| Organisation | Role | Activity | From | Until |
|---|---|---|---|---|
| Vontobel Limited | RO | Dealing in securities | 2021-07-27 | 2024-05-31 |
| RO | Dealing in futures contracts | 2021-01-13 | 2024-04-12 | |
| Rep | Dealing in futures contracts | 2017-06-15 | 2021-01-13 | |
| Rep | Dealing in securities | 2017-06-15 | 2021-07-27 | |
| Standard Chartered Securities (Hong Kong) Limited | Rep | Dealing in futures contracts | 2014-02-07 | 2016-04-01 |
| Rep | Dealing in securities | 2011-04-06 | 2016-04-01 |