| Organisation | Role | Activity | From | Until |
|---|---|---|---|---|
| Quam Securities Limited | Rep | Dealing in securities | 2018-09-03 | 2020-07-31 |
| SHENWAN HONGYUAN SECURITIES (H.K.) LIMITED | Rep | Dealing in securities | 2011-09-27 | 2011-10-20 |
| CITIC Securities Brokerage (HK) Limited | Rep | Dealing in securities | 2009-05-25 | 2010-07-15 |
| LEHMAN BROTHERS ASIA LIMITED | Rep | Dealing in securities | 2005-09-15 | 2005-10-01 |
| UBS SECURITIES ASIA LIMITED | Rep | Dealing in securities | 2004-07-02 | 2004-10-28 |