| Organisation | Role | Activity | From | Until |
|---|---|---|---|---|
| EAST ASIA SECURITIES COMPANY LIMITED | Rep | Dealing in securities | 2014-07-07 | - |
| DAH SING SECURITIES LIMITED | Rep | Dealing in securities | 2008-02-12 | 2014-06-01 |
| EAST ASIA SECURITIES COMPANY LIMITED | Rep | Providing automated trading services | 2003-04-01 | 2003-08-26 |
| Rep | Advising on corporate finance | 2003-04-01 | 2003-12-22 | |
| Rep | Advising on securities | 2003-04-01 | 2003-12-22 | |
| Rep | Asset management | 2003-04-01 | 2003-12-22 | |
| Rep | Dealing in securities | 2003-04-01 | 2006-06-01 |