| Organisation | Role | Activity | From | Until |
|---|---|---|---|---|
| OnePlatform Asset Management Limited | Rep | Dealing in securities | 2010-06-18 | 2023-08-10 |
| Rep | Advising on securities | 2005-11-25 | 2010-06-18 | |
| CA Premium International (HK) Limited | Rep | Leveraged foreign exchange trading | 2005-04-18 | 2005-07-25 |