| Dutch Open - Kval | 2019/10/08 09:10 | Arnaud Merkle v Soren Opti | W | 2-0 |
| Belgian Int. | 2019/09/12 12:35 | Arnaud Merkle v Jason Anthony Ho-Shue | L | 1-2 |
| Hellas Open | 2019/08/10 15:00 | Sholeh Aidil v Arnaud Merkle | L | 2-1 |
| Hellas Open | 2019/08/10 07:30 | Arnaud Merkle v Tze Yong Ng | W | 2-0 |
| Hellas Open | 2019/08/09 14:00 | Luka Milic v Arnaud Merkle | W | 0-2 |
| Spanish Int. | 2019/06/14 09:00 | Arnaud Merkle v Pablo Abian | L | 0-2 |
| Spanish Int. - Kval | 2019/06/13 07:00 | Arnaud Merkle v Tobias Kuenzi | W | 2-0 |
| Dutch Int. | 2019/04/13 14:00 | Mads Christophersen v Arnaud Merkle | L | 2-0 |
| Indonesia Masters | 2019/10/03 08:45 | Feixiang Sun v Haichao Liu | L | 2-1 |
| Indonesia Masters | 2019/10/02 10:20 | Handoko Yusuf Wijayanto v Haichao Liu | W | 1-2 |
| Indonesia Masters | 2019/10/01 10:50 | Shota Omoto v Haichao Liu | W | 1-2 |
| Belarus Int. | 2019/08/31 15:00 | Haichao Liu v Hongyang Weng | L | 0-2 |
| Belarus Int. | 2019/08/30 14:30 | Christian Kirchmayr v Haichao Liu | W | 0-2 |
| US Open - Kval | 2019/07/09 20:55 | Haichao Liu v Chun-Yi Lin | L | 1-2 |
| Canada Open | 2019/07/04 22:40 | Haichao Liu v Shifeng Li | L | 1-2 |
| Canada Open | 2019/07/03 17:00 | Haichao Liu v Zeqi Zhou | W | 2-0 |