| Organisation | Role | Activity | From | Until |
|---|---|---|---|---|
| ATMA EQUITY MANAGEMENT LIMITED | RO | Asset management | 2005-09-20 | 2006-01-31 |
| SIMPLEX ASSET MANAGEMENT (HK) COMPANY LIMITED | RO | Advising on futures contracts | - | 2003-12-01 |
| RO | Advising on securities | - | 2003-12-01 | |
| RO | Asset management | - | 2003-12-01 |