| Organisation | Role | Activity | From | Until |
|---|---|---|---|---|
| Oppenheimer Investments Asia Limited | RO | Dealing in securities | 2012-01-18 | 2014-06-30 |
| Rep | Dealing in securities | 2010-10-13 | 2012-01-18 | |
| Morgan Stanley Asia Limited | Rep | Dealing in securities | 2004-07-20 | 2008-01-21 |
| Morgan Stanley Hong Kong Futures Limited | Rep | Dealing in futures contracts | 2004-07-20 | 2008-01-21 |