| Organisation | Role | Activity | From | Until |
|---|---|---|---|---|
| Quam Securities Limited | Rep | Advising on securities | 2010-06-03 | 2015-02-10 |
| HANG SENG INVESTMENT SERVICES LIMITED | Rep | Advising on securities | 2008-01-14 | 2008-05-31 |
| HARRIS FRASER (INTERNATIONAL) LIMITED | Rep | Asset management | 2005-06-30 | 2005-09-28 |
| Rep | Dealing in securities | 2005-06-30 | 2005-09-28 | |
| Credit Agricole Securities (Asia) Limited | Rep | Advising on corporate finance | - | 2004-09-24 |
| Rep | Asset management | - | 2004-09-24 | |
| Rep | Advising on securities | - | 2005-05-18 |