| SEA Games 2017 | 400m (Men) | 46.48 | 3 | VIE | 2017-08-22 00:00:00 | FINAL | 1079 | |
| SEA Games 2017 | 400m (Men) | 47.60 | 1 | VIE | 2017-08-22 00:00:00 | SF1 | 1006 | |
| Asian Athletics Championship 2017 Bhubaneswar | 400m (Men) | 46.51 | 6 | VIE | 2017-07-07 00:00:00 | FINAL | 1077 | |
| Asian Athletics Championship 2017 Bhubaneswar | 400m (Men) | 46.35 | 1 | VIE | 2017-07-06 00:00:00 | SF2 | 1088 | |
| Asian Athletics Championship 2017 Bhubaneswar | 400m (Men) | 46.79 | 3 | VIE | 2017-07-06 00:00:00 | Heat4 | 1059 | |
| SEA Games 2015 | 400m (Men) | 46.02 | 2 | VIE | 2015-06-12 00:00:00 | FINAL | 1110 | |
| SEA Games 2015 | 400m (Men) | 47.68 | 1 | VIE | 2015-06-12 00:00:00 | H1 | 1001 | |
| SEA Games Cambodia 2023 | 400m Hurdles (Men) 0.914m | 53.06 | 6 | VIE | 2023-05-11 00:00:00 | FINAL | | |
| SEA Games Cambodia 2023 | 400m Hurdles (Men) 0.914m | 53.37 | 1 | VIE | 2023-05-10 00:00:00 | H1 | | |
| SEA Games 2021 | 400m Hurdles (Men) 0.914m | 50.82 | 2 | VIE | 2022-05-17 00:00:00 | FINAL | | |
| SEA Games 2021 | 400m Hurdles (Men) 0.914m | 52.98 | 3 | VIE | 2022-05-17 00:00:00 | H1 | | |
| SEA Games 2019 | 400m Hurdles (Men) 0.914m | 51.60 | 3 | VIE | 2019-12-10 00:00:00 | FINAL | | |
| Asian Games 2018 Indonesia | 400m Hurdles (Men) 0.914m | DNF | | VIE | 2018-08-26 00:00:00 | SF3 | 0 | |
| SEA Games 2017 | 400m Hurdles (Men) 0.914m | 50.05 | 2 | VIE | 2017-08-22 00:00:00 | FINAL | 1127 | NR |
| SEA Games 2017 | 400m Hurdles (Men) 0.914m | 51.60 | 2 | VIE | 2017-08-22 00:00:00 | SF2 | 1052 | |
| SEA Games 2015 | 400m Hurdles (Men) 0.914m | 50.29 | 2 | VIE | 2015-06-10 00:00:00 | FINAL | 1115 | |