Leung Ching Han
| Company | Stock Code | From | To | Position(s) | Release Date / Document Links | Reason for Change |
|---|---|---|---|---|---|---|
| GUANGZHOU BAIYUNSHAN PHARMACEUTICAL HOLDINGS COMPANY LIMITED | 00874 | 29-Apr-10 | 29-Jun-11 | CoSec | ||
| Greenland Hong Kong Holdings Limited | 00337 | 27-May-10 | 28-Jun-11 | CoSec |