| Australian Open 2019, XD | 2019/07/12 08:00 | Lee S / Jeon J v Doo/Wong | L | 0-3 |
| Australian Open 2019, XD | 2019/07/12 00:40 | Lee S / Jeon J v Balazova/Pistej | W | 3-1 |
| Australian Open 2019, XD | 2019/07/11 00:40 | Lee S / Jeon J v Lim C / Yoo C | W | 3-1 |
| Korea Open 2019, WD | 2019/07/05 07:30 | Lee S / Jeon J v Choi H / Yang H | L | 1-3 |
| Korea Open 2019, WD | 2019/07/05 02:55 | Lee S / Jeon J v Nakamori H / Odo S | W | 3-1 |
| Korea Open 2019, WD | 2019/07/04 03:00 | Lee S / Jeon J v Mak / Zhu | W | 3-1 |
| Korea Open 2019, XD | 2019/07/04 01:00 | Lim C / Yoo C v Lee S / Jeon J | L | 3-2 |
| Japan Open 2019, XD | 2019/06/14 08:30 | Lee S / Jeon J v Harimoto/Hayata | L | 0-3 |
| Bulgaria Open 2019, XD | 2019/08/14 14:05 | MA T / Wu Y v Gnanasekaran S / Kamath A G | W | 3-1 |
| Bulgaria Open 2019, XD | 2019/08/14 06:00 | MA T / Wu Y v Kill C / Meyer S | W | 3-0 |
| Hong Kong Open (WT) 2019, Mixed Doubles | 2019/06/07 02:00 | Choi/Lee v MA T / Wu Y | L | 3-1 |
| Hong Kong Open (WT) 2019, Mixed Doubles | 2019/06/06 02:00 | MA T / Wu Y v Balazova/Pistej | W | 3-0 |
| Hong Kong Open (WT) 2019, Mixed Doubles | 2019/06/05 08:00 | Afanador B / Diaz A v MA T / Wu Y | W | 1-3 |
| Hong Kong Open (WT) 2019, Mixed Doubles | 2019/06/04 09:10 | MA T / Wu Y v Stoyanov N / Piccolin G | W | 3-0 |