| Nexus Investment Advisors Limited | Rep | 证券交易 | 2021-05-26 | 2022-01-03 |
| Rep | 就证券提供意见 | 2021-05-26 | 2022-09-08 |
| Rep | 提供资产管理 | 2021-05-26 | 2022-09-08 |
| RO | 就证券提供意见 | 2020-11-10 | 2021-05-26 |
| RO | 提供资产管理 | 2020-11-10 | 2021-05-26 |
| RO | 证券交易 | 2020-11-10 | 2021-05-26 |
| Rep | 就证券提供意见 | 2018-01-17 | 2020-11-10 |
| Rep | 提供资产管理 | 2018-01-17 | 2020-11-10 |
| Rep | 证券交易 | 2018-01-17 | 2020-11-10 |
| FRANKLIN TEMPLETON INVESTMENTS (ASIA) LIMITED | Rep | 证券交易 | 2007-09-11 | 2016-02-04 |
| Rep | 提供资产管理 | 2007-08-01 | 2016-02-04 |
| TEMPLETON ASSET MANAGEMENT LTD | Rep | 提供资产管理 | 2007-08-01 | 2012-04-01 |
| Allianz Global Investors Asia Pacific Limited (SFC:AOA171) | Rep | 提供资产管理 | 2007-02-07 | 2007-07-16 |
| Rep | 期货合约交易 | 2007-02-07 | 2007-07-16 |
| Rep | 证券交易 | 2007-02-07 | 2007-07-16 |
| Allianz Global Investors Hong Kong Limited | Rep | 提供资产管理 | 2006-09-20 | 2007-07-16 |
| Rep | 证券交易 | 2006-09-20 | 2007-07-16 |