| Organisation | Role | Activity | From | Until |
|---|---|---|---|---|
| FIRST WORLDSEC SECURITIES LIMITED | Rep | Dealing in securities | 2015-09-23 | 2017-02-21 |
| MUFG Securities Asia Limited | Rep | Dealing in securities | 2010-12-31 | 2015-04-01 |
| MUSHK Limited | Rep | Dealing in securities | 2008-07-23 | 2010-12-30 |
| PIPER JAFFRAY ASIA SECURITIES LIMITED | Rep | Dealing in securities | 2005-08-02 | 2008-07-18 |
| RO | Dealing in securities | 2005-02-25 | 2005-08-02 | |
| Rep | Dealing in securities | 2004-03-18 | 2005-02-25 | |
| UOB KAY HIAN (HONG KONG) LIMITED | Rep | Advising on corporate finance | - | 2004-02-27 |
| Rep | Advising on securities | - | 2004-02-27 | |
| Rep | Dealing in securities | - | 2004-03-16 |