| World Championships MD | 08/26 01:40 | 3 | Chia/Soh v Choi S / Seo S J | L | 2-0 | |
| World Championships MD | 08/25 05:10 | 4 | Choi S / Seo S J v Lee / Wang | W | 2-1 | |
| Asia Championships MD | 04/28 01:00 | 5 | Bernardo/Pantig v Choi S / Seo S J | - | Walkover | |
| Open d'Angleterre - Double Mixtes | 03/16 10:00 | 5 | Gideon M F / Sukamuljo K S v Choi S / Seo S J | - | Cancelled | |
| Thomas Cup - Hommes Doubles | 10/15 06:50 | - | Choi S / Seo S J v Hoki/Kobayashi | W | 2-0 | |
| Thomas Cup - Hommes Doubles | 10/11 18:20 | - | Choi S / Seo S J v Popov/Popov | W | 2-0 | |
| Thomas Cup - Hommes Doubles | 10/09 17:20 | - | Choi S / Seo S J v Jansen/Seidel | W | 2-0 | |
| Sudirman Cup MD | 10/02 08:30 | - | Liu/Wang v Choi S / Seo S J | D |
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| Sudirman Cup MD | 10/01 08:30 | - | Choi S / Seo S J v Jomkoh/Kedren | L | 0-2 | |
| Sudirman Cup MD | 09/30 07:00 | - | Lu/Yang v Choi S / Seo S J | W | 1-2 | |
| Sudirman Cup MD | 09/26 14:00 | - | Choi S / Seo S J v Lamsfuss/Seidel | W | 2-0 | |
| Olympics 2020 - MD | 07/27 03:40 | 1 | Ahsan/Setiawan v Choi S / Seo S J | L | 2-1 | |
| Olympics 2020 - MD | 07/25 01:00 | 1 | Choi S / Seo S J v Ho-Shue J A / Yakura N | W | 2-0 | |
| Olympics 2020 - MD | 07/24 09:00 | 1 | Choi S / Seo S J v Chia/Soh | L | 0-2 | |
| World Tour Finals MD | 01/30 03:40 | 2 | Ahsan/Setiawan v Choi S / Seo S J | L | 2-0 | |
| World Tour Finals MD | 01/29 04:00 | 1 | Ivanov V / Sozonov I v Choi S / Seo S J | W | 1-2 | |
| World Tour Finals MD | 01/28 04:00 | 1 | Ahsan/Setiawan v Choi S / Seo S J | W | 0-2 | |
| World Tour Finals MD | 01/27 04:00 | 1 | Chia/Soh v Choi S / Seo S J | L | 2-0 | |
| Thailand Open MD | 01/21 08:55 | 4 | Choi S / Seo S J v Rankireddy/Shetty | L | 0-2 | |
| Thailand Open MD | 01/19 10:25 | 5 | Choi S / Seo S J v Hyun Ko/Shin | W | 2-1 | |
| Thailand Open MD | 01/16 06:30 | 2 | Lee / Wang v Choi S / Seo S J | L | 2-1 | |
| Thailand Open MD | 01/15 08:20 | 3 | Choi S / Seo S J v Ahsan/Setiawan | W | 2-0 | |
| Thailand Open MD | 01/14 02:55 | 4 | Phakjarung/Thongkham v Choi S / Seo S J | W | 0-2 | |
| Thailand Open MD | 01/13 08:30 | 5 | Ho-Shue J A / Yakura N v Choi S / Seo S J | W | 0-2 | |
| Open d'Angleterre - Double Mixtes | 03/11 20:20 | 5 | Choi S / Seo S J v Hoki/Kobayashi | L | 1-2 | |
| Masters de Thaïlande - Doubles Hommes | 01/21 09:40 | 5 | Choi S / Seo S J v Ong/Teo | L | 0-2 | |
| Indonesia Masters MD | 01/15 10:40 | 5 | Choi S / Seo S J v Ou X Y / Zhang N | L | 1-2 | |
| Malaysia Masters MD | 01/09 03:00 | 4 | Alfian/Ardianto v Choi S / Seo S J | L | 2-0 | |
| Malaysia Masters MD | 01/07 08:30 | 5 | He / Tan v Choi S / Seo S J | W | 1-2 | |
| Syed Modi Int. MD | 12/01 09:50 | 1 | Choi S / Seo S J v He / Tan | L | 0-2 |