Sanbian Technology Co., Ltd.

Zhejiang Haotai Law Firm's Legal Opinion on the 2025 Annual General Meeting of Sanbian Technology Co., Ltd.

This legal opinion confirms that the 2025 Annual General Meeting of Sanbian Technology Co., Ltd. was convened and held in accordance with relevant laws and regulations. The qualifications of attendees and the voting procedures and results were found to be legal and valid. All nine proposals presented at the meeting were approved by the shareholders.

Sanbian Sci-Tech Co., Ltd. 2025 Annual General Meeting Resolution Announcement

Sanbian Sci-Tech Co., Ltd. held its 2025 Annual General Meeting on May 15, 2026. The meeting addressed and approved several proposals, including the 2025 Annual Report, the 2025 Board of Directors' Work Report, and the 2025 Financial Report. Resolutions also passed for the 2025 profit distribution plan, credit application, auditor appointment, and compensation plans.

Caitong Securities Co., Ltd. Report on the 2025 Annual and 2026 First Quarter Continuing Supervision Opinions for Sanbian Technology Co., Ltd. Detailed Equity Change Report

This report provides continuing supervision opinions from Caitong Securities Co., Ltd. regarding the equity change of Sanbian Technology Co., Ltd. by Sanbian Group. The equity change involved Sanbian Group increasing its stake to 24.06% through a private placement. The report confirms compliance with regulations, proper disclosure, and no adverse impact on the company's control or shareholder interests.

Audit Committee's Explanation on the Reasonableness of the Company's Provision for Asset Impairment

The Audit Committee of Sanbian Technology Co., Ltd. explains the reasonableness of the company's provision for asset impairment for the first quarter of 2026. The provision amounts to RMB 13,432,200.20, reducing net profit and equity. The committee reviewed the information and concluded the provision complies with accounting standards and company policies, reflecting a prudent and well-supported assessment of asset values.

Announcement on Accrual of Asset Impairment Provisions for the First Quarter of 2026

Sanbian Sci-Tech announces its first-quarter 2026 asset impairment provisions totaling 13,432,200.20 yuan. This includes 445,668.40 yuan for credit impairment and 12,986,531.80 yuan for asset impairment, primarily related to inventory. The provisions aim to reflect the company's financial position more accurately and are based on prudent accounting principles. The impairment will reduce net profit and equity by the same amount.

Announcement of Resolutions of the Fifth Meeting of the Eighth Board of Directors

The announcement details the resolutions passed at the fifth meeting of the eighth board of directors of Sanmen Sci-Tech Co., Ltd. Key decisions included approving the first quarterly report for 2026 and the provision for asset impairment losses for the same period. Both resolutions passed unanimously with 7 votes in favor.

2026 Q1 Report

Announcement on Re-appointment of 2026 Audit Firm

Sanbian Sci-Tech Co., Ltd. announces its decision to re-appoint Lixin Certified Public Accountants (Special General Partnership) as its 2026 audit firm. This decision was approved by the Board of Directors and will be submitted to the shareholders' meeting for approval. The announcement details Lixin's qualifications, past performance, and audit fees.

Zheshang Securities Co., Ltd. Report on Training During the 2026 Supervision Period for Sanbian Technology Co., Ltd.

Zheshang Securities, as the sponsor for Sanbian Technology's 2024 private placement, conducted a training session on April 22, 2026. The training focused on information disclosure violations, regulatory frameworks, and legal responsibilities for company personnel. The outcome was a better understanding of compliance, achieving the intended goals.

1. Zhejiang Merchants Securities Co., Ltd. Report on the Sponsorship Work for Sanbian Technology Co., Ltd. for the Year 2025

Independent Director's 2025 Annual Report (Guan Hongbin)

This report details the performance of Guan Hongbin, an independent director of Sanbian Technology Co., Ltd., during 2025. He adhered to legal requirements, fulfilled his duties diligently, and focused on ensuring the company's fair operation and protecting shareholder interests. The report covers his attendance at meetings, voting record, and involvement in board committees, concluding with an overall positive evaluation of his performance and a commitment to continued diligence.

Independent Director 2025 Annual Performance Report (Wang Maosong)

This report details the performance of Independent Director Wang Maosong for 2025. He attended all required meetings, actively participated in committee work, and reviewed company reports and proposals. He focused on ensuring compliance, protecting shareholder interests, and contributing to strategic decisions, particularly regarding overseas investment and senior management appointments.

Independent Director's Work Report for the Year 2025 (Yu Jianxiang)

Notice of 2025 Annual Online Performance Briefing

Sanbian Sci-Tech Co., Ltd. will hold an online performance briefing on May 12, 2026, to discuss its 2025 annual operating performance. Investors can participate and interact via the "Yuediao" WeChat mini-program. The company aims to gather investor opinions and suggestions. Key attendees include the Chairman, Financial Officer, and Board Secretary.

