| Golden Rich Securities Limited | Rep | Dealing in securities | 2016-05-26 | 2022-05-23 |
| CVP Securities Limited | Rep | Dealing in futures contracts | 2007-12-28 | 2016-05-18 |
| Rep | Dealing in securities | 2007-12-28 | 2016-05-18 |
| ENLIGHTEN FUTURES LIMITED | Rep | Dealing in futures contracts | 2005-11-07 | 2007-12-10 |
| ENLIGHTEN SECURITIES LIMITED | Rep | Dealing in securities | 2005-11-07 | 2007-12-10 |
| CVP Securities Limited | Rep | Dealing in futures contracts | 2005-06-01 | 2005-10-22 |
| Rep | Dealing in securities | 2004-08-03 | 2005-10-22 |
| PIPER JAFFRAY ASIA FUTURES LIMITED | Rep | Dealing in futures contracts | 2004-03-03 | 2004-07-29 |
| PIPER JAFFRAY ASIA SECURITIES LIMITED | Rep | Advising on corporate finance | - | 2004-03-03 |
| Rep | Advising on securities | - | 2004-03-03 |
| Rep | Asset management | - | 2004-03-03 |
| Rep | Dealing in securities | - | 2004-07-29 |