| Organisation | Role | Activity | From | Until |
|---|---|---|---|---|
| Amazon Asset Management Limited | RO | Advising on securities | 2025-05-27 | 2025-08-15 |
| RO | Asset management | 2025-05-27 | 2025-08-15 | |
| Amazon Securities Limited | RO | Dealing in securities | 2023-12-29 | 2025-08-15 |
| HK KEYSTONE CAPITAL LIMITED | RO | Dealing in securities | 2019-12-05 | 2020-05-29 |
| RO | Advising on securities | 2019-12-05 | 2023-07-27 | |
| RO | Asset management | 2019-12-05 | 2023-07-27 | |
| Rep | Dealing in securities | 2019-11-11 | 2019-12-05 | |
| iTrade Securities Investment Limited | RO | Dealing in securities | 2018-04-24 | 2019-08-01 |
| Rep | Dealing in securities | 2018-03-12 | 2018-04-24 | |
| UPMAX SECURITIES LIMITED | RO | Dealing in securities | 2017-07-11 | 2018-02-28 |
| CTW SECURITIES LIMITED | RO | Dealing in securities | 2013-02-14 | 2017-01-10 |
| Rep | Dealing in securities | 2007-07-12 | 2013-02-14 | |
| YF Life Investors Limited | Rep | Advising on securities | 2005-06-23 | 2006-05-24 |