| Organisation | Role | Activity | From | Until |
|---|---|---|---|---|
| Greenland (Asia) Securities Co., Limited | Rep | Advising on securities | 2020-06-02 | 2022-08-31 |
| Rep | Asset management | 2020-06-02 | 2022-08-31 | |
| KAISER CAPITAL MANAGEMENT LIMITED | Rep | Advising on securities | 2019-06-11 | 2020-04-30 |
| Rep | Asset management | 2019-06-11 | 2020-04-30 | |
| Kaiser KT Capital Limited | RO | Advising on corporate finance | 2018-09-27 | 2020-04-30 |
| Rep | Advising on corporate finance | 2016-01-26 | 2018-09-27 | |
| Guosen Securities (HK) Brokerage Company, Limited | Rep | Advising on securities | 2013-09-23 | 2014-05-30 |
| Rep | Dealing in securities | 2012-11-05 | 2014-05-30 |