| Organisation | Role | Activity | From | Until |
|---|---|---|---|---|
| AA Capital Limited (HK) | RO | Advising on securities | 2017-06-23 | 2020-02-02 |
| RO | Asset management | 2017-06-23 | 2020-02-02 | |
| KAI WO ASSET MANAGEMENT LIMITED | RO | Advising on securities | 2009-05-13 | 2016-12-01 |
| RO | Asset management | 2008-07-04 | 2016-12-01 | |
| Merrill Lynch (Asia Pacific) Limited | Rep | Dealing in securities | 2005-08-22 | 2008-04-22 |