| Organisation | Role | Activity | From | Until |
|---|---|---|---|---|
| RAYS Capital Partners Limited | Rep | Asset management | 2013-08-22 | - |
| Rep | Advising on securities | 2013-07-04 | - | |
| ORIENTAL PATRON SECURITIES LIMITED | Rep | Dealing in securities | 2009-10-07 | 2013-06-08 |
| DBS VICKERS (HONG KONG) LIMITED | Rep | Dealing in futures contracts | 2006-07-19 | 2009-09-30 |
| Rep | Dealing in securities | 2006-01-16 | 2009-09-30 |