Simplified Report on Changes in Shareholding

Qingdao Weilong Valve Co., Ltd.

Simplified Report on Changes in Shareholding

Listed Company Name: Qingdao Weilong Valve Co., Ltd.

Stock Exchange: Shenzhen Stock Exchange

Stock Abbreviation: Weilong Shares

Stock Code: 002871

Information Disclosure Obligor 1: Fan Qingwei

Address: No. 41 Donghai West Road, Shinan District, Qingdao

Correspondence Address: No. 41 Donghai West Road, Shinan District, Qingdao

Information Disclosure Obligor 2: Qingdao Huilong Enterprise Management Co., Ltd.

Address: Room A695, 303, Building C4, Qingdao National University Science Park, No. 127 Huizhiqiao Road, High-tech Zone, Qingdao, Shandong Province (Centralized Office Area)

Correspondence Address: Room A695, 303, Building C4, Qingdao National University Science Park, No. 127 Huizhiqiao Road, High-tech Zone, Qingdao, Shandong Province (Centralized Office Area)

Information Disclosure Obligor 3: Fan Yulong

Nature of Shareholding Change: Reduction in shareholding ratio (block trade)

Date of Signing: August 4, 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 Standards for the Contents and Formats of Information Disclosure by Companies Offering Securities to the Public No. 15 - Report on Changes in Shareholding, and other relevant laws, regulations, and normative documents.

2. The signing of this report by the information disclosure obligors has obtained the necessary authorization and approval, and its execution does not violate or conflict with any clauses in the articles of association or internal rules of the information disclosure obligors.

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 Changes in Shareholding, this report has fully disclosed the changes in the equity held by the information disclosure obligors in Qingdao Weilong Valve Co., Ltd. As of the date of signing this report, except for the information disclosed herein, the aforementioned information disclosure obligors have not increased or decreased their equity in Qingdao Weilong Valve Co., Ltd. through any other means.

4. This change in shareholding is based on the information stated in this report. Except for the information disclosure obligors, no other person has been entrusted or authorized to provide information not contained in this report or to make any explanation or statement regarding this report.

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

Table of Contents

Section I Definitions 4

Section II Introduction to Information Disclosure Obligors 5

Section III Purpose of Shareholding Change and Shareholding Plan 7

Section IV Method of Shareholding Change 8

Section V Transactions of Listed Shares in the Previous Six Months 10

Section VI Other Major Matters 11

Section VII Declaration of Information Disclosure Obligors 12

Section VIII Documents Available for Inspection 13

Section I Definitions

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