Yihau New Materials Co., Ltd.

Announcement on the Return of Excess Raised Funds Used for Temporary Working Capital

Legal Opinion on the 2025 Annual Shareholders' Meeting of Ganzhou Yihao New Materials Co., Ltd. by Guangdong Xinda Law Firm

Announcement of Resolutions from the 2025 Annual Shareholders' Meeting

Guoxin Securities Co., Ltd. Summary Report on the First Public Offering of Shares and Listing on the Growth Enterprise Market of Ganzhou Yihao New Materials Co., Ltd.

Announcement on Participating in the 2026 Online Collective Reception Day for Investors of Listed Companies in Jiangxi

2025 Board of Directors Work Report

Announcement on the compensation plan for directors and senior management personnel for the year 2025 and the compensation plan for the year 2026

Guoxin Securities' special verification report on the storage, management, and use of raised funds by Ganzhou Yihau New Materials Co., Ltd. for the year 2025

Guoxin Securities' tracking report on Ganzhou Yihau New Materials Co., Ltd. for the year 2025

2025 Independent Director Work Report (Wu Wenwen)

2025 Independent Director Work Report (Liu Wencheng)

Announcement on the convening of the 2025 performance briefing

2025 Social Responsibility Report

Guoxin Securities' verification opinion on Ganzhou Yihau New Materials Co., Ltd.'s 2025 Internal Control Self-Assessment Report

Internal Control Audit Report

2025 Internal Control Self-Assessment Report

Compensation management system for directors and senior management personnel

Work rules for the Board of Directors' Compensation and Assessment Committee

Announcement on the provision for asset impairment for the year 2025

Announcement on the departure of senior management personnel

Guoxin Securities' verification opinion on Ganzhou Yihau New Materials Co., Ltd. using remaining over-raised funds to permanently replenish working capital

Announcement on the permanent replenishment of working capital using remaining over-raised funds

Notice of the 2025 Annual Shareholders' Meeting of Ganzhou Yihua New Materials Co., Ltd.

Resolution Announcement of the 10th Meeting of the 3rd Board of Directors

Announcement on the Profit Distribution Plan for 2025

Q1 Report for 2026

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

Annual Verification Report on the Storage and Use of Raised Funds

Special Verification Opinion on the Deduction of Operating Income for 2025 of Ganzhou Yihua New Materials Co., Ltd.

Evaluation Report on the Performance of the Accounting Firm for 2025