| Organisation | Role | Activity | From | Until |
|---|---|---|---|---|
| GAYANG SECURITIES LIMITED | Rep | Advising on securities | 2011-07-19 | 2012-06-18 |
| Rep | Dealing in securities | 2011-07-19 | 2012-06-18 | |
| Well Link Securities Limited | Rep | Dealing in futures contracts | 2009-10-23 | 2011-04-30 |
| Rep | Dealing in securities | 2009-05-12 | 2011-04-30 | |
| Rep | Dealing in securities | 2005-12-01 | 2007-05-01 |