| Organisation | Role | Activity | From | Until |
|---|---|---|---|---|
| D.J. SECURITIES LIMITED | RO | Advising on securities | 2018-11-12 | 2022-01-31 |
| RO | Dealing in securities | 2018-11-12 | 2022-01-31 | |
| Rep | Advising on securities | 2018-05-14 | 2018-11-12 | |
| Rep | Dealing in securities | 2018-05-14 | 2018-11-12 | |
| FRONTIER CAPITAL MANAGEMENT LIMITED (HK) | Rep | Dealing in securities | 2016-09-30 | 2016-12-29 |
| Telecom King Securities Limited | Rep | Dealing in securities | 2010-07-21 | 2016-09-26 |
| CHONG HING SECURITIES LIMITED | Rep | Dealing in securities | 2008-12-19 | 2010-02-25 |