| WTT - Feeder Panagyurishte - Kwal. | 2022/08/31 12:00 | Elias Hardmeier v Kwangil Baek | W | 1-3 |
| WTT Feeder Olomouc Quals | 2022/08/23 08:45 | Kwangil Baek v Yebo Liu | L | 1-3 |
| Portugal Open | 2020/02/12 17:15 | Kwangil Baek v Lionel Weber | L | 3-4 |
| Spanish Open | 2020/02/06 19:55 | Steffen Mengel v Kwangil Baek | L | 4-2 |
| Spanish Open | 2020/02/06 14:00 | Kwangil Baek v Hunor Szocs | W | 4-2 |
| WTT - Feeder Panagyurishte - Kwal. | 2022/08/31 12:00 | Kai Zhou v Elmurod Kholikov | W | 3-0 |
| WTT - Feeder Panagyurishte - Kwal. | 2022/08/30 11:00 | Kai Zhou v Jesus Cantero | W | 3-0 |
| WTT Feeder Olomouc Quals | 2022/08/24 17:15 | Kai Zhou v Chan-Hyeok Park | L | 1-3 |
| WTT Feeder Olomouc Quals | 2022/08/24 11:30 | Kai Zhou v Lilian Bardet | W | 3-2 |
| WTT Feeder Olomouc Quals | 2022/08/23 15:50 | Rafael Turrini v Kai Zhou | W | 0-3 |
| North American Open | 2019/12/08 20:55 | Can Akkuzu v Kai Zhou | L | 4-2 |
| North American Open | 2019/12/07 23:05 | Kai Zhou v Haidong Xu | W | 4-3 |
| North American Open | 2019/12/07 18:10 | Fei Xue v Kai Zhou | W | 3-4 |