| Organisation | Role | Activity | From | Until |
|---|---|---|---|---|
| CITIC Securities Brokerage (HK) Limited | Rep | Advising on securities | 2022-07-25 | - |
| CITIC Securities Futures (HK) Limited | Rep | Dealing in futures contracts | 2017-09-11 | - |
| CITIC Securities Brokerage (HK) Limited | Rep | Dealing in securities | 2013-07-29 | - |
| EAST ASIA SECURITIES COMPANY LIMITED | Rep | Dealing in securities | 2011-05-06 | 2013-07-20 |
| WIN WONG SECURITIES LIMITED | Rep | Dealing in securities | 2008-12-11 | 2011-03-01 |