin | 21–12, 17–21, 21–18 | Winner |
Mixed doubles
| Year | Tournament | Level | Partner | Opponent | Score | Result |
| 2018 | Korea Masters | Super 300 | Shin Seung-chan | Ko Sung-hyun Eom Hye-won | 12–21, 21–15, 18–21 | Runner-up |
BWF Grand Prix (4 titles, 6 runners-up)
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 since 2007.Mixed doubles
| Year | Tournament | Partner | Opponent | Score | Result |
| 2017 | Korea Masters | Chae Yoo-jung | Seo Seung-jae Kim Ha-na | 21–17, 13–21, 18–21 | Runner-up |
| 2017 | Canada Open | Chae Yoo-jung | Kim Won-ho Shin Seung-chan | 19–21, 16–21 | Runner-up |
| 2015 | Mexico City Open | Eom Hye-won | Chan Peng Soon Goh Liu Ying | 14–21, 12–21 | Runner-up |
| 2015 | U.S. Grand Prix | Eom Hye-won |  Michael Fuchs Birgit Michels | 21–12, 21–14 | Winner |
| 2015 | Macau Open | Eom Hye-won | Shin Baek-cheol Chae Yoo-jung | 18–21, 13–21 | Runner-up |
| 2015 | Thailand Open | Eom Hye-won | Praveen Jordan Debby Susanto | 21–19, 17–21, 21–16 | Winner |
| 2015 | Vietnam Open | Chae Yoo-jung | Huang Kaixiang Huang Dongping | 19–21, 12–21 | Runner-up |
| 2014 | Korea Masters | Shin Seung-chan | Shin Baek-cheol Chang Ye-na | Walkover | Winner |
| 2013 | Vietnam Open | Chae Yoo-jung | Liao Min-chun Chen Hsiao-huan | 22–20, 19–21, 21–14 | Winner |
| 2013 | Macau Open | Chae Yoo-jung | Lu Kai Huang Yaqiong | 21–17, 18–21, 17–21 | Runner-up |
BWF International Challenge/Series (4 titles, 1 runner-up)
Men's doubles| Year | Tournament | Partner | Opponent | Score | Result |
| 2018 | Irish Open | Seo Seung-jae |  Jack MacGregor Ciar Pringle | 21–17, 21–12 | Winner |
| 2018 | Norwegian International | Seo Seung-jae |  Mads Emil Christensen Kristoffer Knudsen | 21–12, 21–13 | Winner |
Mixed doubles
| Year | Tournament | Partner | Opponent | Score | Result |
| 2015 | Thailand International | Chae Yoo-jung | Tan Chee Tean Shevon Jemie Lai | 18–21, 21–19, 21–12 | Winner |
| 2014 | Osaka International | Chae Yoo-jung | Muhammad Rijal Vita Marissa | 18–21, 21–17, 18–21 | Runner-up |
| 2013 | Romanian International | Kim Hye-rin |  Ramazan Ozturk Neslihan Kilic | 21–16, 21–13 | Winner |