| Chang Ko-chi 張課琦 | |
| Country: | Republic of China (Taiwan) |
| Birth Date: | 1995 11, df=yes |
| Birth Place: | Taiwan |
| Residence: | Taipei, Taiwan |
| Height: | 1.91 m |
| Handedness: | Right |
| Event: | Men's & mixed doubles |
| Highest Ranking: | 27 (MD with Po Li-wei, 29 August 2023) 26 (XD with Lee Chih-chen, 6 June 2023) 28 (XD with Chang Hsin-tien, 20 April 2017) |
| Current Ranking: | 35 (MD with Po Li-wei) 39 (XD with Lee Chih-chen) |
| Date Of Current Ranking: | 16 April 2024 |
| Bwf Id: | A88353C6-382A-41AA-81A5-E83DE780F45D |
Chang Ko-chi (; born 21 November 1995) is a Taiwanese badminton player.[1]
The BWF World Tour, which was announced on 19 March 2017 and implemented in 2018,[2] is a series of elite badminton tournaments sanctioned by the Badminton World Federation (BWF). The BWF World Tours are divided into levels of World Tour Finals, Super 1000, Super 750, Super 500, Super 300 (part of the HSBC World Tour), and the BWF Tour Super 100.[3]
Men's doubles
| Year | Tournament | Level | Partner | Opponent | Score | Result | |
|---|---|---|---|---|---|---|---|
| 2018 | Indonesia Masters | Super 100 | Lu Chia-pin |  Ko Sung-hyun Shin Baek-cheol | 23–21, 21–13 | Winner | |
| 2024 | Kaohsiung Masters | Super 100 | Chen Xin-yuan | Chen Zhi-ray Lin Yu-chieh | 19–21, 21–16, 22–20 | Winner |
The BWF Grand Prix had two levels, the Grand Prix and Grand Prix Gold. It was a series of badminton tournaments sanctioned by the Badminton World Federation (BWF) and played between 2007 and 2017.
Mixed doubles
BWF Grand Prix Gold tournament
BWF Grand Prix tournament
Men's doubles
| Year | Tournament | Partner | Opponent | Score | Result | |
|---|---|---|---|---|---|---|
| 2019 | Portugal International | Lee Fang-jen | Christopher Grimley Matthew Grimley | 16–21, 21–16, 21–13 | Winner | |
| 2022 | Belgian International | Po Li-wei |  Sirawit Sothon Natthapat Trinkajee | 21–11, 19–21, 21–17 | Winner | |
| 2022 | Bendigo International | Po Li-wei | Lee Fang-chih Lee Fang-jen | 21–15, 14–21, 22–20 | Winner | |
| 2022 | North Harbour International | Po Li-wei | Lee Fang-chih Lee Fang-jen | 10–21, 22–20, 21–13 | Winner | |
| 2023 | Polish Open | Po Li-wei | Daniel Lundgaard Mads Vestergaard | 20–22, 21–16, 19–21 | Runner-up | |
| 2023 | Saipan International | Po Li-wei | Lee Fang-chih Lee Fang-jen | 29–30, 20–22 | Runner-up |
Mixed doubles
| Year | Tournament | Partner | Opponent | Score | Result | |
|---|---|---|---|---|---|---|
| 2016 | Italian International | Chang Hsin-tien |  Jordan Corvée Anne Tran | 13–21, 21–17, 17–21 | Runner-up | |
| 2017 | Orléans International | Chang Hsin-tien | Mark Lamsfuß Isabel Herttrich | 9–21, 15–21 | Runner-up | |
| 2019 | Portugal International | Lee Chih-chen | Alex Vlaar Mariya Mitsova | 21–12, 21–14 | Winner | |
| 2022 | Bendigo International | Lee Chih-chen |  Sumiya Nihei Minami Asakura | 16–21, 21–18, 21–17 | Winner | |
| 2022 | North Harbour International | Lee Chih-chen | Sumiya Nihei Minami Asakura | 16–21, 21–9, 21–19 | Winner |
BWF International Challenge tournament
BWF International Series tournament
BWF Future Series tournament