Stadium: Ochsenhausen, Germany
| Challenger Series TT | 2023/06/16 06:30 | Norbert Tauler v Dauud Cheaib | W | 3-2 |
| Challenger Series TT | 2023/06/15 16:30 | Norbert Tauler v Zengyi Wang | L | 1-3 |
| Challenger Series TT | 2023/06/15 15:10 | Norbert Tauler v Enio Mendes | W | 3-2 |
| Challenger Series TT | 2023/06/15 11:50 | Norbert Tauler v Yannick Vostes | W | 3-2 |
| Challenger Series TT | 2023/06/15 09:10 | Norbert Tauler v Sven Happek | W | 3-1 |
| Challenger Series TT | 2023/06/15 06:30 | Norbert Tauler v Jose Guillot | W | 3-1 |
| Challenger Series TT | 2023/05/16 10:40 | Akos Kishegyi v Norbert Tauler | W | 1-3 |
| Challenger Series TT | 2023/05/16 07:40 | Marius Henninger v Norbert Tauler | W | 2-3 |
| Challenger Series TT | 2023/06/16 07:50 | Liang Qiu v Jose Guillot | W | 3-1 |
| Challenger Series TT | 2023/06/15 17:10 | Dauud Cheaib v Liang Qiu | L | 3-1 |
| Challenger Series TT | 2023/06/15 14:30 | Zengyi Wang v Liang Qiu | W | 0-3 |
| Challenger Series TT | 2023/06/15 13:10 | Enio Mendes v Liang Qiu | L | 3-2 |
| Challenger Series TT | 2023/06/15 09:50 | Yannick Vostes v Liang Qiu | L | 3-1 |
| Challenger Series TT | 2023/06/15 07:10 | Sven Happek v Liang Qiu | W | 2-3 |
| Challenger Series TT | 2023/05/19 09:50 | Liang Qiu v Amirreza Abbasi | L | 0-3 |
| Challenger Series TT | 2023/05/19 06:30 | Liang Qiu v Antonin Gavlas | L | 0-3 |