| World Championships WD | 2019/08/21 08:40 | Efler L / Herttrich I v Li/Zheng | L | 0-2 |
| World Championships WD | 2019/08/20 16:10 | Marran K K / Ruutel H v Efler L / Herttrich I | W | 0-2 |
| Thailand Open WD Qual | 2019/07/30 06:00 | Efler L / Herttrich I v Chen/Yu | L | 1-2 |
| Indonesia Open WD | 2019/07/16 02:40 | Matsutomo M / Takahashi A v Efler L / Herttrich I | L | 2-0 |
| US Open 2019, WD | 2019/07/10 16:45 | Efler L / Herttrich I v Baek H N / Jung K E | L | 0-2 |
| Azerbaïdjan Int.- Double Femmes | 2019/06/07 14:00 | Balan A / Sawant P v Efler L / Herttrich I | L | 2-0 |
| Sudirman Cup WD | 2019/05/20 11:30 | Efler L / Herttrich I v Jin Y / Lim M H | W | 2-0 |
| New Zealand Open 2019, WD | 2019/04/30 22:20 | Fukushima/Hirota v Efler L / Herttrich I | L | 2-0 |
| Vietnam Open XD | 2019/09/11 03:10 | Chen X / Zhou C v Putra A P R / Sahputri M C | W | 2-1 |
| Vietnam Open (WT) 2019, XD, Qualification | 2019/09/10 08:45 | Chen X / Zhou C v Yaowanit C / Jongsathapornparn O | W | 2-0 |
| Vietnam Open (WT) 2019, XD, Qualification | 2019/09/10 01:30 | Wu G X / Teng C H v Chen X / Zhou C | W | 0-2 |
| Akita Masters 2019, XD | 2019/08/15 06:55 | Okamura H / Hoshi C v Chen X / Zhou C | L | 2-0 |
| New Zealand Open 2019, WD | 2019/05/03 09:00 | Chen X / Zhou C v Dong W / Feng X | L | 1-2 |
| New Zealand Open 2019, WD | 2019/05/02 03:20 | Ng J C M / Villegas J v Chen X / Zhou C | W | 0-2 |
| New Zealand Open 2019, WD | 2019/04/30 23:40 | Pai Y P / Wu T J v Chen X / Zhou C | W | 0-2 |
| Open d'Inde - Doubles Femmes | 2019/03/28 13:15 | Ponnappa A / Reddy B S v Chen X / Zhou C | L | 2-0 |