| Organisation | Role | Activity | From | Until |
|---|---|---|---|---|
| Daishin Securities Asia Limited | RO | Advising on securities | 2010-01-18 | 2016-11-30 |
| RO | Dealing in securities | 2010-01-18 | 2016-11-30 | |
| Rep | Advising on securities | 2009-10-21 | 2010-01-18 | |
| Rep | Dealing in securities | 2009-09-28 | 2010-01-18 | |
| KOREA INVESTMENT & SECURITIES ASIA LIMITED | Rep | Dealing in securities | 2007-09-12 | 2009-07-13 |
| LEHMAN BROTHERS ASIA LIMITED | Rep | Dealing in securities | 2004-07-20 | 2007-07-04 |
| SAMSUNG SECURITIES (ASIA) LIMITED | Rep | Advising on corporate finance | - | 2003-07-03 |
| Rep | Advising on securities | - | 2003-07-03 | |
| Rep | Asset management | - | 2003-07-03 | |
| Rep | Dealing in securities | - | 2004-07-07 |