*ST Nachuan Co., Ltd.

Legal Opinion on the 2025 Annual Shareholders' Meeting of Fujian Nachuan Pipe Technology Co., Ltd.

Announcement of the 2025 Annual Shareholders' Meeting Resolutions

Announcement on the Risk Warning of the Company's Stock Possibly Being Delisted

Announcement on the suspension of operations at the wholly-owned subsidiary

Special Explanation of the Qualified Audit Report for Fujian Nachuan Pipe Technology Co., Ltd. Q1 2026 by Xinyong Zhonghe

Q1 2026 Audit Report

2025 Annual Independent Director Work Report (Weng Guoxiong)

2025 Annual Independent Director Work Report (Yuan Baoling)

2025 Annual Independent Director Work Report (Yu Xuesong - Resigned)

2025 Annual Independent Director Work Report (Lin Wenyuan)

Announcement on Holding the 2025 Annual Report Online Presentation

Internal Control Audit Report

2025 Annual Internal Control Self-Assessment Report

Compensation Management System for Directors and Senior Management (April 2026)

Temporary Suspension and Exemption Management Measures for Information Disclosure

Special Explanation of the Board of Directors on the Matters Involved in the Qualified Opinion Audit Report for Q1 2026

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

Financial Settlement Report for the Year 2025

Board of Directors Work Report for the Year 2025

Resolution of the First Special Meeting of Independent Directors of the 6th Board of Directors

Announcement on Changes in Accounting Policies and Estimates

Announcement on the Provision for Large Impairment for the Year 2025

Announcement on Major Litigation Matters of the Company and Subsidiaries

Announcement on Expected Daily Related Transactions for the Year 2026

Announcement on the Application for Comprehensive Credit Limit for the Year 2026 for the Company and Subsidiaries

Announcement on Providing Guarantees for the Company and Subsidiaries

Notice of Fujian Nachuan Pipe Technology Co., Ltd. on the 2025 Annual Shareholders' Meeting

Announcement of the Resolutions of the 5th Meeting of the 6th Board of Directors

Announcement on the Profit Distribution Plan for the Year 2025

Quarterly Report for Q1 2026

Special Explanation from Xinyong Zhonghe on the Qualified Opinion Audit Report of Fujian Nachuan Pipe Technology Co., Ltd. for the Year 2025

Special Explanation of the Board of Directors on the Matters Involved in the Qualified Opinion Audit Report for the Year 2025

Special Explanation of the Board of Directors on the Matters Involved in the Negative Opinion Internal Control Audit Report for the Year 2025

Special Verification Report on the Deduction Items of Operating Income for the Year 2025

Report on the Evaluation of the Accounting Firm's Performance for the Year 2025 and the Audit Committee's Supervision Responsibilities

Special Audit Report on the Summary Table of Non-Operating Fund Occupation and Other Related Fund Transactions for the Year 2025

Summary Table of Non-Operating Fund Occupation and Other Related Fund Transactions

Special Opinion of the Board of Directors on the Independence of Independent Directors

Annual Audit Report for the Year 2025

Annual Report for the Year 2025

Summary of the Annual Report for the Year 2025

Announcement on the Implementation of Delisting Risk Warning for Company Stock Trading and Continued Addition of Other Risk Warnings and Stock Suspension and Resumption

Announcement on the progress of the subsidiary's bankruptcy review application

Announcement on the progress of the administrative penalty decision received by the company's controlling subsidiary

Announcement on the appointment of the company's deputy general manager

Announcement of the resolution of the 4th meeting of the 6th Board of Directors

Third reminder announcement regarding the potential implementation of delisting risk warnings on the company's stock trading

Announcement on the progress of the company's stock being subject to other risk warnings

Legal Opinion on the Fourth Extraordinary General Meeting of Shareholders of Fujian Nachuan Pipe Technology Co., Ltd. in 2026

Resolutions Announcement of the Fourth Extraordinary General Meeting of Shareholders of Fujian Nachuan Pipe Technology Co., Ltd. in 2026

Indicative Announcement on the Application for Bankruptcy Review of a Grandson Company

Announcement on the Company Obtaining Debt Forgiveness

Fujian Nachuan Pipe Technology Co., Ltd. Notice of Convening the Fourth Extraordinary General Meeting of Shareholders in 2026

Announcement of Resolutions of the Third Meeting of the Sixth Board of Directors

"Announcement of Litigation Matters",

"Announcement Regarding the Election of the Chairman, Members of the Board's Special Committees, and Appointment of Company Senior Management and Securities Affairs Representative",

Progress Announcement on Major Arbitration Matters

Announcement on Major Litigation Matters of a Subsidiary

"Announcement on the Progress of Matters Related to the Company's Shares Being Subject to Other Risk Warnings",

"Legal Opinion from Beijing Commerce & Finance Law Offices Regarding the First Extraordinary General Meeting of Shareholders of Ringpu Bio-Pharmacy Co., Ltd. in 2026",

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Legal Opinion on Fujian Nachuan Pipe Technology Co., Ltd.'s Third Extraordinary General Meeting of Shareholders in 2026

Fujian Nachuan Pipe Technology Co., Ltd. 2026 Third Extraordinary General Meeting of Shareholders Resolution Announcement