| SEA Games Cambodia 2023 | 400m (Men) | 46.90 | 4 | THA | 2023-05-09 00:00:00 | FINAL | | |
| SEA Games Cambodia 2023 | 400m (Men) | 47.17 | 3 | THA | 2023-05-09 00:00:00 | H2 | | |
| World U20 Championship 2022 Cali | 400m (Men) | 46.31 | 5 | THA | 2022-08-04 00:00:00 | FINAL | | |
| World U20 Championship 2022 Cali | 400m (Men) | 46.13 | 2 | THA | 2022-08-03 00:00:00 | SF2 | | NU20R |
| World U20 Championship 2022 Cali | 400m (Men) | 47.03 | 3 | THA | 2022-08-02 00:00:00 | H5 | | |
| SEA Games 2021 | 400m (Men) | 46.44 | 1 | THA | 2022-05-15 00:00:00 | FINAL | | |
| SEA Games 2021 | 400m (Men) | 48.50 | 2 | THA | 2022-05-15 00:00:00 | H2 | | |
| Asian Games 2023 Hangzhou | 800m (Men) | 1:50.50 | 6 | THA | 2023-10-03 00:00:00 | FINAL | | |
| Asian Games 2023 Hangzhou | 800m (Men) | 1:48.18 | 4 | THA | 2023-10-02 00:00:00 | H2 | | PB |
| SEA Games Cambodia 2023 | 800m (Men) | DNS | | THA | 2023-05-11 00:00:00 | FINAL | | |
| SEA Games Cambodia 2023 | 800m (Men) | 1:54.26 | 5 | THA | 2023-05-10 00:00:00 | H2 | | |
| SEA Games 2021 | 800m (Men) | 1:55.75 | 1 | THA | 2022-05-16 00:00:00 | FINAL | | |