Securities code: 688120 Securities abbreviation: Huahai Qingke Announcement No.: 2025-002

Huahai Qingke Co., Ltd

Announcement on the completion of industrial and commercial change registration and renewal of business license

The board of directors and all directors of the company guarantee that there are no false records, misleading statements or material omissions in the content of this announcement, and assume legal responsibility for the authenticity, accuracy and completeness of its content in accordance with the law.

Huahai Qingke Co., Ltd. (hereinafter referred to as the "Company") has been issued on November 29, 2024 and 2024

On December 17, the sixth meeting of the second board of directors and the fourth extraordinary general meeting of shareholders in 2024 were held, respectively

The meeting deliberated and passed the "Proposal on Changing and Revising the Registered Capital<公司章程>", the specific content of which is detailed

The Company was disclosed on the website of the Shanghai Stock Exchange on November 30, 2024 and December 18, 2024

(www.sse.com.cn).

Recently, the company has completed the industrial and commercial change registration and filing procedures, and obtained the "Business License" renewed by the Tianjin Jinnan District Market Supervision and Administration Bureau, the specific registration information is as follows:

Name: Huahai Qingke Co., Ltd

Unified Social Credit Code: 91120112064042488E

Type: Company limited by shares (listed)

Legal representative: Zhang Guoming

Registered capital: 200 million 300 million yuan

Date of Establishment: April 10, 2013

Residence: No. 11, Juxing Road, Xianshuigu Town, Jinnan District, Tianjin

Business scope: development, transfer, consulting, service and manufacturing, installation and maintenance of mechanical and electrical equipment technology and related products; import and export of goods and technology; business management consulting services; wafer processing; manufacturing and sales of mechanical and electrical equipment and consumables; sales of special electronic materials; manufacturing of special electronic materials; research and development of special electronic materials; non-residential real estate leases; Motor vehicle charging sales. (For projects subject to approval in accordance with the law, business activities can only be carried out after approval by relevant departments) The company's business scope is subject to the matters approved by the registration authority.

The announcement is hereby made

Huahai Qingke Co., Ltd

Board of Directors

January 8, 2025