鑫科材料：关于为全资子公司提供担保的公告

Group 1 - The company XinKe Materials announced the signing of a guarantee contract with Wuhu Yangzi Rural Commercial Bank on November 18, 2025 [2] - The guarantee is for its wholly-owned subsidiary Anhui XinKe Metal Materials, with a maximum debt amount of RMB 9.99 million [2] - The guarantee period is set for three years, and there is no counter-guarantee involved [2]