Mak Alvin Yau Hing
| Company | Stock Code | From | To | Position(s) | Release Date / Document Links | Reason for Change |
|---|---|---|---|---|---|---|
| Smartone Telecommunications Holdings Limited | 00315 | 09-Jul-07 | 21-Mar-12 | CoSec | ||
| Town Health International Medical Group Limited | 03886 | 16-Jul-99 | 25-Jun-07 | CoSec, QA |