| China Masters | 2019/03/13 12:40 | Zhengze Gao v Yu Jen Chi | L | 2-0 |
| China Masters | 2019/03/12 12:00 | Yu Jen Chi v Kai An Wu | W | 2-1 |
| Swiss Open - Kvinnedouble - Kval | 2018/11/27 04:24 | Yu Jen Chi v Young Woong Ha | L | 0-2 |
| Swiss Open - Kvinnedouble - Kval | 2018/11/27 01:42 | Yu Jen Chi v Andre Marteen | W | 2-0 |
| Swiss Open - Kvinnedouble - Kval | 2018/08/07 09:10 | Yu Jen Chi v Fikri Ihsandi Hadmadi | L | 1-2 |
| Swiss Open - Kvinnedouble - Kval | 2018/08/07 06:50 | Yu Jen Chi v Siddharath Thakur | W | 2-0 |
| Giraldilla Int. XD | 2018/07/24 02:05 | Yu Jen Chi v Riichi Takeshita | L | 0-2 |
| China Masters | 2018/04/11 11:20 | Yu Jen Chi v Panji Ahmad Maulana | L | 1-2 |
| Vietnam Open | 2019/09/11 07:40 | Takuma Obayashi v Chih Chieh Yang | L | 2-0 |
| Chinese Taipei Open | 2019/09/04 12:30 | Chih Chieh Yang v Koki Watanabe | L | 0-2 |
| Chinese Taipei Open Qual | 2019/09/03 05:30 | Pang Fong Pui v Chih Chieh Yang | W | 0-2 |
| Australian Open - Kval | 2019/06/04 03:30 | Chico Aura Dwi Wardoyo v Chih Chieh Yang | L | 2-1 |
| Australian Open - Kval | 2019/06/04 00:35 | Jason Anthony Ho-Shue v Chih Chieh Yang | W | 1-2 |
| Vietnam Int. | 2019/04/11 11:45 | Jia Wei Tan v Chih Chieh Yang | L | 2-0 |
| Vietnam Int. | 2019/04/09 11:30 | Yehezkiel Fritz Mainaky v Chih Chieh Yang | W | 0-2 |
| China Masters | 2019/03/15 10:50 | Iskandar Zulkarnain v Chih Chieh Yang | L | 2-1 |