| Organisation | Role | Activity | From | Until |
|---|---|---|---|---|
| KARL THOMSON INVESTMENT CONSULTANTS LIMITED | Rep | Advising on securities | 2020-03-20 | 2025-01-13 |
| KARL-THOMSON SECURITIES COMPANY LIMITED | Rep | Dealing in securities | 2020-03-20 | 2025-01-13 |
| YUEXING SECURITIES COMPANY LIMITED | Rep | Dealing in securities | 2012-11-12 | 2016-10-16 |
| Yunfeng Financial Markets Limited | RO | Asset management | 2009-04-09 | 2012-05-31 |
| RO | Advising on corporate finance | 2008-12-29 | 2012-05-31 | |
| RO | Advising on securities | 2008-12-29 | 2012-05-31 | |
| RO | Providing automated trading services | 2008-12-29 | 2012-05-31 | |
| RO | Dealing in securities | 2008-12-29 | 2012-05-31 | |
| Rep | Advising on corporate finance | 2008-06-26 | 2008-12-29 | |
| Rep | Advising on securities | 2008-06-26 | 2008-12-29 | |
| Rep | Dealing in securities | 2008-06-26 | 2008-12-29 | |
| Rep | Asset management | 2008-06-26 | 2009-04-09 |