| Organisation | Role | Activity | From | Until |
|---|---|---|---|---|
| SOUTH CHINA SECURITIES LIMITED | Rep | Dealing in securities | 2011-01-17 | 2012-07-18 |
| PICO ZEMAN SECURITIES (HK) LIMITED | Rep | Dealing in securities | 2010-11-09 | 2010-12-08 |
| TSE'S SECURITIES LIMITED | Rep | Dealing in securities | 2010-07-14 | 2010-11-01 |
| HONG KONG FOREX INVESTMENT LIMITED | Rep | Leveraged foreign exchange trading | - | 2003-11-06 |