| Organisation | Role | Activity | From | Until |
|---|---|---|---|---|
| ORIENTAL WEALTH SECURITIES LIMITED | Rep | Dealing in securities | 2009-01-02 | 2010-08-11 |
| HING WONG SECURITIES LIMITED | Rep | Dealing in securities | 2008-06-16 | 2008-07-18 |
| LEHIN SECURITIES LIMITED | Rep | Advising on corporate finance | - | 2005-01-18 |
| Rep | Advising on securities | - | 2005-01-18 | |
| Rep | Asset management | - | 2005-01-18 | |
| Rep | Dealing in securities | - | 2008-06-14 |