On 11 July 2026, Hsin Ju Chung (Taiwan) ran their 400 metres hurdles in 57.41 seconds at Ordos (Asia Championships U23).
| 19.83 |
| 7.66 |
15 L |
L |
| H5 | 4.67(+0.10) | 24.50 | 7.49 | 15 L | L |
| H6 | 4.93(+0.26) | 29.43 | 7.10 | 16 R | R |
| H7 | 5.08(+0.15) | 34.51 | 6.89 | 16 L | L |
| H8 | 5.27(+0.19) | 39.78 | 6.64 | 17 L | L |
| H9 | 5.43(+0.16) | 45.21 | 6.45 | 17 L | L |
| H10 | 5.70(+0.27) | 50.91 | 6.14 | 17 L | L |
| Finish | 6.50 | 57.41 | 6.15 | — — | — |
Avg. interval
4.92s
Std. deviation
0.47
Deceleration
Stride pattern
Fastest interval: 4.27s (H2–H3).
Deceleration of 13.5% between the first half (7.55 m/s) and the second half (6.53 m/s).
Steady stride pattern.
Lead leg alternation: 9× Left, 1× Right.