| Open de Suède - Qualif. | 2020/01/16 11:30 | Ludvig Petre Olsson v Xu, Mattias | L | 2-0 |
| Norwegian Int. Qual | 2019/11/07 11:30 | Xu, Mattias v Lehikoinen, Kasper | L | 0-2 |
| Hungarian Int. Qual | 2019/10/30 09:20 | Karl Kert v Xu, Mattias | L | 2-1 |
| Czech Open Qual | 2019/09/26 15:45 | Xu, Mattias v Ouazzen, Martin | L | 1-2 |
| Czech Open Qual | 2019/09/26 10:15 | Xu, Mattias v Polacek, Matej | W | 2-0 |
| European Club Championships | 2019/07/05 15:30 | Malkov, Vladimir v Xu, Mattias | L | 2-0 |
| Lithuanian Int. Qual | 2019/06/06 10:40 | Berzins, Andis v Xu, Mattias | W | 0-2 |
| Open de Suisse - Doubles Femmes - Qualif. | 2019/02/27 07:30 | Valenta, Bedrich v Xu, Mattias | L | 2-1 |
| Open de Suède | 2020/01/17 16:00 | Laa, Talar v Arnaud Merkle | L | 0-2 |
| Open de Suède | 2020/01/17 10:40 | Dolan, Jonathan v Laa, Talar | W | 0-2 |
| Open de Suède - Qualif. | 2020/01/16 17:55 | Paul, Jesper v Laa, Talar | W | 0-2 |
| Open de Suède - Qualif. | 2020/01/16 15:35 | Laa, Talar v Boman, Marcus | W | 2-0 |
| Open de Suède - Qualif. | 2020/01/16 10:55 | Laa, Talar v Levin, Adrian | W | 2-1 |
| Estonie Int. - Qualif. | 2020/01/09 08:00 | Su, L. Y. v Laa, Talar | L | 2-0 |
| Slovenia Future Series | 2019/11/23 15:45 | Laa, Talar v Jan Louda | L | 1-2 |
| Slovenia Future Series | 2019/11/22 10:35 | Laa, Talar v Levit, Yonathan | W | 2-0 |