| Organisation | Role | Activity | From | Until |
|---|---|---|---|---|
| Asia Pacific Securities Limited | RO | Advising on securities | 2008-07-22 | 2025-01-25 |
| Rep | Advising on securities | 2006-09-25 | 2008-07-22 | |
| GT CAPITAL LIMITED | Rep | Advising on securities | 2005-08-29 | 2006-08-31 |
| SOUTH CHINA RESEARCH LIMITED | Rep | Advising on securities | 2005-02-02 | 2005-08-15 |