| Organisation | Role | Activity | From | Until |
|---|---|---|---|---|
| GEO Securities Limited | Rep | Advising on securities | 2021-09-07 | 2026-03-16 |
| Rep | Asset management | 2021-09-07 | 2026-03-16 | |
| Rep | Dealing in securities | 2021-09-07 | 2026-03-16 | |
| CHEONG LEE SECURITIES LIMITED | Rep | Dealing in securities | 2008-10-16 | 2009-02-05 |
| Ark Securities (Hong Kong) Limited | Rep | Dealing in securities | 2007-09-04 | 2008-09-06 |