| Orléans Masters | 2023/04/06 17:40 | Christo Popov v Lei, L. X. | W | 0-2 |
| SaarLorLux Open 2019, MS | 2019/10/30 16:00 | Christo Popov v Lei, L. X. | L | 2-1 |
| Arctic Open | 2023/10/11 09:15 | Lei, L. X. v Magnus Johannesen | W | 2-1 |
| Hong Kong Open 2019, MS, Qualification | 2023/09/12 02:15 | Lei, L. X. v Su, L. Y. | L | 0-2 |
| US Open 2019, MS | 2023/07/12 23:35 | Chun-Yi Lin v Lei, L. X. | L | 2-0 |
| US Open 2019, MS, Qualification | 2023/07/11 18:40 | Lei, L. X. v Kuan Lin Kuo | W | 2-0 |
| US Open 2019, MS, Qualification | 2023/07/11 15:40 | Lei, L. X. v Justin Ma | W | 2-0 |
| Canada Open | 2023/07/07 23:25 | Kodai Naraoka v Lei, L. X. | L | 2-1 |
| Canada Open | 2023/07/06 19:45 | Ka Long Angus Ng v Lei, L. X. | W | 0-2 |
| Canada Open | 2023/07/05 18:30 | Lei, L. X. v Kantaphon Wangcharoen | W | 2-0 |
| Hong Kong Open 2019, MS | 2023/09/14 10:30 | Kenta Nishimoto v Christo Popov | L | 2-1 |
| Hong Kong Open 2019, MS | 2023/09/13 04:20 | Christo Popov v Kean Yew Loh | W | 2-1 |
| Fuzhou China Open 2019, MS | 2023/09/05 01:40 | Kean Yew Loh v Christo Popov | L | 2-0 |
| World Championships | 2023/08/22 16:10 | Viktor Axelsen v Christo Popov | L | 2-0 |
| World Championships | 2023/08/21 13:30 | Hai Dang Nguyen v Christo Popov | W | 1-2 |
| European Games | 2023/07/02 09:00 | Viktor Axelsen v Christo Popov | L | 2-1 |
| European Games | 2023/07/01 10:30 | Christo Popov v Misha Zilberman | W | 2-0 |
| Indonesia Open | 2023/06/13 04:05 | Tien Chen Chou v Christo Popov | L | 2-1 |