| Challenger Ochsenhausen | 2018/05/15 09:00 | Liang Qiu v Andriy Sitak | W | 3-0 |
| Challenger Ochsenhausen | 2019/05/13 18:00 | Liang Qiu v Robert Floras | L | 2-3 |
| Challenger Ochsenhausen | 2019/05/13 15:20 | Petr David v Liang Qiu | L | 3-2 |
| Challenger Ochsenhausen | 2019/05/13 11:50 | Mateusz Golebiowski v Liang Qiu | L | 3-1 |
| Challenger Ochsenhausen | 2019/05/13 09:50 | Liang Qiu v Jiri Vrablik | L | 2-3 |
| Challenger Ochsenhausen | 2019/05/13 07:50 | Liang Qiu v Daniel Kleinert | L | 2-3 |
| Slovenia Open | 2019/05/09 12:00 | Sadi Ismailov v Liang Qiu | L | 3-2 |
| Slovenia Open | 2019/05/08 09:40 | Liang Qiu v Aidos Kenzhigulov | W | 3-0 |
| Challenger Ochsenhausen | 2019/04/19 11:50 | Jakub Kosowski v Liang Qiu | L | 3-2 |
| Challenger Ochsenhausen | 2019/05/13 18:40 | Mateusz Golebiowski v Andriy Sitak | W | 0-3 |
| Challenger Ochsenhausen | 2019/05/13 16:40 | Andriy Sitak v Jiri Vrablik | L | 0-3 |
| Challenger Ochsenhausen | 2019/05/13 14:00 | Andriy Sitak v Daniel Kleinert | W | 3-0 |
| Challenger Ochsenhausen | 2019/05/13 11:10 | Andriy Sitak v Robert Floras | L | 1-3 |
| Challenger Ochsenhausen | 2019/05/13 08:30 | Yannick Vostes v Andriy Sitak | L | 3-0 |
| Challenger Ochsenhausen | 2019/04/16 10:20 | Daniel Gorak v Andriy Sitak | L | 3-0 |
| Challenger Ochsenhausen | 2019/04/16 08:20 | Andriy Sitak v Antonin Gavlas | L | 1-3 |
| Challenger Ochsenhausen | 2019/04/15 20:00 | Tomas Konecny v Andriy Sitak | L | 3-2 |