Chi Yu-jen (Chinese: 戚又仁; pinyin: Qī Yòurén; born 25 June 1997) is a Taiwanese badminton player.

[2] He won his first BWF World Tour title at the 2023 Syed Modi International.

[3] The BWF World Tour, which was announced on 19 March 2017 and implemented in 2018,[4] is a series of elite badminton tournaments sanctioned by the Badminton World Federation (BWF).

The BWF World Tour is divided into levels of World Tour Finals, Super 1000, Super 750, Super 500, Super 300, and the BWF Tour Super 100.

[5] Men's singles Men's singles Mixed doubles