| Organisation | Role | Activity | From | Until |
|---|---|---|---|---|
| UPBEST SECURITIES COMPANY LIMITED | Rep | Dealing in securities | 2014-06-20 | 2015-12-09 |
| Tensant Securities Limited | Rep | Dealing in securities | 2008-11-26 | 2014-05-31 |
| CHONG HING SECURITIES LIMITED | Rep | Advising on corporate finance | - | 2005-01-11 |
| Rep | Advising on securities | - | 2005-01-11 | |
| Rep | Asset management | - | 2005-01-11 | |
| Rep | Providing automated trading services | - | 2005-01-11 | |
| Rep | Dealing in securities | - | 2008-06-30 |