| Organisation | Role | Activity | From | Until |
|---|---|---|---|---|
| NOMURA INTERNATIONAL (HONG KONG) LIMITED | Rep | Dealing in futures contracts | 2008-10-10 | 2011-07-01 |
| Rep | Dealing in securities | 2008-10-10 | 2011-07-01 | |
| LEHMAN BROTHERS ASIA LIMITED | Rep | Dealing in futures contracts | 2005-10-03 | 2008-09-29 |
| Rep | Dealing in securities | 2005-10-03 | 2008-09-29 | |
| Credit Suisse (Hong Kong) Limited | Rep | Dealing in securities | 2004-03-18 | 2005-09-06 |