| Organisation | Role | Activity | From | Until |
|---|---|---|---|---|
| Golden Rich Securities Limited | Rep | Dealing in securities | 2020-11-30 | - |
| RO | Dealing in securities | 2016-06-23 | 2020-11-30 | |
| Rep | Dealing in securities | 2016-04-26 | 2016-06-23 | |
| CVP Securities Limited | RO | Dealing in futures contracts | 2005-12-29 | 2016-02-01 |
| RO | Dealing in securities | 2005-12-29 | 2016-02-01 | |
| Rep | Dealing in futures contracts | 2005-10-27 | 2005-12-29 | |
| Rep | Dealing in securities | 2004-07-20 | 2005-12-29 | |
| PIPER JAFFRAY ASIA FUTURES LIMITED | RO | Dealing in futures contracts | 2004-02-13 | 2004-03-23 |
| PIPER JAFFRAY ASIA SECURITIES LIMITED | Rep | Advising on corporate finance | 2003-04-01 | 2004-03-23 |
| Rep | Advising on securities | 2003-04-01 | 2004-03-23 | |
| Rep | Asset management | 2003-04-01 | 2004-03-23 | |
| Rep | Dealing in securities | 2003-04-01 | 2004-03-23 |