| RBC INVESTMENT SERVICES (ASIA) LIMITED | Rep | 就期貨合約提供意見 | 2019-06-06 | 2019-12-01 |
| Rep | 就證券提供意見 | 2019-06-06 | 2019-12-01 |
| Rep | 期貨合約交易 | 2019-06-06 | 2019-12-01 |
| Rep | 證券交易 | 2019-06-06 | 2019-12-01 |
| Merrill Lynch (Asia Pacific) Limited | Rep | 證券交易 | 2007-03-02 | 2008-10-21 |
| Merrill Lynch Far East Limited | Rep | 證券交易 | 2007-03-02 | 2008-10-21 |
| MERRILL LYNCH FUTURES (HONG KONG) LIMITED | Rep | 期貨合約交易 | 2007-03-02 | 2008-10-21 |
| LEHMAN BROTHERS ASIA LIMITED | Rep | 證券交易 | 2006-05-04 | 2007-02-02 |
| RBC GLOBAL ASSET MANAGEMENT (ASIA) LIMITED | Rep | 就機構融資提供意見 | - | 2003-11-26 |
| Rep | 就證券提供意見 | - | 2003-11-26 |
| Rep | 提供資產管理 | - | 2003-11-26 |
| Rep | 證券交易 | - | 2003-11-26 |