Tong Chi Cheong
| Company | Stock Code | From | To | Position(s) | Release Date / Document Links | Reason for Change |
|---|---|---|---|---|---|---|
| Wai Chun Bio-Technology Limited | 00660 | 28-Nov-13 | 30-Sep-16 | CoSec | ||
| Wai Chun Group Holdings Limited | 01013 | 28-Nov-13 | 30-Sep-16 | CoSec | ||
| Alpha Professional Holdings Limited | 00948 | 06-Feb-11 | 08-Jun-11 | CFO, CoSec | ||
| Gt Gold Holdings Limited | 08299 | 14-Aug-07 | 31-Dec-08 | CoSec, QA | ||
| Boe Varitronix Limited | 00710 | 18-Mar-91 | 14-Mar-05 | CoSec |