Beijing Kingsoft Office Software Co., Ltd

2024 year

Internal control audit report

Internal control audit report

XYZH/2025BJAI2B0010

Beijing Kingsoft Office Software Co., Ltd

All shareholders of Beijing Kingsoft Office Software Co., Ltd.:

We conduct audits in accordance with the Guidelines for Internal Control Auditing of Enterprises and the relevant requirements of the Practice Standards of the Chinese Certified Public Accountants

Beijing Kingsoft Office Software Co., Ltd. (hereinafter referred to as Kingsoft Office) in its financial report for the year ended December 31, 2024

Effectiveness of the Ministry of Control.

1. The responsibility of the enterprise for internal control

In accordance with the provisions of the Basic Standards for Enterprise Internal Control, the Guidelines for the Application of Enterprise Internal Control, and the Guidelines for the Evaluation of Enterprise Internal Control, it is the responsibility of the Board of Directors of Kingsoft Office to establish, improve and effectively implement internal control and evaluate its effectiveness.

2. Responsibilities of Certified Public Accountants

Our responsibility is to express an audit opinion on the effectiveness of internal controls over financial reporting and to disclose material deficiencies in internal controls over non-financial reporting that are noted on the basis of the audit work.

III. Inherent Limitations of Internal Controls

Internal controls are inherently limited, and there is the potential that misstatements cannot be prevented and detected. In addition, there is a risk that the effectiveness of future internal controls will be inferred based on the results of internal control audits because changes in circumstances may cause internal controls to become inappropriate or to reduce the degree of compliance with control policies and procedures.

4. Audit opinion on internal control over financial reporting

We believe that Kingsoft Office acted on December 31, 2024 in accordance with the Basic Standards for Enterprise Internal Control and related regulations

Provision for the maintenance of effective internal controls over financial reporting in all material respects.

Audit Report (continued) XYZH/2025BJAI2B0010

Beijing Kingsoft Office Software Co., Ltd

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ShineWing Certified Public Accountants (Special General Partnership) Chinese Certified Public Accountants:

Chinese Certified Public Accountants:

Beijing, China, March 19, 2025