| Organisation | Role | Activity | From | Until |
|---|---|---|---|---|
| ABCI Securities Company Limited | Rep | Dealing in securities | 2018-07-12 | 2021-10-29 |
| CHRISTFUND SECURITIES LIMITED | Rep | Dealing in securities | 2007-06-01 | 2018-06-30 |
| WING YEE SECURITIES COMPANY LIMITED | Rep | Advising on corporate finance | - | 2004-06-14 |
| Rep | Advising on securities | - | 2004-06-14 | |
| Rep | Asset management | - | 2004-06-14 | |
| Rep | Dealing in securities | - | 2007-05-10 |