| Organisation | Role | Activity | From | Until |
|---|---|---|---|---|
| Quam Securities Limited | Rep | Dealing in futures contracts | 2011-02-22 | 2012-07-03 |
| Rep | Dealing in securities | 2011-02-22 | 2012-07-03 | |
| Ark Securities (Hong Kong) Limited | Rep | Dealing in securities | 2007-09-14 | 2011-02-16 |
| PROVIDENT FUTURES (HONG KONG) LIMITED | Rep | Dealing in futures contracts | 2007-09-14 | 2011-02-16 |