Internal Control Audit Report
Da Hua Internal Letter [2026]0011000042
To all shareholders of Guiyang Langma Information Technology Co., Ltd.:
In accordance with the "Audit Guidelines for Enterprise Internal Control" and the relevant requirements of the China Certified Public Accountants' Professional Standards, we have audited the effectiveness of the internal control of the financial report of Guiyang Langma Information Technology Co., Ltd. (hereinafter referred to as Langma Information) as of December 31, 2025.
I. The Company's Responsibility for Internal Control