| Organisation | Role | Activity | From | Until |
|---|---|---|---|---|
| CHOW SANG SANG FUTURES LIMITED | Rep | Dealing in futures contracts | 2010-01-04 | 2011-04-30 |
| CHOW SANG SANG SECURITIES LIMITED | Rep | Dealing in securities | 2010-01-04 | 2011-04-30 |
| CHOW SANG SANG FUTURES LIMITED | Rep | Dealing in futures contracts | 2005-06-14 | 2008-06-18 |
| CHOW SANG SANG SECURITIES LIMITED | Rep | Dealing in securities | 2005-01-14 | 2008-06-18 |