| Organisation | Role | Activity | From | Until |
|---|---|---|---|---|
| PIPER JAFFRAY ASIA SECURITIES LIMITED | RO | Advising on securities | 2008-01-03 | 2009-04-01 |
| RO | Dealing in securities | 2008-01-03 | 2009-04-01 | |
| Redford Asset Management Limited | RO | Asset management | 2007-01-31 | 2007-11-30 |
| CITIC FRONTIER CHINA RESEARCH LIMITED | RO | Dealing in securities | 2004-07-13 | 2006-02-01 |
| RO | Advising on securities | 2004-03-12 | 2006-02-01 | |
| CITIC Securities Brokerage (HK) Limited | Rep | Advising on securities | 2003-06-02 | 2004-04-23 |
| Rep | Dealing in securities | 2003-06-02 | 2004-04-23 |