| Moore & Assoc | | | | Not Specified. Appointed international auditor: Forvis Mazars CPA Limited and domestic auditor Mazars Certified Public Accountants LLP. |
| Forvis Mazars | 27-Dec-24 | 30-Jun-26 | | The Company received notices dated 30 June 2026 from Zhongshen Zhonghuan and Forvis Mazars, respectively, that both indicated that the audit teams have concerns regarding the provision of sufficient project team resources to maintain audit quality and meet all reporting deadlines, Zhongshen Zhonghuan and Forvis Mazars have decided not to seek for reappointment as the domestic and international auditors of the Company at the AGM and will retire. |
| Moore Stephens | 11-Nov-22 | 27-Dec-24 | | Replaced by new auditor |
| Moore & Assoc | | 27-Dec-24 | | Not Specified. Appointed international auditor: Forvis Mazars CPA Limited and domestic auditor Mazars Certified Public Accountants LLP. |
| PwC | | 08-Jul-22 | | Retired as an auditor. Also appointed Da Hua Certified Public Accountants LLP as domestic auditor. |
| PwC | | 30-Jun-22 | | Restrictions on the term of years of audit services that an accounting firm can provide |