| Organisation | Role | Activity | From | Until |
|---|---|---|---|---|
| Yuanta Securities (Hong Kong) Company Limited | Rep | Dealing in securities | 2019-06-27 | 2020-07-31 |
| MIB SECURITIES (HONG KONG) LIMITED | Rep | Dealing in securities | 2016-06-13 | 2019-01-24 |
| CGS International Securities Hong Kong Limited | Rep | Dealing in securities | 2014-06-16 | 2016-01-16 |
| Yuanta Securities (Hong Kong) Company Limited | Rep | Dealing in securities | 2011-03-21 | 2012-02-01 |
| NOMURA INTERNATIONAL (HONG KONG) LIMITED | Rep | Dealing in securities | 2006-02-17 | 2010-12-15 |
| Morgan Stanley Asia Limited | Rep | Dealing in securities | 2004-10-12 | 2004-12-01 |
| Credit Agricole Securities (Asia) Limited | Rep | Advising on corporate finance | - | 2003-05-20 |
| Rep | Advising on securities | - | 2003-05-20 | |
| Rep | Asset management | - | 2003-05-20 | |
| Rep | Dealing in securities | - | 2003-05-20 |