MA Yun
| Company | Stock Code | From | To | Position(s) | Release Date / Document Links | Reason for Change |
|---|---|---|---|---|---|---|
| CECEP COSTIN New Materials Group Limited | 02228 | 01-Jun-15 | 01-Aug-18 | Non-executive Director | ||
| Billion Industrial Holdings Limited | 02299 | 31-Mar-13 | 19-Mar-14 | NED | ||
| CECEP COSTIN New Materials Group Limited | 02228 | 30-Mar-13 | 01-Nov-13 | NED |