| Organisation | Role | Activity | From | Until |
|---|---|---|---|---|
| YING WAH SECURITIES COMPANY LIMITED | Rep | Dealing in securities | 2009-10-02 | 2023-01-31 |
| HAITONG INTERNATIONAL RESEARCH LIMITED | Rep | Advising on securities | 2007-04-18 | 2009-09-03 |
| YING WAH SECURITIES COMPANY LIMITED | Rep | Dealing in securities | 2006-11-02 | 2007-03-29 |
| HAITONG INTERNATIONAL RESEARCH LIMITED | Rep | Advising on securities | - | 2006-10-05 |