| Organisation | Role | Activity | From | Until |
|---|---|---|---|---|
| ZHONGTAI INTERNATIONAL SECURITIES LIMITED | Rep | Dealing in securities | 2017-10-24 | 2022-12-14 |
| Quam Securities Limited | Rep | Advising on corporate finance | - | 2004-10-15 |
| Rep | Asset management | - | 2004-10-15 | |
| Rep | Advising on securities | - | 2004-12-10 | |
| Rep | Dealing in securities | - | 2017-08-31 |