| Organisation | Role | Activity | From | Until |
|---|---|---|---|---|
| Pictet Asset Management (Hong Kong) Limited | Rep | Advising on securities | 2010-03-23 | 2011-10-01 |
| Rep | Dealing in securities | 2010-03-12 | 2011-10-01 | |
| Manulife Investment Management (Hong Kong) Limited | Rep | Dealing in securities | 2007-03-30 | 2010-02-28 |
| CES Commodities (HK) Limited | Rep | Dealing in futures contracts | 2004-03-29 | 2004-09-14 |
| Everbright Securities Investment Services (HK) Limited | Rep | Dealing in securities | 2004-03-29 | 2004-09-14 |