Shandong Jindi Precision Machinery Technology Co., Ltd. Announcement on Adjusting Guarantee Limits Among Subsidiaries

Securities Code: 603270 Securities Abbreviation: Jindi Co., Ltd. Announcement No.: 2026-030

Shandong Jindi Precision Machinery Technology Co., Ltd.

Announcement on the Adjustment of Guarantee Quota Among Controlling Subsidiaries

The board of directors of the company and all directors guarantee that the content of this announcement does not contain any false records, misleading statements, or major omissions, and bear legal responsibility for the authenticity, accuracy, and completeness of its content.

I. Overview of Guarantee Quota Adjustment

To meet the company’s business development and actual operational needs, Shandong Jindi Precision Machinery Technology Co., Ltd. (hereinafter referred to as “the company”) will transfer 100 million yuan of unused guarantee quota from other controlling subsidiaries to its controlling subsidiary, Liaocheng Boyuan Energy Conservation Technology Co., Ltd., within the guarantee quota granted at the fourth extraordinary general meeting of shareholders in 2025.

II. Original Guarantee Quota Allocation

The company held the 21st meeting of the third board of directors on December 9, 2025, and the fourth extraordinary general meeting of shareholders on December 25, 2025, to review and approve the “Proposal on the Application for Comprehensive Financing Quota and Guarantee Quota for the Year 2026.” The company and its subsidiaries plan to provide a total guarantee quota not exceeding 2.075 billion yuan (or equivalent foreign currency) for the subsidiaries included in the scope of consolidated financial statements for the year 2026 (including newly established and acquired subsidiaries), with the guarantee scope including but not limited to financing guarantees arising from financing business. Among them, to ensure the smooth development of subsidiary businesses, the company plans to provide a performance guarantee quota not exceeding 500 million yuan, with guarantee types including general guarantees, joint and several liability guarantees, mortgages, pledges, etc.

The validity period of the above guarantee matters is twelve months from the date of approval by the general meeting of shareholders. The board of directors of the company has requested the shareholders’ meeting to authorize the chairman of the company or the management to adjust the expected guarantee quota for subsidiaries in the consolidated financial statements based on actual needs within the total guarantee quota. The board of directors has requested the shareholders’ meeting to authorize the chairman of the company or the management to approve relevant matters within the above guarantee quota and sign relevant legal documents.

The specific situation is as follows:

1. Bank Credit Guarantee Quota

Unit: Ten Thousand Yuan

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2. Business Performance Guarantee Quota

Unit: Ten Thousand Yuan

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3. Other Guarantee Quota

In view of the investment contract signed between the subsidiary Liaocheng Boyuan Energy Conservation Technology Co., Ltd. and the National Development Fund Co., Ltd. in March 2016 (Contract No.: 3710201606100000246), which obtained an investment of 75 million yuan from the National Development Fund Co., Ltd. with a “clear equity and actual debt” nature, the company and relevant parties undertake guarantee and counter-guarantee obligations of 75 million yuan according to the relevant agreement.

For detailed information, please refer to the announcement “Shandong Jindi Precision Machinery Technology Co., Ltd. Regarding the Application for Comprehensive Financing Quota and Guarantee Quota for the Year 2026” disclosed by the company on December 10, 2025 (Announcement No.: 2025-117).

III. Current Guarantee Quota Adjustment Situation

To meet the company’s business development and actual operational needs, the company plans to adjust the unused guarantee quota of 70 million yuan from the controlling subsidiary Shandong Boyuan Precision Machinery Co., Ltd. and 30 million yuan from the controlling subsidiary Jinyuan (Shandong) New Energy Technology Development Co., Ltd. to the controlling subsidiary Liaocheng Boyuan Energy Conservation Technology Co., Ltd. while keeping the total guarantee quota for 2026 unchanged.

The specific situation is as follows:

Unit: Ten Thousand Yuan

■

The above quota adjustment is made between controlling subsidiaries with an asset-liability ratio below 70%, and the above adjustment is within the guarantee quota approved by the shareholders’ meeting, meeting the conditions for adjusting the guarantee quota, and does not require re-examination by the board of directors or shareholders’ meeting.

IV. Cumulative External Guarantee Amount and Overdue Guarantee Amount

As of the date of this announcement, the total external guarantee amount of the company and its controlling subsidiaries is 2,075 million yuan, with the total guarantee amount provided by the company to its controlling subsidiaries being 2,000 million yuan, accounting for 96.38% and 92.90% of the company’s most recent audited net assets, respectively. The total external guarantees provided by the company and its subsidiaries to external third parties amount to 75 million yuan, mainly due to the company’s and subsidiaries’ needs for financing, entrusting external legal persons or other organizations to provide guarantee responsibilities, with the company and subsidiaries providing counter-guarantees for them or their designated legal persons.

As of the date of this announcement, the company does not have any guarantees provided for the controlling shareholders, actual controllers, and their related parties, and there are no overdue external guarantees. Apart from providing counter-guarantees for guarantees based on the company’s and subsidiaries’ own debts, the company has not provided guarantees to any other external third parties.

This announcement is hereby made.

Board of Directors of Shandong Jindi Precision Machinery Technology Co., Ltd.

March 27, 2026

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