| Campionati del Mondo DM | 08/26 01:40 | 3 | Chia/Soh v Choi/Seo | L | 2-0 | |
| Campionati del Mondo DM | 08/25 05:10 | 4 | Choi/Seo v Lee/Wang | W | 2-1 | |
| Campionati Asiatici DM | 04/28 01:00 | 5 | Bernardo/Pantig v Choi/Seo | - | Walkover | |
| All England Open DM | 03/16 10:00 | 5 | Fernaldi Gideon/Sukamuljo v Choi/Seo | - | CANC | |
| Thomas Cup DM | 10/15 06:50 | - | Choi/Seo v Hoki/Kobayashi | W | 2-0 | |
| Thomas Cup DM | 10/11 18:20 | - | Choi/Seo v Popov/Popov | W | 2-0 | |
| Thomas Cup DM | 10/09 17:20 | - | Choi/Seo v Jansen/Seidel | W | 2-0 | |
| Sudirman Cup DM | 10/02 08:30 | - | Liu/Wang v Choi/Seo | D |
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| Sudirman Cup DM | 10/01 08:30 | - | Choi/Seo v Jomkoh/Kedren | L | 0-2 | |
| Sudirman Cup DM | 09/30 07:00 | - | Lu/Yang v Choi/Seo | W | 1-2 | |
| Sudirman Cup DM | 09/26 14:00 | - | Choi/Seo v Lamsfuss/Seidel | W | 2-0 | |
| Olimpiadi 2020 - DM | 07/27 03:40 | 1 | Ahsan/Setiawan v Choi/Seo | L | 2-1 |