| Challenger Series TT | 2024/02/27 14:30 | Liang Qiu v Dennis Klein | W | 1-3 |
| Challenger Series TT | 2024/02/26 09:30 | Liang Qiu v Dennis Klein | W | 2-3 |
| Challenger Series TT | 2023/12/18 13:30 | Liang Qiu v Dennis Klein | L | 3-1 |
| Challenger Series TT | 2023/12/12 12:25 | Dennis Klein v Liang Qiu | W | 3-1 |
| Challenger Series TT | 2023/12/11 07:30 | Dennis Klein v Liang Qiu | W | 3-0 |
| Challenger Series TT | 2023/11/14 10:50 | Dennis Klein v Liang Qiu | W | 3-0 |
| Challenger Series TT | 2023/07/07 11:25 | Dennis Klein v Liang Qiu | W | 3-1 |
| Challenger Series TT | 2023/07/06 17:10 | Dennis Klein v Liang Qiu | W | 3-1 |
| Challenger Series TT | 2024/04/29 17:00 | Alvaro Gainza v Dennis Klein | W | 0-3 |
| Challenger Series TT | 2024/04/29 14:40 | Mohammed Javad Sohrabi v Dennis Klein | L | 3-1 |
| Challenger Series TT | 2024/04/29 12:55 | Reda Nemras v Dennis Klein | W | 0-3 |
| Challenger Series TT | 2024/04/29 10:00 | Tobias Slanina v Dennis Klein | W | 0-3 |
| Challenger Series TT | 2024/04/29 08:20 | Michael Engelhardt v Dennis Klein | W | 0-3 |
| Challenger Series TT | 2024/04/26 12:45 | Benjamin Fruchart v Dennis Klein | W | 2-3 |
| Challenger Series TT | 2024/04/26 11:20 | Albert Vilardell v Dennis Klein | W | 2-3 |
| Challenger Series TT | 2024/04/26 09:25 | Bohdan Sinkevych v Dennis Klein | W | 0-3 |
| Challenger Series TT | 2024/04/30 07:05 | Reda Nemras v Liang Qiu | W | 1-3 |
| Challenger Series TT | 2024/04/29 15:50 | Tobias Slanina v Liang Qiu | W | 0-3 |
| Challenger Series TT | 2024/04/29 14:05 | Alvaro Gainza v Liang Qiu | W | 0-3 |
| Challenger Series TT | 2024/04/29 11:45 | Michael Engelhardt v Liang Qiu | L | 3-1 |
| Challenger Series TT | 2024/04/29 10:40 | Mohammed Javad Sohrabi v Liang Qiu | W | 0-3 |
| Challenger Series TT | 2024/04/29 06:30 | Kirill Fadeev v Liang Qiu | W | 0-2 |
| Challenger Series TT | 2024/04/02 09:25 | Bohdan Sinkevych v Liang Qiu | W | 0-3 |
| Challenger Series TT | 2024/04/02 06:30 | Siddharta Almeida v Liang Qiu | W | 1-3 |