| Organisation | Role | Activity | From | Until |
|---|---|---|---|---|
| ZHONGTAI INTERNATIONAL SECURITIES LIMITED | Rep | Dealing in securities | 2015-09-16 | 2018-01-17 |
| SOUTH CHINA SECURITIES LIMITED | Rep | Dealing in securities | 2015-05-27 | 2015-09-01 |
| DELTA ASIA SECURITIES LIMITED | Rep | Dealing in securities | 2009-07-02 | 2014-02-28 |