Internal Control Audit Report
Tianjian Audit [2026] No. 8-223
To all shareholders of Beijing Haochuang Ruitong Electric Equipment Co., Ltd.:
In accordance with the "Guidelines for Internal Control Audits" and relevant requirements of the Chinese Certified Public Accountant Practice Standards, we audited the effectiveness of internal controls over the financial report of Beijing Haochuang Ruitong Electric Equipment Co., Ltd. (hereinafter referred to as "Haochuang Ruitong") as of December 31, 2025.