| Organisation | Role | Activity | From | Until |
|---|---|---|---|---|
| Stellar Securities Limited | RO | Dealing in securities | 2016-11-04 | 2021-05-01 |
| TANG PING KONG LIMITED | RO | Advising on corporate finance | - | 2003-12-24 |
| RO | Advising on securities | - | 2003-12-24 | |
| RO | Asset management | - | 2003-12-24 | |
| RO | Dealing in securities | - | 2016-10-31 |