| Challenger Series TT | 2022/09/19 11:10 | Sven Happek v Liang Qiu | W | 0-3 |
| Challenger Ochsenhausen | 2022/01/20 15:30 | Liang Qiu v Sven Happek | W | 3-1 |
| Challenger Ochsenhausen | 2021/12/01 10:10 | Sven Happek v Liang Qiu | W | 0-3 |
| Challenger Ochsenhausen | 2021/11/10 07:30 | Liang Qiu v Sven Happek | W | 3-1 |
| Challenger Ochsenhausen | 2021/10/27 06:30 | Sven Happek v Liang Qiu | W | 0-3 |
| Challenger Ochsenhausen | 2021/09/29 06:30 | Sven Happek v Liang Qiu | W | 0-3 |
| Challenger Ochsenhausen | 2021/03/31 07:10 | Liang Qiu v Sven Happek | W | 3-0 |
| Challenger Ochsenhausen | 2021/02/24 10:10 | Sven Happek v Liang Qiu | W | 0-3 |
| Challenger Series TT | 2022/10/10 13:10 | Andres Martinez v Liang Qiu | W | 0-3 |
| Challenger Series TT | 2022/10/10 10:30 | Patrik Juhasz v Liang Qiu | W | 1-3 |
| Challenger Series TT | 2022/10/10 07:50 | Carlos Muhlbach v Liang Qiu | L | 3-1 |
| Challenger Series TT | 2022/09/26 11:50 | Liang Qiu v John Oyebode | W | 3-1 |
| Challenger Series TT | 2022/09/26 09:10 | Liang Qiu v Yannick Vostes | L | 2-3 |
| Challenger Series TT | 2022/09/26 06:30 | Liang Qiu v Florian Bluhm | L | 2-3 |
| Challenger Series TT | 2022/09/20 13:30 | Guilherme Teodoro v Liang Qiu | L | 3-1 |
| Challenger Series TT | 2022/09/20 12:05 | Tal Israeli v Liang Qiu | W | 2-3 |
| Challenger Series TT | 2022/10/10 12:30 | Karl Zimmermann v Sven Happek | W | 0-3 |
| Challenger Series TT | 2022/10/10 11:10 | Andres Martinez v Sven Happek | W | 1-3 |
| Challenger Series TT | 2022/10/10 06:30 | Florian Bluhm v Sven Happek | L | 3-0 |
| Challenger Series TT | 2022/09/27 10:50 | Sven Happek v Rafael De Las Heras | L | 2-3 |
| Challenger Series TT | 2022/09/27 09:25 | Florian Bluhm v Sven Happek | L | 3-2 |
| Challenger Series TT | 2022/09/27 08:30 | John Oyebode v Sven Happek | W | 2-3 |
| Challenger Series TT | 2022/09/27 06:30 | Sven Happek v Florian Bluhm | L | 0-3 |
| Challenger Series TT | 2022/09/26 18:30 | Yannick Vostes v Sven Happek | L | 3-0 |