| Challenger Ochsenhausen | 2019/07/18 12:30 | Jakub Kosowski v Liang Qiu | L | 3-1 |
| Challenger Ochsenhausen | 2019/04/19 11:50 | Jakub Kosowski v Liang Qiu | L | 3-2 |
| Challenger Ochsenhausen | 2019/04/18 07:50 | Liang Qiu v Jakub Kosowski | W | 3-2 |
| Challenger Ochsenhausen | 2018/06/04 20:00 | Jakub Kosowski v Liang Qiu | L | 3-1 |
| Challenger Ochsenhausen | 2020/02/17 07:30 | Liang Qiu v Florian Bluhm | W | 3-2 |
| Challenger Ochsenhausen | 2020/02/14 09:30 | Liang Qiu v Anthony Tran | L | 2-3 |
| Challenger Ochsenhausen | 2020/02/14 07:30 | Koyo Kanamitsu v Liang Qiu | L | 3-2 |
| Challenger Ochsenhausen | 2020/02/13 11:30 | Gaston Alto v Liang Qiu | L | 3-0 |
| Challenger Ochsenhausen | 2020/02/13 09:30 | Anton Hjort v Liang Qiu | W | 0-3 |
| Challenger Ochsenhausen | 2020/02/12 14:10 | Liang Qiu v Gleb Shamruk | W | 3-1 |
| Challenger Ochsenhausen | 2020/02/12 11:30 | Liang Qiu v Wancheol Kim | W | 3-0 |
| Challenger Ochsenhausen | 2020/02/12 09:30 | Liang Qiu v Dauud Cheaib | L | 0-3 |
| Challenger Ochsenhausen | 2020/02/17 08:10 | Jakub Kosowski v Michal Bankosz | W | 3-1 |
| Challenger Ochsenhausen | 2019/12/17 12:40 | Jakub Kosowski v Yannick Vostes | L | 0-3 |
| Challenger Ochsenhausen | 2019/12/17 09:40 | Tomas Konecny v Jakub Kosowski | W | 2-3 |
| Challenger Ochsenhausen | 2019/12/17 08:10 | Jakub Kosowski v Evgueni Chtchetinine | W | 3-0 |
| Challenger Ochsenhausen | 2019/12/16 11:30 | Fedor Kuzmin v Jakub Kosowski | W | 2-3 |
| Challenger Ochsenhausen | 2019/12/16 09:30 | Yannick Vostes v Jakub Kosowski | L | 3-2 |
| Challenger Ochsenhausen | 2019/11/08 13:55 | Jakub Kosowski v Petr David | W | 3-0 |
| Challenger Ochsenhausen | 2019/11/08 12:25 | Jakub Kosowski v Mauricio Rivera | W | 3-0 |