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杭州士兰微电子股份有限公司关于为控股子公司提供担保的进展公告

Core Viewpoint - The company has announced an adjustment in the guarantee amount provided for its subsidiary, Xiamen Silan Ming Gallium Semiconductor Co., Ltd., increasing the guarantee ratio and amount for a long-term loan from the National Development Bank [3][5][9]. Summary by Sections Guarantee Overview - The company signed a guarantee contract amendment on May 29, 2025, adjusting the guarantee ratio for a 950 million yuan long-term loan from 30% to 56.5638%, increasing the guarantee amount from a maximum of 285 million yuan to a maximum of 537.4 million yuan [3][5]. - As of the announcement date, the actual guarantee amount provided by the company for Silan Ming Gallium is 578 million yuan, which is within the approved limit by the shareholders' meeting [3][8]. Financial Condition of the Guaranteed Entity - Silan Ming Gallium's latest audited debt-to-asset ratio is 70.86%, indicating a significant level of leverage [4]. - The company is involved in the manufacturing of LED chips and 6-inch SiC chips, with expectations of increased shipment volumes in 2025 due to technological improvements and efficiency enhancements [9]. Internal Decision-Making Process - The adjustment of the guarantee amount was approved in the board meeting on April 23, 2025, and the first extraordinary shareholders' meeting on May 9, 2025 [7][10]. - The company has no overdue external guarantees, and the guarantee is not related to any connected parties [6][7]. Total External Guarantees - As of the announcement date, the total external guarantees approved by the company and its subsidiaries amount to 5.1658 billion yuan, which is 42.29% of the company's latest audited net assets [11]. - The guarantees provided to subsidiaries total 4.2374 billion yuan, representing 34.69% of the company's latest audited net assets [11].