| Organisation | Role | Activity | From | Until |
|---|---|---|---|---|
| BIG BAY SECURITIES (HK) LIMITED | RO | Dealing in securities | 2011-07-07 | 2017-04-13 |
| Well Link Securities Limited | RO | Dealing in securities | 2006-12-21 | 2011-03-01 |
| Yunfeng Financial Markets Limited | RO | Providing automated trading services | 2003-10-31 | 2005-08-19 |
| RO | Dealing in securities | 2003-10-31 | 2005-08-19 |