| Organisation | Role | Activity | From | Until |
|---|---|---|---|---|
| Mage Securities Limited | RO | Advising on securities | 2010-09-17 | - |
| XinKong International Securities Limited | Rep | Dealing in futures contracts | 2009-05-29 | 2010-05-17 |
| RO | Dealing in securities | 2008-12-16 | 2010-05-17 | |
| Mage Securities Limited | RO | Dealing in securities | 2008-04-09 | - |
| Rep | Dealing in securities | 2006-12-07 | 2008-04-09 | |
| BETA INTERNATIONAL SECURITIES LIMITED | Rep | Advising on corporate finance | 2003-04-01 | 2004-03-12 |
| Rep | Advising on securities | 2003-04-01 | 2004-03-12 | |
| Rep | Asset management | 2003-04-01 | 2004-03-12 | |
| Rep | Dealing in securities | 2003-04-01 | 2006-12-04 |