| Organisation | Role | Activity | From | Until |
|---|---|---|---|---|
| TD Ameritrade Hong Kong Limited | RO | Dealing in futures contracts | 2017-10-17 | 2022-10-29 |
| RO | Dealing in securities | 2017-10-17 | 2022-10-29 | |
| MIS SERVICES LIMITED (d2019-06-01) | Rep | Asset management | 2009-09-07 | 2010-08-28 |
| CHARLES SCHWAB, HONG KONG, LIMITED | RO | Advising on corporate finance | - | 2004-05-04 |
| RO | Asset management | - | 2004-05-04 | |
| RO | Providing automated trading services | - | 2004-05-04 | |
| RO | Advising on futures contracts | - | 2005-09-29 | |
| RO | Advising on securities | - | 2005-09-29 | |
| RO | Dealing in securities | - | 2005-09-29 |