| Organisation | Role | Activity | From | Until |
|---|---|---|---|---|
| Citadel Asia Limited | Rep | Asset management | 2009-06-09 | 2010-10-29 |
| Credit Suisse (Hong Kong) Limited | Rep | Providing automated trading services | 2008-11-07 | 2009-05-18 |
| Rep | Dealing in futures contracts | 2008-11-07 | 2009-05-18 | |
| Rep | Dealing in securities | 2007-12-14 | 2009-05-18 | |
| Credit Suisse Futures (Hong Kong) Limited | Rep | Providing automated trading services | 2007-12-14 | 2008-11-24 |
| Rep | Dealing in futures contracts | 2007-12-14 | 2008-11-24 |