Market Overview - On September 18, the rubber sector increased by 0.88%, led by Sanwei Equipment, while the Shanghai Composite Index closed at 3831.66, down 1.15% [1] - The Shenzhen Component Index closed at 13075.66, down 1.06% [1] Key Performers in Rubber Sector - Yiwai Equipment (831834) closed at 26.00, up 30.00% with a trading volume of 141,700 shares and a transaction value of 332 million [1] - Kexin New Source (300731) closed at 49.72, up 9.39% with a trading volume of 228,800 shares and a transaction value of 1.122 billion [1] - Sanwei Co. (603033) closed at 13.22, up 6.27% with a trading volume of 299,200 shares and a transaction value of 392 million [1] - Zhenan Technology (300767) closed at 23.70, up 5.52% with a trading volume of 316,300 shares and a transaction value of 754 million [1] Fund Flow Analysis - The rubber sector saw a net inflow of 39.38 million from main funds, while retail investors experienced a net outflow of 116 million [2] - Speculative funds had a net inflow of 76.45 million [2] Individual Stock Fund Flow - Zhenan Technology (300767) had a main fund net inflow of 68.72 million, with a retail net outflow of 64.88 million [3] - Kexin New Source (300731) had a main fund net inflow of 60.62 million, with a retail net outflow of 21.22 million [3] - Sanwei Co. (603033) had a main fund net inflow of 9.68 million, with a retail net outflow of 11.59 million [3]

江苏科强新材料股份有限公司 关于控股股东、实际控制人及一致行动人权益变动触及1%整数倍 的提示性公告 本公司及董事会全体成员保证公告内容的真实、准确和完整，没有虚假记载、 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个别及连带 法律责任。 江苏科强新材料股份有限公司（以下简称"公司"）于2025年9月9日收到员工 持股平台无锡人和共聚投资合伙企业（有限合伙）、无锡科强投资合伙企业（有限合 伙）出具的《股份减持进展告知函》，无锡人和共聚投资合伙企业（有限合伙）于 2025 年8月1日至 2025年8月7日期间，通过集中竞价累计减持公司125,988股股份，占公司总 股本的0.0970%，无锡科强投资合伙企业（有限合伙）于2025年7月31日至2025年9月9 日期间，通过集中竞价累计减持公司1,015,722股股份，占公司总股本的0.7814%。 证券代码：873665 证券简称：科强股份 公告编号：2025-097 上述股份减持导致控股股东、实际控制人及一致行动人持有公司股份比例从 38.8489%减少至37.9706%，权益变动触及 1%的整数倍。现将其权益变动有关情况公告 如下： 一、本 ...

Market Overview - The rubber sector experienced a decline of 0.34% on September 10, with Sanwei Equipment leading the drop [1] - The Shanghai Composite Index closed at 3812.22, up 0.13%, while the Shenzhen Component Index closed at 12557.68, up 0.38% [1] Stock Performance - Notable gainers in the rubber sector included: - Kexin New Source (300731) with a closing price of 45.01, up 4.38% and a trading volume of 136,100 shares, totaling 613 million yuan [1] - Tiantian Technology (300587) closed at 8.96, up 2.28% with a trading volume of 422,500 shares, totaling 376 million yuan [1] - Significant decliners included: - Sanwei Equipment (831834) which closed at 15.79, down 7.93% with a trading volume of 70,100 shares, totaling 113 million yuan [2] - Quancheng Shares (605183) closed at 20.55, down 3.20% with a trading volume of 29,600 shares, totaling 61.52 million yuan [2] Capital Flow - The rubber sector saw a net inflow of 13.648 million yuan from institutional investors, while retail investors contributed a net inflow of 56.306 million yuan [2] - However, speculative funds experienced a net outflow of 69.9536 million yuan [2] Individual Stock Capital Flow - Kexin New Source (300731) had a net inflow of 49.3875 million yuan from institutional investors, while it faced a net outflow of 23.2366 million yuan from speculative funds [3] - Sanwei Shares (603033) recorded a net inflow of 10.5857 million yuan from institutional investors, with a net outflow of 9.2531 million yuan from speculative funds [3] - Other notable stocks included: - Lian Ke Technology (001207) with a net inflow of 9.0254 million yuan from institutional investors [3] - Shuangjian Shares (002381) faced a net outflow of 1.8029 million yuan from institutional investors [3]

