ST Derun Co., Ltd.

Legal Opinion on the 2025 Shareholders' Meeting of Guangdong Huashang Law Firm

Announcement of Shareholders' Meeting Resolutions for 2025

Announcement on the progress of subsidiary capital increase and share expansion and related party transactions

Shenzhen Derun Electronics Co., Ltd. announced the completion of a capital increase and share expansion for its subsidiary, Shenzhen Platy Electronics, involving Shunyi Asia Pacific Co., Ltd. The Board of Directors approved the proposal on February 27, 2026, and the transaction was finalized with Shunyi Asia Pacific paying a total of 12,000 yuan. The necessary registration and licensing procedures have been completed, marking a significant step in the company's growth strategy.

CITIC Securities Co., Ltd.'s special verification report on the deposit, management and use of the company's raised funds in 2025

Shareholder return plan for the next three years (2026-2028)

2025 Board of Directors Work Report

Announcement on Uncompensated Losses Reaching One-Third of the Total Paid-in Capital

Announcement on the 2026 Salary and Remuneration Plan for Directors and Senior Management

This announcement details the 2026 salary and remuneration plan for directors and senior management of Shenzhen Deren Electronics Co., Ltd. Key decisions include adjusting the annual allowance for independent directors and non-executive directors holding specific roles, and establishing a framework for basic salary, performance bonuses, and long-term incentives for senior management. The plan aims to align compensation with industry standards and company performance.

2025 Annual Report of Independent Directors (Liang Chi)

2025 Annual Debriefing Report of Independent Directors (Chen Junde)

Independent Director 2025 Annual Work Report (Yu Xichun)

Notice on holding an online briefing on the 2025 annual results

2025 Environmental, Social and Governance (ESG) Report

2025 internal control audit report

2025 Internal Control Self-Evaluation Report

This report evaluates the effectiveness of Shenzhen Deren Electronics Co., Ltd.'s internal control system as of December 31, 2025. The company found no material weaknesses in financial or non-financial reporting controls. The evaluation covered key business areas and subsidiaries, confirming compliance with regulations and effective operation of internal controls. The company is committed to continuous improvement and strengthening its governance.

Management System for External Financial Assistance (Revised in April 2026)

External Information Submission and Usage Management System (Revised April 2026)

Venture Capital Management System (Revised April 2026)

External Guarantee Management System (Revised in April 2026)

Compensation Management System for Directors and Senior Management

This document outlines the compensation system for directors and senior management of Shenzhen Deren Electronics Co., Ltd. It establishes principles for compensation, including compliance, performance orientation, market competitiveness, and sustainable development. The system aims to motivate and restrain, aligning compensation with company performance and strategic goals.

Internal Audit System (Revised in April 2026)

Announcement on changes in accounting policies

Announcement on the provision for asset impairment and write-off of assets in 2025

Announcement on the Estimated Daily Related Transactions for 2026

Announcement on the provision of guarantee amount for the financing of holding subsidiaries

Notice of the 2025 Annual Shareholders' Meeting

Announcement of the resolution of the 22nd meeting of the 8th board of directors

Special explanation on the plan not to distribute profits in 2025

First quarter report of 2026

2025 Special Report on the Storage, Management, and Use of Raised Funds

This report details the 2025 status of raised funds for Shenzhen Deren Electronics Co., Ltd. It covers fund storage, management, and usage, confirming compliance with regulations. The company utilized raised funds for projects and working capital, with a remaining balance of RMB 42,112,752.01 as of December 31, 2025. No violations were found in fund management or disclosure.

Special explanation of non-standard audit opinions in the 2025 annual financial report

Special instructions for the elimination of non-standard matters in the previous period of 2025