一、感光材料业相关概述 感光材料是指一种具有光敏特性的半导体材料，因此又称之为光导材料或是光敏半导体。感光材料的核 心特性是其对光的敏感性，在无光的状态下呈绝缘性，在有光的状态下呈导电性。根据感光原理的不 同，感光材料可以分为银盐感光材料、非银盐感光材料两大类。银盐感光材料是最早也是最经典的感光 材料，广泛应用于摄影领域。非银盐感光材料则包括重氮感光材料、光导材料、光敏电阻等，它们在印 刷、电子、医疗等领域发挥着重要作用。 相关企业：焦作市蓝壳化工有限公司、江苏宝利印刷版材有限公司、无锡市翔程工贸有限公司、无锡阿 尔梅新材料有限公司、湖南初源新材料股份有限公司等。 关键词：感光材料行业发展历程、感光材料行业产业链、感光材料行业市场规模 内容概要：近年来，随着数字化、智能化技术的快速发展，感光材料在数字印刷、电子封装和半导体制 造等领域的应用不断扩展。这些领域对高精度、高性能感光材料的需求日益增长，推动了感光材料市场 的扩大。同时，中国政府实施了一系列鼓励发展先进制造和高新技术产业的政策措施，这为感光材料行 业提供了有利的外部环境，推动了行业的快速发展。数据显示，我国感光材料行业市场规模呈现上升趋 势，2019 ...

证券代码：300537 证券简称：广信材料 公告编号：2025-062 江苏广信感光新材料股份有限公司 关于出售控股子公司股权的公告 公司及董事会全体成员保证信息披露的内容真实、准确、完整，没有虚假记载、 误导性陈述或重大遗漏。 一、交易概述 1、深圳市乐建感光材料科技有限公司（以下简称"深圳乐建"或"标的公司"） 系江苏广信感光新材料股份有限公司（以下简称"公司"或"广信材料"）控股子 公司，公司持有深圳乐建 75%股份。 根据公司进一步整合资源、发挥集中运营优势的经营战略，基于公司龙南基地 逐步投产及 PCB 光刻胶业务逐步整合的进展，公司将逐步整合原有分散业务进行集 中运营管理，降低多基地运营的重复费用。公司为进一步整合公司资源、优化资产 结构，有效降低经营成本、提高运营效率，更好地维护公司及全体股东的利益，于 2025 年 7 月 31 日与自然人柯明喜先生（以下简称"买方"）在深圳市签署《股权转 让协议》，建立在双方自愿、平等、公允、合法的基础上，并经双方就深圳乐建之 财务情况、技术能力、业务体量及发展前景进行充分协商谈判后，公司决定将持有 的深圳乐建 75%股权以及持有的对深圳乐建的应收借款本金 ...

证券代码：300537 证券简称：广信材料 公告编号：2025-061 江苏广信感光新材料股份有限公司 第五届监事会第十五次会议决议公告 本公司及监事会全体成员保证信息披露的内容真实、准确、完整，没有虚假记 载、误导性陈述或重大遗漏。 一、会议召开和出席情况 江苏广信感光新材料股份有限公司（以下简称 "公司"）第五届监事会第十五 次会议于2025年7月31日在公司二楼会议室以现场方式召开，会议由公司监事会主席 谭彩云女士召集和主持。经沟通确认，全体监事一致同意豁免本次监事会会议提前 通知时限的要求。会议应出席监事3名，实际出席监事3名。 本次会议的出席人数、召开程序、议事内容均符合《公司法》和《公司章程》 的规定，会议合法有效。 二、会议审议议案情况 1．审议通过《关于出售控股子公司股权的议案》 监事会认为：公司此次出售控股子公司深圳市乐建感光材料科技有限公司（以 下简称"深圳乐建"）股权相关事项，能够有效降低多基地运营的管理成本，有利于 公司整合公司资源、优化资产结构，更好地维护公司及全体股东的利益，符合公司 整体发展战略规划，有利于公司未来长期发展。不存在损害上市公司及中小股东利 益的情形。 表决结果：同 ...

证券代码：300537 证券简称：广信材料 公告编号：2025-060 江苏广信感光新材料股份有限公司 第五届董事会第十五次会议决议公告 本公司及董事会全体成员保证信息披露的内容真实、准确、完整，没有虚假记 载、误导性陈述或重大遗漏。 一、会议召开和出席情况 江苏广信感光新材料股份有限公司（以下简称"公司"）第五届董事会第十五次会 议于2025年7月31日在公司二楼会议室以现场结合通讯方式召开，会议由公司董事长 李有明先生召集和主持。经沟通确认，全体董事一致同意豁免本次董事会会议提前通 知时限的要求。会议应出席董事9名，实际出席董事9名，独立董事吴颖昊先生、王健 先生、刘晓亚女士以通讯方式参会。公司监事、高级管理人员列席了本次会议。 本次会议的出席人数、召开程序、议事内容均符合《公司法》和《公司章程》的 规定，会议合法有效。 二、会议审议议案情况 1．审议通过《关于出售控股子公司股权的议案》 董事会认为：公司为进一步整合公司资源、优化资产结构，有效降低经营成本、 提高运营效率，更好地维护公司及全体股东的利益，公司决定将持有的深圳市乐建感 光材料科技有限公司（以下简称"深圳乐建"）75%股权以及持有的对深圳乐建 ...

