湖南华民控股集团股份有限公司 证券代码：300345 证券简称：华民股份 公告编号：（2026）005号 湖南华民控股集团股份有限公司 关于变更签字会计师的公告 本公司及董事会全体成员保证公告内容真实、准确和完整，没有虚假记载、 误导性陈述或重大遗漏。 中审众环作为公司 2025 年度审计机构，原指派项目合伙人肖明明、注册会 计师张凯作为签字注册会计师为公司提供审计服务。鉴于原签字注册会计师张凯 工作调整，现指派刘艳林接替张凯作为公司 2025 年度审计项目的签字注册会计 师。本次变更后，项目合伙人仍为肖明明，签字注册会计师为刘艳林。 二、本次变更签字注册会计师的信息 1、基本信息 签字注册会计师：刘艳林，2018 年成为中国注册会计师，2015 年起开始从 事上市公司审计，2015 年起开始在中审众环执业，最近 3 年签署 3 家上市公司 审计报告。 湖南华民控股集团股份有限公司（以下简称"公司"）于 2025 年 4 月 24 日、2025 年 5 月 16 日分别召开了第五届董事会第十三次会议、2024 年度股东会， 审议通过了《关于续聘 2025 年度审计机构的议案》，同意续聘中审众环会计师事 务所（ ...

Core Viewpoint - Huamin Co., Ltd. has established deep cooperation with the upstream and downstream of the space photovoltaic industry chain, providing various specifications of P-type HJT dedicated silicon wafers for application testing [1][2] Group 1: Company Developments - In 2023, Huamin Co., Ltd. has laid out the HJT dedicated silicon wafer field and has introduced impurity control technology in the half-wafer cutting process [1] - The first phase of the "10GW heterojunction battery dedicated monocrystalline silicon wafer project" under Honghui New Energy has achieved stable mass production of 5GW capacity [1] - The project mainly produces dedicated silicon wafers for heterojunction, requiring higher standards for thin cutting, precision cutting, and yield [1] Group 2: Industry Trends - The global commercial aerospace industry is accelerating, with P-type HJT batteries becoming the main technological path for the commercialization of space photovoltaics due to their high conversion efficiency, cost advantages, and ultra-thin flexible adaptation [2] - Huamin Co., Ltd. has successfully developed thinner G12 (40μm) half-wafers and is supplying 100μm dedicated silicon wafers in bulk [2] - The chain-type impurity control technology enhances the efficiency distribution uniformity of HJT batteries, contributing to continuous cost reduction and efficiency improvement in the HJT industry [2] Group 3: Competitive Advantages - Huamin Co., Ltd.'s HJT dedicated silicon wafers possess three core competitive advantages: ultra-thin, superior performance, and flexibility, which are expected to strengthen its competitive position in the core material sector of space photovoltaics [2] - The P-type ultra-thin high-efficiency HJT dedicated silicon wafers have completed product sample delivery and have initially achieved market sales, demonstrating high market premium capability [2] - The upcoming explosive growth phase of the space photovoltaic industry is anticipated to become a key driver for the company's long-term performance growth [2]

每经AI快讯，有投资者在投资者互动平台提问：贵公司有生产销售HJT电池专用硅片？ （文章来源：每日经济新闻） 华民股份（300345.SZ）2月9日在投资者互动平台表示，公司生产销售HJT专用单晶硅片，作为业内首 家布局吸杂工艺的硅片企业，公司HJT电池专用硅片生产线配套了行业领先的链式吸杂设备及工艺，可 净化硅片内部杂质、提升少子寿命、降低硅料使用成本，助力异质结电池降本增效。目前，公司已成功 研发出更薄的G12（40μm）半片并量产100μm异质结电池专用硅片，公司产品通过精密切割、薄片化处 理、高良率提质等工艺，获得了下游客户的一致认可。未来公司将充分发挥HJT切片领域的专业优势， 积极探索新兴业务发展机遇。 ...

格隆汇2月9日丨华民股份(300345.SZ)在互动平台表示，公司生产销售HJT专用单晶硅片，作为业内首家 布局吸杂工艺的硅片企业，公司HJT电池专用硅片生产线配套了行业领先的链式吸杂设备及工艺，可净 化硅片内部杂质、提升少子寿命、降低硅料使用成本，助力异质结电池降本增效。目前，公司已成功研 发出更薄的 G12（40μm）半片并量产 100μm 异质结电池专用硅片，公司产品通过精密切割、薄片化处 理、高良率提质等工艺，获得了下游客户的一致认可。未来公司将充分发挥HJT切片领域的专业优势， 积极探索新兴业务发展机遇。 ...

