| Organisation | Role | Activity | From | Until |
|---|---|---|---|---|
| RAM Investment Advisors Limited | Rep | Advising on securities | 2020-02-21 | 2020-08-27 |
| Rep | Asset management | 2020-02-21 | 2020-08-27 | |
| Rep | Dealing in securities | 2020-02-18 | 2020-08-27 | |
| BOCI SECURITIES LIMITED | Rep | Dealing in futures contracts | 2018-08-23 | 2019-12-11 |
| Rep | Dealing in securities | 2018-08-10 | 2019-12-11 | |
| ARK GROUP HOLDINGS (HONG KONG) LIMITED | Rep | Advising on securities | 2016-12-23 | 2018-07-20 |
| Rep | Dealing in securities | 2016-12-23 | 2018-07-20 |