Hong Kong, China
| Performance | Wind | Venue | Date | |
|---|---|---|---|---|
| 4x100 Metres Relay | 38.47 | Taipei City | 26 MAY 2012 | |
| 4x400 Metres Relay | 3:12.14 | Zhaoqing (CHN) | 09 APR 2019 | |
| Medley Relay | 1:56.11 | Bangkok (National Stadium) | 23 MAY 2017 |
| Performance | Place | Date | |
|---|---|---|---|
| 2019 | 39.70 | Doha (QAT) | 22 APR |
| 2018 | 39.44 | Taipei (TPE) | 26 MAY |
| 2017 | 39.52 | Tianjin | 06 SEP |
| 2016 | 39.23 | Beijing (National Stadium) | 18 MAY |
| 2015 | 39.25 | Wuhan | 04 JUN |
| 2014 | 38.98 | Incheon | 02 OCT |
| 2013 | 38.94 | Pune | 06 JUL |
| 2012 | 38.47 | Taipei City | 26 MAY |
| 2011 | 39.24 | Jiaxing | 22 MAY |
| 2010 | 39.41 | Hong Kong | 11 JUL |
| 2009 | 39.73 | Jinan | 26 OCT |
| 2008 | 40.74 | Hongkong | 01 JUN |
| 2007 | 40.59 | Amman | 29 JUL |
| 2006 | 40.63 | Doha | 11 DEC |
| 2005 | 39.75 | Nanjing | 19 OCT |
| 2004 | 40.04 | Osaka | 08 MAY |
| 2001 | 39.95 | Guangzhou | 23 NOV |
| 2000 | 39.97 | Chengdu | 09 MAY |
| 1999 | 40.29 | Hong Kong | 06 JUN |
| 1996 | 41.71 | New Delhi | 05 DEC |
| 1993 | 41.61 | Hong Kong | 28 MAR |
| Performance | Place | Date | |
|---|---|---|---|
| 2019 | 3:12.14 | Zhaoqing (CHN) | 09 APR |
| 2018 | 3:18.43 | Gifu (JPN) | 10 JUN |
| 2014 | 3:14.26 | Taipei City | 14 JUN |
| 2012 | 3:16.71 | Colombo | 12 JUN |
| 2009 | 3:22.06 | Hong Kong | 30 MAY |
| 2006 | 3:16.70 | Hong Kong | 28 MAY |
| 2005 | 3:22.63 | Izmir | 19 AUG |
| 2002 | 3:17.35 | Colombo | 12 AUG |
| 1996 | 3:19.50 | New Delhi | 04 DEC |
| 1966 | 3:22.80 | Hong Kong | 27 FEB |
| Performance | Place | Date | |
|---|---|---|---|
| 2017 | 1:56.11 | Bangkok (National Stadium) | 23 MAY |
| 2015 | 1:58.62 | Doha (Hamad Bin Suhaim) | 11 MAY |
| Rank | Mark | Wind | Place | Date | |
|---|---|---|---|---|---|
| IAAF/BTC World Relays Bahamas 2015 | 7h2 | 39.33 | Nassau (T. Robinson Stadium) | 02 MAY 2015 | |
| 14th IAAF World Championships | 7h2 | 39.10 | Moskva (Luzhniki) | 18 AUG 2013 | |
| The XXX Olympic Games | 7h2 | 38.61 | London (Olympic Stadium) | 10 AUG 2012 | |
| 27th Olympic Games | 7h1282 | 40.15 | Sydney (Olympic Stadium) | 29 SEP 2000 |
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