Shenzhen Chunwang New Materials Co., Ltd. (the “Company”) and all members of the Board of Supervisors hereby confirm that the content of this announcement is true, accurate, and complete. There are no false records, misleading statements, or material omissions, and we accept individual and joint liability for the authenticity, accuracy, and completeness of the information presented.

I. Meeting Convening and Attendance

(1) Meeting Convening Details

1. Meeting Time: December 5, 2025
2. Meeting Method: √ On-site Meeting □ Electronic Communication Meeting
3. Meeting Venue: Company Meeting Room, 4th Floor, Building D, No. 14, Sixth Industrial Zone, Langbei Village, Tongde Community, Baolong Street, Longgang District, Shenzhen
4. Time and Method of Issuing the Supervisory Committee Meeting Notice: Issued in writing on December 1, 2025
5. Meeting Chairperson: Zhou Aiping, Chairperson of the Supervisory Committee
6. Statement on Compliance and Legitimacy of the Convening:
   The convocation, convening, and voting procedures of the meeting complied with the provisions of the “Company Law of the People’s Republic of China” and other relevant laws, administrative regulations, departmental rules, normative documents, as well as the “Articles of Association of Shenzhen Chunwang New Materials Co., Ltd.”

(2) Meeting Attendance

Three Supervisors were due to attend the meeting, and three Supervisors attended or were authorized to attend.

II. Deliberation of Proposals

(1) Deliberation and Approval of the “Proposal on Amending the ‘Supervisory Committee Rules’”

1. Proposal Content:
   In light of the official implementation of the “Company Law of the People’s Republic of China” (Revised 2023, hereinafter referred to as the “New Company Law”) on July 1, 2024, and in accordance with the unified arrangements of the China Securities Regulatory Commission, the “Notice on Transitional Arrangements for the Implementation of New Supporting National Equities Exchange and Quotations System Business Rules” issued by the National Equities Exchange and Quotations Co., Ltd., and other relevant laws, regulations, normative documents, and business rules, the Company intends to amend its “Supervisory Committee Rules.”
2. Circumstances Regarding Recusal from Voting:
   This proposal does not involve connected transactions, and no recusal from voting was required.
3. Voting Results of the Proposal: 3 votes in favor; 0 votes against; 0 abstentions.
4. Submission for Shareholders’ Meeting Vote: This proposal is subject to further deliberation and approval at the Shareholders’ Meeting.

III. Documents for Reference

“Resolution of the Seventh Meeting of the Fourth Supervisory Committee of Shenzhen Chunwang New Materials Co., Ltd.”

Shenzhen Chunwang New Materials Co., Ltd.
Board of Supervisors
December 5, 2025