Summary of Key Points Core Viewpoint - The latest fund repositioning reveals that 637 stocks have been newly added to fund holdings, with 14 stocks having a new holding ratio exceeding 3% [1] Group 1: Fund Repositioning Data - A total of 2950 stocks appeared in the fund's heavy holdings list, with 637 stocks newly entering the list, 1139 stocks being increased, 1148 stocks being reduced, and 26 stocks remaining unchanged from the previous quarter [1] - Among the newly added stocks, 351 are from the Shanghai and Shenzhen main boards, 194 from the ChiNext, 64 from the Sci-Tech Innovation Board, and 26 from the Beijing Stock Exchange [1] - The industry distribution shows a concentration in basic chemicals, machinery equipment, and electronics, with 74, 63, and 56 stocks respectively being newly added to fund holdings [1] Group 2: High Proportion New Holdings - The stocks with the highest new holding ratios include Guangxin Materials, which was newly included in 11 fund heavy holdings with a total holding of 11.90 million shares, accounting for 8.27% of circulating shares [2] - Youfang Technology was included in 21 funds with a total holding of 6.97 million shares, representing 7.59% of circulating shares [2] - Other notable stocks with high new holding ratios include Ketaobiology, Shutaishen, and Haotong Technology, with holding ratios of 7.52%, 6.99%, and 5.67% respectively [2] Group 3: Market Performance of Newly Added Stocks - The average increase of high proportion newly added stocks since the second quarter is 87.07%, with 13 stocks showing an increase [2] - The top performers include Shutaishen, with a rise of 597.35%, followed by Sifang Precision and Huicheng Shares, with increases of 166.84% and 111.92% respectively [2] - Only one stock, Haitong Development, showed a decline, with a decrease of 1.89% [2] Group 4: Performance Statistics - Among the high proportion held stocks, only one has reported semi-annual results, with Haitong Development showing a net profit decline of 64.14% year-on-year [2]

Group 1 - A total of 413 stocks have been newly added to the fund's heavy holdings list, with 26 stocks having a new position ratio exceeding 1% [1] - Among the newly added stocks, 241 are from the Shanghai and Shenzhen main boards, 112 from the ChiNext, 40 from the Sci-Tech Innovation Board, and 18 from the Beijing Stock Exchange [1] - The industries with the highest concentration of newly added stocks are basic chemicals, electronics, and power equipment, with 46, 39, and 35 stocks respectively [1] Group 2 - The stock with the highest new holding ratio is Youfang Technology, which was included in 14 fund heavy holdings with a total holding of 6.4711 million shares, accounting for 7.05% of its circulating shares [2] - Other notable stocks with high new holding ratios include Guangxin Materials at 6.38%, Haotong Technology at 5.67%, Zhidema at 4.51%, and Runong Irrigation at 4.48% [2] - The average increase of high new holding stocks since the second quarter is 50.14%, with notable gainers including Shutaishen at 544.63% and Sifang Jichuang at 189.92% [2][3] Group 3 - Four stocks have released mid-year performance forecasts, with two expecting profit increases; the highest expected net profit growth is from Lvtian Machinery, projected at 137 million yuan, a year-on-year increase of 60% [2] - The stock with the most fund holders among high new holdings is Yingshi Innovation, held by 162 funds, followed by Shutaishen and Sifang Jichuang with 19 and 16 funds respectively [2][3]

Core Viewpoint - The report highlights significant adjustments in the heavy holdings of Liu Gesong's six funds managed by GF Fund, particularly in the new energy vehicle and semiconductor sectors, with a notable shift towards new consumption, internet, and military industries [1][2]. Fund Holdings Adjustment - Liu Gesong's funds have reduced their positions in several previously favored stocks, including: - North Huachuang: Holdings decreased by approximately 17.69% to 161,240 shares [2]. - Seres: Holdings reduced by 9.14% [6]. - EVE Energy: Holdings decreased by 4.16% [6]. - JinkoSolar: Holdings down by 10.77% [6]. - Conversely, there has been a significant increase in holdings of stocks such as: - DeYe Co.: Increased by 40% [3][8]. - Xichuang Data: Increased by nearly 76% [3]. - Xiaomi Group-W: Increased by 25.66% [7]. Fund Performance - The overall performance of Liu Gesong's funds in Q2 was underwhelming, with all funds experiencing net redemptions: - The best-performing fund, GF Multi-Dimensional Emerging, recorded a net value growth rate of 7.91% [4]. - Other funds, such as GF Small Cap Growth A and C, reported growth rates of 2.38% and 2.28%, respectively [4]. - GF Innovation Upgrade and GF Technology Pioneer recorded negative returns [4]. Market Context - The A-share market saw mixed performance in Q2, with the Shanghai Composite Index rising by 3.26% and the Shenzhen Component Index slightly declining by 0.37% [5]. - Key sectors such as military, banking, and telecommunications showed significant gains, while sectors like food and beverage, home appliances, and steel performed poorly [5]. - Liu Gesong remains optimistic about the domestic economy's resilience, citing factors such as the easing of geopolitical tensions and supportive domestic policies [5].

