| Organisation | Role | Activity | From | Until |
|---|---|---|---|---|
| MERRILL LYNCH FUTURES (HONG KONG) LIMITED | Rep | Dealing in futures contracts | 2007-09-03 | 2009-02-13 |
| Merrill Lynch (Asia Pacific) Limited | Rep | Dealing in securities | 2007-08-06 | 2009-02-13 |
| LEHMAN BROTHERS ASIA LIMITED | Rep | Dealing in securities | 2006-08-31 | 2007-06-22 |