| Organisation | Role | Activity | From | Until |
|---|---|---|---|---|
| BOCI SECURITIES LIMITED | Rep | Dealing in securities | 2008-05-29 | - |
| YU ON SECURITIES COMPANY LIMITED | Rep | Providing automated trading services | 2003-04-01 | 2003-07-03 |
| Rep | Advising on corporate finance | 2003-04-01 | 2003-10-06 | |
| Rep | Advising on securities | 2003-04-01 | 2003-10-06 | |
| Rep | Asset management | 2003-04-01 | 2003-10-06 | |
| Rep | Dealing in securities | 2003-04-01 | 2008-04-24 |