| Organisation | Role | Activity | From | Until |
|---|---|---|---|---|
| CITIC Securities Futures (HK) Limited | Rep | Dealing in futures contracts | 2019-10-17 | - |
| CITIC Securities Brokerage (HK) Limited | Rep | Dealing in securities | 2019-07-31 | - |
| KO'S BROTHER SECURITIES COMPANY LIMITED | Rep | Dealing in securities | 2010-07-02 | 2019-07-12 |