| Organisation | Role | Activity | From | Until |
|---|---|---|---|---|
| ONE CHINA SECURITIES LIMITED | Rep | Dealing in securities | 2007-05-14 | - |
| HUNG SING SECURITIES LIMITED | Rep | Dealing in securities | 2005-08-15 | 2007-01-05 |
| UPBEST SECURITIES COMPANY LIMITED | Rep | Advising on corporate finance | 2003-04-01 | 2003-12-29 |
| Rep | Advising on securities | 2003-04-01 | 2003-12-29 | |
| Rep | Asset management | 2003-04-01 | 2003-12-29 | |
| Rep | Dealing in securities | 2003-04-01 | 2005-08-11 |