| MIDLAND WEALTH MANAGEMENT LIMITED | Rep | 就證券提供意見 | 2008-09-24 | 2012-03-16 |
| Rep | 證券交易 | 2008-09-24 | 2012-03-16 |
| RHB SECURITIES HONG KONG LIMITED | Rep | 證券交易 | 2007-08-10 | 2008-07-31 |
| Rep | 就證券提供意見 | 2007-07-30 | 2008-07-31 |
| CYPRESS INTERNATIONAL INVESTMENT ADVISORS LIMITED | Rep | 提供資產管理 | 2007-04-11 | 2007-07-17 |
| Rep | 就證券提供意見 | 2007-04-03 | 2007-07-17 |
| Quam Securities Limited | Rep | 就證券提供意見 | 2005-01-14 | 2007-02-28 |
| AIA WEALTH MANAGEMENT COMPANY LIMITED | Rep | 提供資產管理 | 2004-02-23 | 2004-09-08 |
| Rep | 就證券提供意見 | 2004-02-23 | 2004-12-15 |
| iBest Consultants Limited | Rep | 就證券提供意見 | 2003-08-13 | 2003-09-22 |
| Rep | 提供資產管理 | 2003-08-13 | 2003-09-22 |