| Organisation | Role | Activity | From | Until |
|---|---|---|---|---|
| GRT Capital Management Limited | Rep | Advising on securities | 2025-09-01 | 2026-01-31 |
| FORTHRIGHT SECURITIES COMPANY LIMITED | Rep | Advising on securities | 2023-08-01 | 2023-09-19 |
| Rep | Dealing in securities | 2023-08-01 | 2023-09-19 | |
| WEST BULL SECURITIES LIMITED | Rep | Dealing in securities | 2020-11-06 | 2022-09-07 |
| Sun International Investment Services Limited | Rep | Dealing in securities | 2016-12-30 | 2017-09-24 |
| GEO Securities Limited | Rep | Dealing in securities | 2013-10-21 | 2016-07-01 |
| ONE CHINA SECURITIES LIMITED | Rep | Dealing in securities | 2012-08-20 | 2013-08-31 |
| OnePlatform Asset Management Limited | Rep | Advising on securities | 2007-12-13 | 2010-01-05 |
| Rep | Advising on securities | 2007-08-29 | 2007-10-10 |