| Organisation | Role | Activity | From | Until |
|---|---|---|---|---|
| LT Finance Management Limited | RO | Advising on securities | 2018-06-06 | 2019-09-19 |
| LT Securities Limited | RO | Dealing in securities | 2018-06-06 | 2019-09-19 |
| Leading Securities Company Limited | RO | Dealing in securities | 2016-08-09 | 2017-04-06 |
| Rep | Dealing in securities | 2016-04-19 | 2016-08-09 | |
| WINWIN SECURITIES LIMITED | RO | Dealing in securities | 2016-01-28 | 2016-04-18 |
| Rep | Dealing in securities | 2016-01-25 | 2016-01-28 | |
| Hong Kong Securities (International) Company Limited | RO | Dealing in securities | 2015-05-15 | 2015-12-31 |
| WINWIN SECURITIES LIMITED | RO | Dealing in securities | 2010-03-05 | 2013-11-30 |
| Rep | Dealing in securities | 2010-01-21 | 2010-03-05 | |
| FORTUNE (HK) SECURITIES LIMITED | RO | Dealing in securities | 2007-01-10 | 2010-01-04 |
| Rep | Dealing in securities | 2006-12-29 | 2007-01-10 | |
| CHINA SECURITIES HOLDINGS LIMITED | Rep | Dealing in securities | 2005-03-10 | 2006-12-15 |