证券代码：600255 证券简称：鑫科材料 公告编号：2025-043 安徽鑫科新材料股份有限公司 关于为控股子公司提供担保的公告 本公司董事会及全体董事保证本公告内容不存在任何虚假记载、误导性陈述 或者重大遗漏，并对其内容的真实性、准确性和完整性承担法律责任。 重要内容提示： ●担保对象及基本情况 | | 被担保人名称 | | | 安徽鑫科铜业有限公司（以下简称 | | --- | --- | --- | --- | --- | | | | "鑫科铜业"） | | | | | 本次担保金额 | 人民币 | 5,000 | 万元 | | 担保对象 | 实际为其提供的担保余额 | 人民币 | 139,626 | 万元 | | | 是否在前期预计额度内 | 是 | □否 | □不适用：_________ | | | 本次担保是否有反担保 | □是 | 否 | □不适用：_________ | ●累计担保情况 | 对外担保逾期的累计金额（万 0 | | | --- | --- | | 元） | | | 截至本公告日上市公司及其控 | 人民币 226,076 万元 | | 股子公司对外担保总额（万元） | | | ...

截至8月15日收盘，铜缆高速连接概念上涨3.45%，位居概念板块涨幅第9，板块内，38股上涨，奕东电 子、中富电路等20%涨停，金田股份、鑫科材料等涨停，胜蓝股份、裕太微、瑞可达等涨幅居前，分别 上涨11.35%、11.17%、9.89%。跌幅居前的有太辰光、汇绿生态等，分别下跌12.11%、1.72%。 今日涨跌幅居前的概念板块 | 代码 | 简称 | 今日涨跌幅 | 今日换手率 | 主力资金流量（万 | 主力资金净流入比率 | | --- | --- | --- | --- | --- | --- | | | | （%） | （%） | 元） | （%） | | 600255 | 鑫科材 | 9.98 | 30.63 | 41723.11 | 16.29 | | | 料 | | | | | | 600522 | 中天科 技 | 4.76 | 5.54 | 21591.34 | 7.53 | | | 中富电 | | | | | | 300814 | 路 | 20.01 | 11.12 | 16822.50 | 18.08 | | 301123 | 奕东电 子 | 20.01 | 17.19 | 13648. ...

Market Performance - The metal new materials sector increased by 4.47% on August 15, with Tunan Co., Ltd. leading the gains [1] - The Shanghai Composite Index closed at 3696.77, up 0.83%, while the Shenzhen Component Index closed at 11634.67, up 1.6% [1] Key Stocks in Metal New Materials Sector - Tunan Co., Ltd. (300855) closed at 30.74, up 13.39% with a trading volume of 188,400 shares and a transaction value of 552 million [1] - Zhengke Materials (600255) closed at 4.74, up 9.98% with a trading volume of 5.53 million shares and a transaction value of 2.561 billion [1] - Zhongke Sanhuan (000970) closed at 15.11, up 9.97% with a trading volume of 202,180 shares and a transaction value of 3.008 billion [1] - Other notable stocks include Placo New Materials (300811) at 65.00, up 9.58%, and Xinlaifu (301323) at 61.23, up 8.22% [1] Capital Flow Analysis - The metal new materials sector saw a net inflow of 1.027 billion in main funds, while retail funds experienced a net outflow of 363 million [2] - The main funds showed a significant presence in stocks like Zhongke Sanhuan and Zhengke Materials, with net inflows of 623 million and 375 million respectively [3] Individual Stock Fund Flows - Zhongke Sanhuan (000970) had a main fund net inflow of 623 million, while retail funds saw a net outflow of 278 million [3] - Zhengke Materials (600255) experienced a main fund net inflow of 375 million, with retail funds also showing a net outflow of 193 million [3] - Tunan Co., Ltd. (300855) had a main fund net inflow of 254 million, while retail funds experienced a net outflow of 925 million [3]

Group 1 - The company, Xinke Materials (600255.SH), stated on an interactive platform that it does not produce rare earth alloy copper materials [1]

金融界消息 截至2025年8月14日收盘，鑫科材料（600255）报收于4.31元，上涨1.65%，换手率 29.51%，成交量532.99万手，成交金额24.14亿元。 资金流向方面，今日主力资金净流入1.42亿元，占比成交额5.88%。其中，超大单净流入2.68亿元、占 成交额11.11%，大单净流出12635.95万元、占成交额5.24%，中单净流出流出13759.49万元、占成交额 5.7%，小单净流出426.47万元、占成交额0.18%。 天眼查商业履历信息显示，安徽鑫科新材料股份有限公司，成立于1998年，位于芜湖市，是一家以从事 有色金属冶炼和压延加工业为主的企业。企业注册资本180614.6955万人民币，实缴资本53855.8255万人 民币。公司法定代表人为宋志刚。 通过天眼查大数据分析，安徽鑫科新材料股份有限公司共对外投资了17家企业，参与招投标项目35次， 知识产权方面有商标信息2条，专利信息58条，此外企业还拥有行政许可10个。 来源：金融界 鑫科材料最新一期业绩显示，截至2025中报，公司营业总收入21.69亿元、同比增长17.17%，归属净利 润1973.01万元，同比减少42. ...

