HaiMingXing Laser Technology Group Co., Ltd. - Informative Announcement on the Change in Equity of the Actual Controller and Its Concerted Parties Reaching the 1% Threshold

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Stock Code: 688559 Stock Abbreviation: Haimeixing Announcement No.: 2026-011

Haimeixing Laser Technology Group Co., Ltd.

Notice on the Change of Equity of Actual Controller and Its Consistent Actors Touching the 1% Threshold

The company’s actual controller, Mr. Zhao Shengyu, and his consistent actors, Nanjing Shengshi Haikang Venture Investment Partnership (Limited Partnership), Yancheng Haihe Henghui No. 1 Venture Investment Partnership (Limited Partnership), and Taian Haihe Henghui No. 2 Investment Partnership (Limited Partnership), guarantee that the information provided to this company is true, accurate, and complete, without false records, misleading statements, or material omissions.

The board of directors and all directors of the company guarantee that the content of the announcement is consistent with the information provided by the information disclosure obligor.

Key Content Notice:

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I. Basic Information of the Information Disclosure Obligor and Its Consistent Actors

1. Identity Category

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2. Information Disclosure Obligor Information

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3. Consistent Actor Information

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II. Basic Situation of Equity Change Touching the 1% Threshold

Haimeixing Laser Technology Group Co., Ltd. (hereinafter referred to as “the Company”) received a “Notice Letter on Equity Change Ratio Touching the 1% Threshold” from the shareholder Taian Haihe Henghui No. 2 Investment Partnership (Limited Partnership) (hereinafter referred to as “Taian Haihe”) on March 18, 2026. From March 5, 2026, to March 18, 2026, Taian Haihe cumulatively reduced its holdings of the company’s shares by 3,669,551 shares through centralized bidding and block trading, changing its shareholding from 10,662,000 shares to 6,992,449 shares, resulting in Taian Haihe and its consistent actors’ shareholding proportion in the company’s total equity decreasing from 26.92% to 25.43%, touching the 1% threshold. The specific situation is as follows:

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Note: If the total in the table does not match the sum of the individual values, it is due to rounding.

III. Other Explanations

1. This equity change is a normal reduction by the consistent actors of the actual controller of the company and does not involve a tender offer or funding sources.

2. This equity change is the implementation of the shareholders’ share reduction plan; specific content can be found in the announcement titled “Announcement on the Share Reduction Plan of the Consistent Actors of the Actual Controller of Haimeixing Laser Technology Group Co., Ltd.” disclosed by the company on the Shanghai Stock Exchange website (www.sse.com.cn) on November 29, 2025.

3. The company has no controlling shareholder, and the actual controller is Mr. Zhao Shengyu. This equity change will not result in a change of the actual controller of the company and will not have a significant impact on the company’s governance structure and ongoing operations.

4. This equity change does not involve the disclosure of the equity change report by the information disclosure obligor.

5. This equity change does not violate any previous commitments made by the information disclosure obligor. After this equity change, the information disclosure obligor is still within the implementation period of its share reduction plan, and the company will urge strict compliance with relevant reduction regulations and timely disclosure of related information to investors. Investors are advised to pay attention to investment risks.

This announcement is made.

Haimeixing Laser Technology Group Co., Ltd.

Board of Directors

March 19, 2026

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