Core Viewpoint - The company has successfully passed the NORSOK M-501:2022 standard testing for its HIPRO Graphene heavy-duty anti-corrosion coating, which is crucial for entering the high-barrier marine engineering coating market [1] Group 1: Company Developments - The company's subsidiary, Hanpu Graphene (Jiangxi) Co., Ltd., received a performance test report based on the NORSOK M-501 standard, indicating that its high-performance industrial functional coating has met stringent international standards [1] - The NORSOK M-501 standard is recognized as the most rigorous for anti-corrosion coatings, widely used in the marine protection sector, and serves as an international benchmark for marine equipment coating performance [1] Group 2: Industry Insights - Graphene-based solvent-free anti-corrosion coatings are environmentally friendly and offer significant advantages, including strong corrosion resistance, long service life, high strength, and excellent adhesion [2] - The new high-performance solvent-free graphene heavy-duty anti-corrosion coating solution is expected to enhance quality and efficiency for clients in the marine equipment sector, supporting domestic substitution efforts [2] Group 3: Financial Projections - The company has adjusted its profit expectations for 2026-2027, forecasting revenues of 620 million, 1.027 billion, and 1.457 billion yuan for 2025, 2026, and 2027 respectively, with net profits of 54 million, 135 million, and 227 million yuan [2] - Earnings per share (EPS) are projected to be 0.27, 0.67, and 1.13 yuan for the same years, with price-to-earnings (PE) ratios of 108, 43, and 26 [2]

Core Viewpoint - Guangxin Materials' high-performance industrial functional coating brand HIPRO Graphene has passed the NORSOK M-501 standard test, which is expected to enhance its international influence and open up more opportunities in the marine engineering equipment coating market [1] Group 1: Certification and Market Opportunities - The successful certification allows the company to participate in marine engineering equipment coating projects, potentially increasing its presence in high-end markets and international branding [1] - The marine engineering coating sector is a critical strategic layout and growth engine for the company, which has historically been dominated by international giants [1] - The company's self-inspection and third-party testing results have significantly exceeded those of common multinational brands, meeting the NORSOK M-501 standard requirements [1] Group 2: Innovation and Industry Transformation - The certification validates the company's new coating solutions as being at the international top level, marking a milestone for participation in marine engineering protective coating projects [1] - The company focuses on innovation to drive industry updates, providing technological momentum through the development of environmentally friendly high-performance graphene-modified anti-corrosion coatings [1] - The company aims to enhance product quality and value while avoiding low-price competition, thus promoting industry transformation [1] Group 3: Future Strategy and Customer Engagement - The company will accelerate engagement with strategic customers to facilitate the sales of coating solutions [1] - By leveraging its comprehensive advantages, the company seeks to strengthen its core capabilities and establish a high-end brand image and reputation [1]

Core Viewpoint - The company has successfully passed the NORSOK M-501 standard test for its high-performance industrial functional coating brand HIPRO Graphene, which will enhance its competitiveness in the marine engineering equipment coating market and increase its international brand influence [1][4]. Group 1: Industry Positioning - The marine coatings market, particularly for marine engineering equipment, is a key strategic focus and growth engine for the company, as it aims to address high-performance requirements in complex environments [2][4]. - The marine coatings sector is characterized by high barriers to entry, including technical, certification, industry accumulation, and brand barriers, which have traditionally been dominated by international giants [2][4]. Group 2: Product Performance and Innovation - Prior to passing the M-501 test, the company's eco-friendly high-performance graphene-modified anti-corrosion coatings exceeded the performance parameters of market-leading multinational brands [3]. - The NORSOK M-501 standard is crucial for entering the supply chain of high-end marine engineering users, such as offshore oil drilling platforms and FPSOs, and represents a significant milestone for the company [3][4]. Group 3: Strategic Development and Future Outlook - The certification accelerates the company's entry into the high-barrier marine engineering coatings market, reflecting its commitment to innovation and high-quality development [4][5]. - The company aims to establish a high-end brand image and reputation in the marine coatings sector by focusing on innovative solutions that enhance product quality and value, avoiding price competition [4][5].