| Organisation | Role | Activity | From | Until |
|---|---|---|---|---|
| DTC Investment Management (HK) Limited | Rep | Asset management | 2010-05-25 | 2011-01-28 |
| ADMIS Hong Kong Limited | Rep | Advising on futures contracts | 2004-04-21 | 2005-04-11 |
| Rep | Dealing in futures contracts | 2004-04-21 | 2006-06-10 |