Core Insights - A total of 48 stocks on the Shanghai and Shenzhen exchanges have experienced net inflows of main funds for five consecutive days or more, indicating strong investor interest [1] Group 1: Stocks with Significant Net Inflows - Hengshang Energy has seen net inflows for 11 consecutive days, ranking first among the stocks [1] - Agricultural Bank of China ranks second with net inflows for 10 consecutive days, totaling 1.917 billion yuan [1] - BoRui Pharmaceutical follows with net inflows for 8 days, amounting to 868 million yuan [1] Group 2: Performance Metrics - Agricultural Bank of China has the highest total net inflow amount, with a cumulative net inflow of 1.917 billion yuan over 10 days, and a price increase of 11.56% [1] - BoRui Pharmaceutical has a net inflow of 868 million yuan over 8 days, with a price increase of 16.13% [1] - Xinjiang Communications Construction has the highest net inflow ratio at 24.39%, with a price increase of 38.33% over 6 days [1] Group 3: Additional Notable Stocks - Huicheng Environmental Protection and Xinke Materials both recorded net inflows of 606 million yuan over 7 days, with price increases of 14.40% and 18.70% respectively [1] - Fuling Electric Power has a net inflow of 477 million yuan over 9 days, with a significant price increase of 31.03% [1] - Other notable stocks include Huaguang Huaneng and Wanchen Group, with net inflows of 327 million yuan and 315 million yuan respectively, and price increases of 55.15% and 12.61% [1]

格隆汇8月12日｜Wind数据显示，按变动截止日期为基准，8月11日，1股获重要股东增持，鑫科材料获 重要股东增持158.55万股，增持金额为543.79万元。14家上市公司股票遭重要股东减持，瑞芯微遭重要 股东减持113.58万股，减持金额为1.83亿元。 ...

Group 1 - The company's total operating revenue for the first half of 2025 reached 2.169 billion yuan, an increase of 17.17% year-on-year, while the net profit attributable to shareholders was only 19.73 million yuan, a decrease of 42.16% year-on-year [2] - The gross profit margin decreased to 6.99%, down 19.03% year-on-year, and the net profit margin fell to 1.15%, down 53.2% year-on-year, indicating pressure on cost control and reduced profitability [3] - The company reported a negative operating cash flow per share of -0.07 yuan, a decrease of 249.55% year-on-year, and accounts receivable accounted for 1081.48% of the latest annual net profit, posing potential cash flow risks [4] Group 2 - The main business revenue primarily comes from copper-based alloy materials, generating 2.029 billion yuan, accounting for 93.52% of total revenue, with a gross profit margin of 6.69% [6] - The copper strip processing industry faces multiple challenges, including increased global economic downturn pressure, insufficient domestic and foreign market demand, intense industry competition, copper price fluctuations, and policy adjustments [7] - Despite the challenges, the company continues to strengthen technological research and development and industrial upgrades to enhance its core competitiveness [7]

（编辑 李家琪） 证券日报网讯 8月11日晚间，鑫科材料发布公告称，2025年8月11日，公司与华夏银行芜湖分行签署了 《最高额保证合同》，为控股子公司鑫科铜业与华夏银行芜湖分行于2025年8月11日至2026年6月27日期 间基于主合同连续发生的多笔债权在最高债权额限度内提供连带责任保证担保，担保最高债权额为人民 币6，000万元，保证期间为三年，上述担保不存在反担保。截至本公告日，公司实际为鑫科铜业提供的 担保余额为134，626万元（含此次签订的担保合同人民币6，000万元），鑫科铜业其他股东未向鑫科铜 业提供担保。 ...

Core Viewpoint - The announcement details the progress of the share buyback plan by the controlling shareholder of Anhui Xinke New Materials Co., Ltd., Sichuan Rongxin Hongzi Technology Co., Ltd., which aims to increase its stake in the company within a specified timeframe and budget [1][2]. Group 1: Buyback Plan Overview - The buyback plan was initially disclosed on April 11, 2025, with a budget of no less than 50 million yuan and no more than 100 million yuan for purchasing unrestricted circulating A-shares [1]. - The buyback period is set from April 11, 2025, to October 11, 2025 [2]. Group 2: Implementation Progress - As of August 10, 2025, Sichuan Rongxin has accumulated a total of 1.5855 million shares, amounting to 5.3907 million yuan, representing 0.09% of the total share capital [2][3]. - The company has secured the necessary funds of 50 million yuan for the buyback and plans to execute the remaining purchases in batches [3]. Group 3: Risk Factors - The buyback plan may face risks due to potential changes in the capital market and other unpredictable factors that could hinder the achievement of the expected outcomes [2][3].