| Organisation | Role | Activity | From | Until |
|---|---|---|---|---|
| Rich Union Securities (H.K.) Limited | Rep | Dealing in securities | 2012-06-13 | 2013-05-31 |
| Yuanta Asia Investment (Hong Kong) Limited | Rep | Dealing in securities | 2011-01-11 | 2012-02-01 |
| Rich Union Securities (H.K.) Limited | Rep | Advising on securities | 2007-08-22 | 2009-12-23 |
| Rep | Dealing in securities | 2007-08-22 | 2009-12-23 |