| Organisation | Role | Activity | From | Until |
|---|---|---|---|---|
| China Galaxy International Futures (Hong Kong) Co., Limited | Rep | Dealing in futures contracts | 2012-04-02 | - |
| China Galaxy International Securities (Hong Kong) Co., Limited | Rep | Dealing in securities | 2012-02-21 | - |
| Quam Securities Limited | Rep | Asset management | 2008-03-25 | 2010-06-24 |
| Rep | Dealing in futures contracts | 2008-03-25 | 2010-06-24 | |
| Rep | Dealing in securities | 2008-01-24 | 2010-06-24 | |
| Ark Securities (Hong Kong) Limited | Rep | Dealing in securities | 2007-08-15 | 2007-12-29 |