| Challenger Series TT | 2022/09/19 17:10 | Damian Zech v Liang Qiu | W | 1-3 |
| Challenger Ochsenhausen | 2022/07/28 07:50 | Liang Qiu v Damian Zech | W | 3-0 |
| Challenger Ochsenhausen | 2022/01/20 13:30 | Liang Qiu v Damian Zech | W | 3-0 |
| Challenger Ochsenhausen | 2021/10/18 12:30 | Damian Zech v Liang Qiu | W | 0-3 |
| Challenger Series TT | 2023/01/06 08:50 | David Kumpel v Liang Qiu | W | 0-3 |
| Challenger Series TT | 2023/01/05 20:50 | Kirill Fadeev v Liang Qiu | L | 3-1 |
| Challenger Series TT | 2023/01/05 18:50 | Daniel Rinderer v Liang Qiu | L | 3-1 |
| Challenger Series TT | 2023/01/05 16:50 | Liang Qiu v Salim Karam | W | 3-0 |
| Challenger Series TT | 2023/01/05 14:10 | Liang Qiu v Dauud Cheaib | L | 1-3 |
| Challenger Series TT | 2023/01/05 12:10 | Liang Qiu v Marius Henninger | L | 2-3 |
| Challenger Series TT | 2023/01/05 09:30 | Samuel Amann v Liang Qiu | W | 0-3 |
| Challenger Series TT | 2022/12/20 13:50 | Liang Qiu v Rafael De Las Heras | W | 3-0 |
| Challenger Series TT | 2023/02/03 10:10 | Damian Zech v Hannes Hormann | L | 1-3 |
| Challenger Series TT | 2023/02/02 20:50 | Damian Zech v Nikola Grujic | L | 1-3 |
| Challenger Series TT | 2023/02/02 18:10 | Damian Zech v Kirill Fadeev | L | 2-3 |
| Challenger Series TT | 2023/02/02 15:30 | Kenan Hrnic v Damian Zech | W | 1-3 |
| Challenger Series TT | 2023/02/02 12:50 | Dennis Klein v Damian Zech | L | 3-0 |
| Challenger Series TT | 2023/02/02 10:50 | Damian Zech v Anton Limonov | L | 0-3 |
| Challenger Series TT | 2023/02/02 08:50 | Damian Zech v Dillon Chambers | L | 1-3 |
| Challenger Series TT | 2023/01/31 10:10 | Damian Zech v Albert Vilardell | L | 0-3 |