| Ernst & Young (Hong Kong) | 24-Jan-10 | | | |
| Deloitte Hong Kong | 02-Jul-08 | 13-Dec-09 | | Historical transition (details not available in archive) |
| HLB Hodgson Impey Cheng | 17-Sep-06 | 05-Jun-08 | | Historical transition (details not available in archive) |
| BDO | 23-Apr-06 | 17-Aug-06 | | Historical transition (details not available in archive) |
| KLL ASSOCIATES CPA LIMITED | 14-Jul-05 | 23-Feb-06 | | Historical transition (details not available in archive) |
| Deloitte Hong Kong | 10-Dec-01 | 26-Apr-05 | | Historical transition (details not available in archive) |
| Ernst & Young (Hong Kong) | | 05-Dec-01 | | Historical transition (details not available in archive) |
