| Pearl Bridge Securities Limited | RO | 就證券提供意見 | 2019-01-15 | 2019-10-19 |
| RO | 證券交易 | 2019-01-15 | 2019-10-19 |
| Beevest Securities Limited | RO | 就證券提供意見 | 2016-08-31 | 2016-12-15 |
| RO | 證券交易 | 2016-08-31 | 2016-12-15 |
| Rep | 證券交易 | 2016-05-12 | 2016-08-31 |
| KGI ASIA LIMITED | Rep | 證券交易 | 2016-03-30 | 2016-03-31 |
| KGI FUTURES (HONG KONG) LIMITED | Rep | 期貨合約交易 | 2016-03-30 | 2016-03-31 |
| GRAND FIRE SECURITIES LIMITED | Rep | 就證券提供意見 | 2009-07-30 | 2014-09-05 |
| Rep | 證券交易 | 2009-07-30 | 2014-09-05 |
| Success Futures and Foreign Exchange Limited | Rep | 期貨合約交易 | 2008-07-31 | 2009-04-24 |
| Success Securities Limited | Rep | 就證券提供意見 | 2008-07-31 | 2009-04-24 |
| Rep | 證券交易 | 2008-07-31 | 2009-04-24 |
| CENTALINE WEALTH MANAGEMENT LIMITED | Rep | 就證券提供意見 | 2006-06-07 | 2007-07-23 |