| Sandmartin International Holdings Limited | 00482 | 09-Jul-26 | | ED, Ch | | |
| Da Yu Financial Holdings Limited | 01073 | 04-Jun-24 | | ED | | |
| Da Yu Financial Holdings Limited | 08011 | 04-Jun-24 | | ED | | |
| Da Yu Financial Holdings Limited | 01073 | 31-May-23 | 04-Jun-24 | NED | | |
| Da Yu Financial Holdings Limited | 08011 | 31-May-23 | 04-Jun-24 | NED | | |
| MAN SANG INTERNATIONAL LIMITED | 00938 | 02-Sep-19 | 20-Aug-22 | CEO | | Due to other business commitments |
| 8088 Investment Holdings Limited | 08088 | 15-Nov-16 | 26-Sep-19 | NED | | |
| MAN SANG INTERNATIONAL LIMITED | 00938 | 30-Jul-19 | 02-Sep-19 | ED | | |
| CWT International Limited | 00521 | 25-Jun-19 | 28-Jun-19 | ED | | |
| CWT International Limited | 00521 | 20-Feb-19 | 25-Jun-19 | Co-Ch | | |
| CWT International Limited | 00521 | 09-Nov-18 | 20-Feb-19 | CEO, Co-Ch | | |
| CWT International Limited | 00521 | 29-Mar-18 | 09-Nov-18 | Co-Ch | | |
| CWT International Limited | 00521 | 06-Feb-15 | 29-Mar-18 | Pres | | |
| CWT International Limited | 00521 | 31-Dec-14 | 06-Feb-15 | ED | | |
