| Organisation | Role | Activity | From | Until |
|---|---|---|---|---|
| KWONG FAT HONG (SECURITIES) LIMITED | RO | Advising on corporate finance | - | 2004-11-26 |
| RO | Advising on securities | - | 2004-11-26 | |
| RO | Asset management | - | 2004-11-26 | |
| RO | Dealing in securities | - | 2009-08-31 | |
| SIU YIP COMMODITY LIMITED | RO | Advising on futures contracts | - | 2004-11-26 |
| RO | Asset management | - | 2004-11-26 | |
| RO | Dealing in futures contracts | - | 2007-01-26 |