| WTT Contender Muscat - Dobles Mixtos | 2023/10/12 16:45 | Mittelham/Qiu v Lin/Chen | L | 1-3 |
| WTT Contender Muscat - Dobles Mixtos | 2023/10/11 06:40 | Mittelham/Qiu v Ecseki/Madarasz | W | 3-2 |
| European Games XD | 2023/06/26 17:50 | Ecseki/Madarasz v Mittelham/Qiu | W | 0-3 |
| European Games XD | 2023/06/25 12:30 | Mittelham/Qiu v Robles/Yao | W | 3-1 |
| European Games XD | 2023/06/25 12:30 | Mittelham/Qiu v Robles/Xiao | W | 3-1 |
| European Games XD | 2023/06/24 11:30 | Mittelham/Qiu v Gunduz/Altinkaya | W | 3-1 |
| European Games XD | 2023/06/23 11:30 | Mittelham/Qiu v Ni/Mladenovic | W | 3-1 |
| ITTF World Championships - Dobles Mixtos | 2023/05/23 16:30 | Gauzy/Pavade v Mittelham/Qiu | L | 3-2 |
| WTT Feeder Dusseldorf III XD Quals | 2023/11/28 16:05 | Chua/Ser v Haug/Toftaker | W | 3-0 |
| WTT Feeder Dusseldorf III XD Quals | 2023/11/28 09:00 | Chua/Ser v Rad/Vilardell | W | 3-0 |