| Ernst & Young (Hong Kong) | 15-Dec-22 | | | |
| ShineWing (Hong Kong) | 24-Jun-18 | 16-Dec-22 | | Appropriate time to rotate the auditor after SHINEWING was appointed since the year ended 31 July 2018. |
| Ernst & Young | 16-Dec-22 | 15-Dec-22 | | Replaced by new auditor |
| ShineWing (Hong Kong) | | 15-Dec-22 | | Appropriate time to rotate the auditor after SHINEWING was appointed since the year ended 31 July 2018. |
| Deloitte Hong Kong | 16-Jul-14 | 24-Jun-18 | | Historical transition (details not available in archive) |
| ShineWing (Hong Kong) | 15-May-11 | 16-Jul-14 | | Historical transition (details not available in archive) |
| BDO | 20-Dec-09 | 15-May-11 | | Historical transition (details not available in archive) |
| BDO (China) | 10-Jun-07 | 20-Dec-09 | | Historical transition (details not available in archive) |
| Ernst & Young (Hong Kong) | | 10-Jun-07 | | Historical transition (details not available in archive) |