Notice on Holding Investor Relations Day Event

Sanmen Science & Technology Co., Ltd. is holding an Investor Relations Day event on May 15, 2025, during the 2025 Annual General Meeting. The event aims to help investors better understand the company's situation. Registration is required by May 8, 2025, with specific documents needed for individual and institutional investors. Key company personnel will attend.

Zheshang Securities Co., Ltd. Regarding Sanbian Technology Co., Ltd.'s 2025 Internal Control Evaluation Report Audit Opinion

Zheshang Securities, as the sponsor for Sanbian Technology's 2024 private placement, has reviewed the company's 2025 internal control evaluation report. The review confirms that Sanbian Technology has established a sound corporate governance structure and internal control system. The company's internal control evaluation accurately reflects its construction and operation.

Internal Control Audit Report for the Year 2025

2025 Annual Internal Control Self-Evaluation Report

This report details Sanbian Sci-Tech Co., Ltd.'s internal control evaluation for 2025. The company found no material weaknesses in financial or non-financial reporting internal controls as of December 31, 2025. The evaluation confirms the company maintained effective financial reporting internal controls in all material aspects.

Financial Settlement Report for the Year 2025

Management System for Compensation of Directors and Senior Management

This document outlines the compensation management system for directors and senior management of Sanbian Sci-Tech Co., Ltd. It details the structure of compensation, including basic salary, performance-based pay, and long-term incentives, linked to company performance and individual responsibilities. The system aims to incentivize and restrain management, ensuring alignment of interests and promoting the company's economic benefits.

Management System for Resignation of Directors and Senior Management

This document outlines the management system for the resignation of directors and senior management of Sanbian Technology Co., Ltd. It details resignation procedures, conditions for termination, and post-resignation responsibilities, aiming to ensure corporate governance continuity and protect shareholder interests. The system covers various resignation scenarios and establishes accountability mechanisms.

Announcement on Confirmation of Directors' and Senior Management's 2025 and 2026 Remuneration Plans

This announcement details the confirmation of remuneration plans for directors and senior management for 2025 and 2026. The 2025 remuneration is based on the company's 2025 performance and management regulations. The 2026 plan aims to improve incentives, with remuneration structured into base salary, performance pay, and long-term incentives, subject to shareholder approval for directors.

Announcement on Changes to Accounting Policies

Sanbian Sci-Tech announces a change in accounting policies effective January 1, 2026, following the Ministry of Finance's issuance of "Accounting Standards Interpretation No. 19." The changes address specific accounting treatments for business combinations and financial instruments. The company states this policy change will not materially impact its financial position, operating results, or cash flows, nor will it harm shareholder interests.

Audit Committee's Explanation on the Reasonableness of the Company's Provision for Asset Impairment

The Audit Committee of Sanbian Technology Co., Ltd. explains the reasonableness of the company's provision for asset impairment as of December 31, 2025. The provision amounts to RMB 5,721,012.46, reducing net profit and owner's equity by the same amount. The committee reviewed the information and found the provision to be compliant with accounting standards and company policies, reflecting the company's financial status prudently.

Announcement on Accrual of Asset Impairment Provisions for 2025

Sanbian Sci-Tech Co., Ltd. announces its accrual of asset impairment provisions for 2025. The company recognized impairment losses totaling RMB 5,721,012.46, comprising RMB -8,835,629.34 for credit impairment and RMB 14,556,641.80 for asset impairment. This accrual will reduce the company's 2025 net profit and equity attributable to the parent company by the same amount.

Notice of the 2025 Annual General Meeting of Shareholders of Sanbian Sci-Tech

Sanbian Sci-Tech announces its 2025 Annual General Meeting of Shareholders, scheduled for May 15, 2026. The meeting will discuss the 2025 annual report, financial statements, profit distribution plan, and other proposals. Shareholders can attend in person or vote online. The registration deadline is May 7, 2026.

Announcement of Resolutions of the Fourth Meeting of the Eighth Board of Directors

The announcement details the resolutions passed at the Fourth Meeting of the Eighth Board of Directors of Sanbian Sci-Tech. Key decisions included approving the 2025 Annual Report, the 2025 Board of Directors Work Report, and the 2025 Profit Distribution Proposal. The board also approved the appointment of the 2026 audit institution and discussed the 2026 credit line application.

Announcement on the 2025 Profit Distribution Proposal

This announcement details Sanbian Sci-Tech's 2025 profit distribution proposal. The company plans to distribute a cash dividend of RMB 0.10 per 10 shares, totaling RMB 2,941,312.82. This proposal aims to reward shareholders and support the company's long-term development, with the remaining undistributed profits to be carried forward. The plan requires shareholder approval.

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

Independent Auditor's Report on the Special Report on the Custody, Management, and Use of Raised Funds of Sanbian Technology Co., Ltd. for 2025

This report provides an independent auditor's assurance on Sanbian Technology Co., Ltd.'s special report regarding its raised funds for 2025. The auditors followed professional standards to verify the report's compliance with regulations and its accurate reflection of fund management. The report concludes that the company's special report is prepared in accordance with relevant rules and truthfully reflects the situation.