国联民生证券承销保荐有限公司 关于江苏科强新材料股份有限公司 2025 年半年度持续督导跟踪报告 根据《证券发行上市保荐业务管理办法》《北京证券交易所股票上市规则》 等有关法律法规、规范性文件等的规定，国联民生证券承销保荐有限公司（以下 简称"国联民生承销保荐"、"保荐机构"）作为江苏科强新材料股份有限公司（以 下简称"科强股份"）的保荐机构，负责科强股份的持续督导工作，并出具 2025 年半年度持续督导跟踪报告。 | 项目 | 工作内容 | | --- | --- | | 审阅公司信息披露文件 | 审阅科强股份信息披露文件及其他相关文件，并保证制 | | | 作、出具的文件内容的真实性、准确性和完整性，不存在 | | | 任何虚假记载、误导性陈述或者重大遗漏。 | | 督导公司建立健全并有效执行规则制度 | 督导科强股份建立健全并有效执行公司治理制度（包括： | | | 关联交易决议制度、承诺管理制度、舆情管理制度等）。 | | 募集资金使用监督 | 按照中国证监会和北京证券交易所的相关规定对科强股 份开展募集资金存放与使用情况的核查工作，并出具相关 | | | 核查报告。 | | 督导公司规范运作 | 督 ...

Core Viewpoint - Jiangsu Keqiang New Materials Co., Ltd. has demonstrated resilient operations and improved cash flow despite facing industry cyclical adjustments and intensified market competition, laying a solid foundation for high-quality development in the second half of 2025 [1] Financial Performance - For the first half of 2025, the company achieved operating revenue of 150 million yuan, with a net cash flow from operating activities of 38.34 million yuan, reflecting a significant year-on-year increase of 34.89% [2] - As of the end of the reporting period, total assets reached 820 million yuan, with net assets attributable to shareholders at 712 million yuan, a year-on-year growth of 0.36% [2] - The company maintained a low debt-to-asset ratio of 12.97%, indicating a healthy financial structure and strong debt repayment capability [2] - Among its four core products, revenue from rubber sealing products grew by 29.68%, showcasing effective market expansion in downstream sectors such as petrochemicals and metallurgy [2] - Export revenue reached 15.31 million yuan, marking a year-on-year increase of 30.74%, with products sold to countries including South Korea, Thailand, India, and Mexico [2] Technological Innovation - Research and development investment increased by 8.68% during the reporting period, resulting in the addition of 2 new utility model patents, bringing the total to 89 patents, including 8 invention patents [3] - The company has been recognized as a "National Specialized and Innovative Enterprise" and a "High-tech Enterprise," and has been included in various provincial technology centers, reflecting its strong technological innovation capabilities [3] - The company has implemented the ISO14001 environmental management system, ensuring compliance in waste gas, wastewater, noise, and solid waste management across its three plants [3] - In the first half of 2025, the company generated 219,100 kWh of electricity through its photovoltaic system, enhancing the proportion of green energy usage [3] - Employee welfare is prioritized, with comprehensive labor protection, health check-ups, and a diverse benefits system, alongside ISO45001 certification for occupational health and safety [3] Strategic Focus - The company is actively responding to market changes by optimizing product structure, expanding into emerging markets, and strengthening R&D investments to enhance core competitiveness [4] - It aims to deepen its presence in downstream sectors such as rail transportation, petrochemicals, and new energy, promoting the localization and internationalization of high-performance rubber products [4] - The company emphasizes a sustainable development approach that integrates economic, social, and environmental considerations, driving efforts through technological innovation and green manufacturing [4] - Analysts suggest that with the gradual clarification of industry policies and the deepening of the company's strategies, it is expected to continue leading innovation in the high-end rubber products sector and achieve long-term stable growth [4]

专项报告 本公司及董事会全体成员保证公告内容的真实、准确和完整，没有虚假记载、 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个别及连 带法律责任。 证券代码：873665 证券简称：科强股份 公告编号：2025-094 江苏科强新材料股份有限公司 2025 年半年度募集资金存放、管理与实际使用情况的 截至 2025 年 6 月 30 日，公司募集资金及利息余额为 14,510.30 万元，其中 公司使用闲置募集资金购买大额存单余额为 6,000.00 万元，募集资金产生利息 124.17 万元。 二、募集资金管理情况 根据有关法律法规的规定，遵循规范、安全、高效、透明的原则，公司制定 了《募集资金管理办法》，对募集资金的存储、审批、使用、管理与监督做出了 明确的规定，以在制度上保证募集资金的规范使用。 2023 年 9 月 14 日，本公司与中国工商银行股份有限公司江阴支行和华英证 券有限责任公司签署《募集资金专户三方监管协议》，在工商银行江阴霞客支行 开设募集资金专项账户（账号：1103035329100105763）。2023 年 9 月 14 日，本 公司与中国农业银行股份有限公司江阴 ...

