[Temporary Announcement] De Pletai: Announcement of Resolutions of the Thirteenth Meeting of the Third Board of Supervisors

Announcement number: 2026-015

Securities code: 874479 Securities abbreviation: Depletai Sponsoring broker: China International Finance Securities

Zhejiang Depletai Environmental Technology Co., Ltd.

Announcement of Resolutions of the Thirteenth Meeting of the Third Board of Supervisors

The Company and all members of the Supervisory Board guarantee that the contents of the announcement are true, accurate and complete, and that there are no false records, misleading statements or major omissions, and bear individual and joint legal liability for the authenticity, accuracy and completeness of the contents.

1. Meeting convening and attendance

(1) Meeting status

1. Meeting time: September 14, 2026

2.Meeting method: √On-site meeting □Electronic communication meeting

3. Meeting location: Conference room on the second floor of the company

4. Time and method of issuing notice of meeting of the Supervisory Board: September 9, 2026 in writing

5. Conference host: Jiang Chunlin

6. Explanation on the legality and compliance of the convening situation:

The convening, holding, and resolution review procedures of this meeting were all in compliance with the provisions of the Company Law and the Articles of Association.

(2) Meeting attendance

The meeting should be attended by 3 supervisors, and 3 supervisors should be present and authorized to attend the meeting.

2. Proposal review status

(1) Consideration and approval of the "Proposal on the 2025 Equity Incentive Plan (Draft) (Second Revised Draft) of Zhejiang Depletai Environmental Technology Co., Ltd."

1. Contents of the motion:

For details, please refer to the company’s information disclosure platform on the National Small and Medium Enterprises Share Transfer System on the same day.

Announcement number: 2026-015

"Zhejiang Depletai Environmental Technology Co., Ltd. 2025 Equity Incentive Plan (Draft) (Second Revised Draft)" disclosed by (www.neeq.com.cn) (Announcement No.: 2026-018).

2. Refusal to vote

This proposal does not involve related transactions and there is no avoidance of voting.

3. The voting results of the motion: 3 votes in favor; 0 votes against; 0 abstentions.

4. Submit the voting status of the shareholders’ meeting:

This proposal still needs to be submitted to the shareholders' meeting for review.

3. Documents for reference

"Resolution of the Thirteenth Meeting of the Third Supervisory Board of Zhejiang Depletai Environmental Technology Co., Ltd."

Board of Supervisors of Zhejiang Depletai Environmental Technology Co., Ltd.

September 14, 2026