| Czech Republic Extraleague | 2018/06/08 02:40 | Choi H / Lee Z v 피스테 L / 발라조바 B | L | 3-2 |
| World Tour Grand Finals 2019, XD | 2019/12/12 05:00 | 웡 C T / 두 H K v 피스테 L / 발라조바 B | L | 3-0 |
| North American Open XD | 2019/12/08 01:35 | 피스테 L / 발라조바 B v Zhao Z / Liu X | W | 3-1 |
| North American Open XD | 2019/12/07 20:15 | 피스테 L / 발라조바 B v 아찬타 S K / 바트라 M | W | 3-2 |
| North American Open XD | 2019/12/06 18:25 | 피스테 L / 발라조바 B v 우 Y / 장 L | W | 3-0 |
| North American Open XD | 2019/12/05 15:00 | 피스테 L / 발라조바 B v 스카치코프 K / 보로베바 O | W | 3-2 |
| Austrian Open 2019, XD | 2019/11/14 09:40 | 피스테 L / 발라조바 B v 조 D / 신 Y | L | 0-3 |
| German Open 2020, XD | 2019/10/11 08:00 | Wang X / Wang Y v 피스테 L / 발라조바 B | L | 3-0 |
| German Open 2020, XD | 2019/10/10 08:40 | 바도우스키 M / 베이조 N v 피스테 L / 발라조바 B | W | 2-3 |
| ITTF Challenge, Polish Open 2019, WD | 2019/10/18 14:35 | Fan S / Zhang Q v Choi H / Lee Z | L | 3-1 |
| Swedish Open (WTP) 2019, WD | 2019/10/03 09:40 | 순 Y / 왕 M v Choi H / Lee Z | L | 3-2 |
| Swedish Open (WTP) 2019, WD | 2019/10/02 15:10 | Carey C / Yovkova M v Choi H / Lee Z | W | 0-3 |
| Czech Open (WT) 2018, Women Doubles | 2019/08/22 10:20 | 히라노 M / 시바타 S v Choi H / Lee Z | L | 3-1 |
| Australian Open 2019, WD | 2019/07/12 05:40 | Choi H / Lee Z v 전 J / 양 H | L | 0-3 |
| Australian Open 2019, WD | 2019/07/12 01:20 | 스촥 B / 시아우 M v Choi H / Lee Z | W | 2-3 |
| Australian Open 2019, WD | 2019/07/10 01:00 | 태퍼 M / 양 Q v Choi H / Lee Z | W | 0-3 |
| Hong Kong Open (WT) 2019, Mixed Doubles | 2019/06/08 09:20 | 린 Y-J / 청 I-C v Choi H / Lee Z | L | 3-0 |