| Organisation | Role | Activity | From | Until |
|---|---|---|---|---|
| D.J. SECURITIES LIMITED | RO | Advising on securities | 2022-05-11 | 2025-07-18 |
| RO | Dealing in securities | 2022-03-23 | 2025-07-18 | |
| Rep | Dealing in securities | 2021-11-23 | 2022-03-23 | |
| CHEONG LEE SECURITIES LIMITED | Rep | Dealing in futures contracts | 2013-11-26 | 2018-06-08 |
| Rep | Dealing in securities | 2013-11-11 | 2018-06-08 | |
| SOUTHWEST SECURITIES (HK) BROKERAGE LIMITED | Rep | Dealing in securities | 2011-06-01 | 2013-11-02 |