Simplified Report on Change of Equity (Duan Zhiming and Parties Acting in Concert)

Changsha Dale New Materials Technology Co., Ltd.

Simplified Report on Change of Equity

Listed Company Name: Changsha Dale New Materials Technology Co., Ltd.

Stock Exchange: Shenzhen Stock Exchange

Stock Abbreviation: Dale New Materials

Stock Code: 300700

Information Disclosure Obligor 1: Duan Zhiming

Address: Yuelu District, Changsha City, Hunan Province [blank]

Correspondence Address: No. 108 Huanlian Road, High-tech Development Zone, Changsha City, Hunan Province

Information Disclosure Obligor 2: Duan Zhiyong

Address: High-tech Development Zone, Changsha City, Hunan Province [blank]

Information Disclosure Obligor 3: Hunan Chengxiyi Technology Co., Ltd.

Address: Changsha City, Hunan Province [blank]

Correspondence Address: Room 701, 7th Floor, Building F4, Lugu Yuyuan, No. 27 Wenxuan Road, High-tech Development Zone, Changsha City, Hunan Province

Nature of Share Change: Due to share reductions and passive dilution, the combined shareholding ratio of the information disclosure obligors has decreased to 29.99999%.

Date of Signing: July 31, 2026

Declaration of Information Disclosure Obligors

1. The information disclosure obligors have prepared this report in accordance with the Company Law of the People's Republic of China, the Securities Law of the People's Republic of China, the Administrative Measures for the Takeover of Listed Companies, and the Standards for the Contents and Formats of Information Disclosure by Companies Offering Securities to the Public No. 15 — Report on Change of Equity.

2. The information disclosure obligors have obtained the necessary authorization and approval for signing this report.

3. In accordance with the provisions of the Securities Law of the People's Republic of China, the Administrative Measures for the Takeover of Listed Companies, and the Standards for the Contents and Formats of Information Disclosure by Companies Offering Securities to the Public No. 15 — Report on Change of Equity, this report has fully disclosed the changes in equity held by the information disclosure obligors in Changsha Dale New Materials Technology Co., Ltd. As of the signing date of this report, except for the information disclosed herein, the aforementioned information disclosure obligors have not increased or decreased their equity in Changsha Dale New Materials Technology Co., Ltd. through any other means.

4. This change of equity is conducted based on the information stated in this report. The information disclosure obligors have not entrusted or authorized any other person to provide information not listed in this report or to make any explanation or statement regarding this report.

5. The information disclosure obligors promise that this report does not contain any false records, misleading statements, or major omissions, and assume individual and joint legal responsibility for its authenticity, accuracy, and completeness.

Table of Contents

Information Disclosure Obligor Declaration 2

Section I Definitions 4

Section II Introduction to Information Disclosure Obligors 5

Section III Purpose of Equity Change 7

Section IV Method of Equity Change 8

Section V Transactions of Listed Company Shares in the Previous 6 Months 10

Section VI Other Major Matters 11

Section VII Information Disclosure Obligor Declaration 12

Section VIII Documents Available for Inspection 13

Section I Definitions

Unless otherwise specified, the following abbreviations have the following meanings in this report: