| Indonesia Masters XD | 2019/10/03 06:45 | Prasetya A E / Wiratama A v Ren / Zhou | L | 2-1 |
| Indonesia Masters XD | 2019/10/02 13:04 | Ranialdy/S Awanda v Ren / Zhou | W | 0-2 |
| Indonesia Masters XD | 2019/10/02 11:50 | Ranialdy F M / Awanda A S v Ren / Zhou | W | 0-2 |
| Belarus Int. XD | 2019/09/01 11:00 | Ren / Zhou v Guo / Zhang | W | 2-0 |
| Belarus Int. XD | 2019/09/01 06:00 | Ren / Zhou v Z-Bexell / Sjoo | W | 2-0 |
| Belarus Int. XD | 2019/08/31 07:00 | Ren / Zhou v Clare M / Warner H | W | 2-0 |
| Open de Thaïlande - Doubles Mixtes | 2019/07/31 13:30 | Ren / Zhou v Wang / Huang | L | 1-2 |
| Australian Open XD | 2019/06/06 03:45 | Ren / Zhou v Chan P S / Goh L Y | L | 0-2 |
| Fuzhou China Open 2019, XD | 2019/09/19 04:30 | Zheng/Huang v Seidel / Efler | L | 2-0 |
| Fuzhou China Open 2019, XD | 2019/09/17 07:15 | Delrue/Gicquel v Seidel / Efler | W | 0-2 |
| Vietnam Open XD | 2019/09/13 10:00 | Urai T / Miyaura R v Seidel / Efler | L | 2-1 |
| Vietnam Open XD | 2019/09/12 06:00 | Chen X / Zhou C v Seidel / Efler | W | 0-2 |
| Vietnam Open XD | 2019/09/11 03:40 | Pratama A / Awanda A S v Seidel / Efler | W | 0-2 |
| World Championships XD | 2019/08/19 13:40 | Seidel / Efler v Mentari/Rivaldy | L | 0-2 |
| Open de Thaïlande - Doubles Mixtes | 2019/07/31 08:20 | Tang/Tse v Seidel / Efler | L | 2-0 |
| Japan Open XD | 2019/07/23 03:40 | Rankireddy S / Ponnappa A v Seidel / Efler | L | 2-0 |