| Lego Asset Management Limited | RO | 就證券提供意見 | 2020-07-13 | - |
| RO | 提供資產管理 | 2020-07-13 | - |
| Lego Securities Limited | RO | 證券交易 | 2017-01-19 | - |
| Brilliant Norton Securities Company Limited | RO | 就證券提供意見 | 2015-10-23 | 2017-01-11 |
| RO | 證券交易 | 2015-10-23 | 2017-01-11 |
| Rep | 就證券提供意見 | 2015-10-02 | 2015-10-23 |
| Rep | 證券交易 | 2015-10-02 | 2015-10-23 |
| PHILLIP SECURITIES (HONG KONG) LIMITED | Rep | 就證券提供意見 | 2013-09-05 | 2015-09-25 |
| PHILLIP COMMODITIES (HK) LIMITED | Rep | 就期貨合約提供意見 | 2011-12-28 | 2015-09-25 |
| Rep | 期貨合約交易 | 2011-05-25 | 2015-09-25 |
| PHILLIP SECURITIES (HONG KONG) LIMITED | Rep | 證券交易 | 2011-05-25 | 2015-09-25 |
| HAITONG INTERNATIONAL FUTURES LIMITED | Rep | 期貨合約交易 | 2011-01-31 | 2011-04-22 |
| HAITONG INTERNATIONAL SECURITIES COMPANY LIMITED | Rep | 證券交易 | 2010-09-02 | 2011-04-22 |