| Organisation | Role | Activity | From | Until |
|---|---|---|---|---|
| CITIC Securities Brokerage (HK) Limited | Rep | Dealing in securities | 2010-01-12 | 2010-04-18 |
| DEUTSCHE SECURITIES ASIA LIMITED | Rep | Dealing in securities | 2008-10-30 | 2009-01-01 |
| Rep | Dealing in securities | 2008-04-17 | 2008-04-19 | |
| Rep | Dealing in securities | 2007-11-19 | 2008-01-22 |