| Organisation | Role | Activity | From | Until |
|---|---|---|---|---|
| GMO-Z.com Forex HK Limited | Rep | Leveraged foreign exchange trading | 2012-07-05 | 2019-10-09 |
| FIRST SECURITIES (HK) LIMITED | RO | Dealing in securities | 2008-07-03 | 2011-07-31 |
| Rep | Advising on securities | 2003-06-03 | 2004-06-02 | |
| Rep | Asset management | 2003-06-03 | 2004-11-17 | |
| Rep | Dealing in securities | 2003-06-03 | 2008-07-03 |