证券代码：873665 证券简称：科强股份 公告编号：2025-095 一、 委托理财概述 （一） 委托理财目的 为提高资金使用效率，提升收益水平，在确保公司正常经营活动资金需求的 前提下，公司拟使用部分闲置自有资金进行现金管理，以提高资金使用效率和收 益，为公司股东谋取更好的回报。 （二） 委托理财金额和资金来源 公司拟进行的现金管理的金额不超过人民币 20,000 万元（含本数），资金 来源为公司闲置自有资金。在上述额度内，资金可以循环滚动使用，委托理财取 得的收益可进行再投资，再投资的金额不包含在上述额度以内。 （三） 委托理财方式 1、 预计委托理财额度的情形 公司拟使用额度不超过人民币 20,000 万元（含本数）的闲置自有资金进行 现金管理，购买安全性高、流动性好、风险低的理财产品，且该等现金管理产品 不得用于质押，不用于以证券投资为目的的投资行为。 江苏科强新材料股份有限公司 关于使用闲置自有资金进行现金管理的公告 本公司及董事会全体成员保证公告内容的真实、准确和完整，没有虚假记载、 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个别及连 带法律责任。 二、 决策与审议程序 公司 ...

证券代码：873665 证券简称：科强股份 公告编号：2025-093 江苏科强新材料股份有限公司 第三届董事会第二十三次会议决议公告 本公司及董事会全体成员保证公告内容的真实、准确和完整，没有虚假记载、 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个别及连 带法律责任。 一、会议召开和出席情况 （一）会议召开情况 1.会议召开时间：2025 年 8 月 22 日 2.会议召开地点：公司会议室 3.会议召开方式：现场 4.发出董事会会议通知的时间和方式：2025 年 8 月 12 日以书面方式发出 5.会议主持人：董事长周明先生 1.议案内容： 根据《公司法》《证券法》《北京证券交易所上市规则》等法律法规及《公司 章程》有关规定，公司编制了《2025 年半年度报告》及《2025 年半年度报告摘 要》。 具体内容请详见公司同日在北京证券交易所指定信息披露平台 （www.bse.cn）披露的《2025 年半年度报告》(公告编号：2025-091)《2025 年 半年度报告摘要》(公告编号：2025-092)。 6.会议列席人员：董事会秘书和非董事高级管理人员 7.召开情况合法、合规、合章程性说明 ...

证券之星消息，8月6日橡胶板块较上一交易日上涨2.28%，科创新源领涨。当日上证指数报收于 3633.99，上涨0.45%。深证成指报收于11177.78，上涨0.64%。橡胶板块个股涨跌见下表： | 代码 | 名称 | 收盘价 | 涨跌幅 | 成交量(手) | 成交额(元) | | --- | --- | --- | --- | --- | --- | | 300731 | 科创新源 | 47.12 | 19.99% | 29.65万 | 13.45 Z | | 300767 | 震安科技 | 16.70 | 14.78% | 48.82万 | 7.81亿 | | 832225 | 利通科技 | 21.83 | 7.96% | 8.33万 | 1.77亿 | | 301459 | 丰茂股份 | 49.87 | 5.41% | 5.09万 | 2.52亿 | | 300121 | 阳分布套 | 13.88 | 3.50% | 16.72万 | 2.28亿 | | 871694 | 中裕科技 | 21.40 | 2.88% | 1.80万 | 3821.34万 | | 301300 | 远翔新材 | 41.16 ...

江苏科强新材料股份有限公司（以下简称"公司"）于2025年7月30日收到员 工持股平台无锡人和共聚投资合伙企业（有限合伙）、无锡科强投资合伙企业（有限 合伙）出具的《股份减持进展告知函》，无锡人和共聚投资合伙企业（有限合伙）于2025 年7月28日至2025年7月30日期间，通过集中竞价累计减持公司248,130股股份，占公司 总股本的0.1909%，无锡科强投资合伙企业（有限合伙）于2025年7月29日至2025年7 月30日期间，通过集中竞价累计减持公司223,483股股份，占公司总股本的0.1719%。 上述股份减持导致控股股东、实际控制人及一致行动人持有公司股份比例从 39.2118%减少至38.8489%，权益变动触及 1%的整数倍。现将其权益变动有关情况公告 如下： 一、本次权益变动基本情况 证券代码：873665 证券简称：科强股份 公告编号：2025-090 江苏科强新材料股份有限公司 关于控股股东、实际控制人及一致行动人权益变动触及1%整数倍 的提示性公告 本公司及董事会全体成员保证公告内容的真实、准确和完整，没有虚假记载、 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个别 ...