格隆汇2月9日丨华民股份(300345.SZ)在互动平台表示，目前公司暂未直接向商业航天领域客户提供产 品。公司主营业务为单晶硅棒、切片及HJT电池专用单晶硅片的研发与生产，下游客户为光伏电池厂 商，公司在单晶硅棒拉制、精密切割、薄片化处理、高良率控制以及产品品质提升等方面具备技术优 势，能够充分满足下游客户差异化、定制化需求，提供高质量的硅棒和硅片产品。未来公司将根据战略 规划，充分发挥在拉晶、切片以及HJT切片领域的专业优势，积极探索新兴业务领域，推动公司高质量 发展。 ...

Core Viewpoint - The A-share photovoltaic equipment sector has shown significant strength, with multiple stocks reaching their daily limit up on February 9, indicating a bullish trend in the market [1] Company Performance - Xiexin Integrated (协鑫集成) reached a limit up, closing at 5.04 yuan per share, marking its fourth consecutive limit up [1] - TCL Zhonghuan (TCL中环), along with other companies such as Aisxu Co., Ltd. (爱旭股份), also hit the limit up, reflecting strong investor interest [1] - Other companies like Juhua Materials (聚和材料), Yamaton (亚玛顿), and Saiwu Technology (赛伍技术) also experienced limit up, showcasing a broad rally in the sector [1] Market Trends - The overall performance of the photovoltaic equipment sector is characterized by multiple stocks hitting their daily limit up, indicating a robust market sentiment and potential growth in the industry [1] - The surge in stock prices suggests increasing investor confidence and interest in the photovoltaic equipment sector, which may be driven by favorable market conditions or developments in renewable energy [1]

02月09日消息，截止10:00，TOPCon电池板块走强，协鑫集成、爱旭股份、赛伍技术涨停，中来股份、 华民股份、仕净科技、林洋能源、东方日升、亿晶光电、罗博特科等个股涨幅居前。 声明：市场有风险，投资需谨慎。本文基于第三方数据库自动发布，不代表新浪财经观点，任何在本文 出现的信息均只作为参考，不构成个人投资建议。如有出入请以实际公告为准。如有疑问，请联系 biz@staff.sina.com.cn。 责任编辑：小浪快报 ...

Group 1 - The HJT battery sector is experiencing significant activity, with stocks such as Yabo Co., Hangxiao Steel Structure, GCL-Poly Energy, and Tuori New Energy reaching their daily limit up [1] - Other notable stocks with substantial gains include Zhongli Group, Saiwu Technology, Huamin Co., Dongfang Risen, TCL Zhonghuan, and Mingyang Smart Energy [1]

Group 1 - Zairun New Energy focuses on the research and development of perovskite battery core materials and equipment, with a strong emphasis on high-purity and high-stability products suitable for large-scale production [1] - The company has completed multiple pilot tests and its product performance has been validated by third-party authorities [1] - Zairun's high-radiation-resistant perovskite precursor materials enhance battery stability in extreme space environments, positioning the company to become a core supplier in the space photovoltaic supply chain [1] Group 2 - Aotwei is a leading domestic photovoltaic equipment enterprise, with early layouts in perovskite production line equipment and technology covering key processes such as laser etching and thin film deposition [2] - The company's self-developed laser repair equipment significantly improves battery yield and is at the forefront of industry standards [2] - Aotwei's equipment optimizes battery manufacturing processes to meet the stringent requirements of space photovoltaic applications, potentially making it a core supplier in this sector [2] Group 3 - Haiyou New Materials is a core supplier of photovoltaic packaging materials, focusing on the development of POE films and back sheets for perovskite batteries [3] - The company has developed radiation-resistant packaging films that ensure long-term stable operation of perovskite batteries in space environments [3] - As the space photovoltaic market scales, Haiyou is positioned to become a key supplier of packaging materials for perovskite batteries [3] Group 4 - Gaoce Co., Ltd. is a leading domestic company in photovoltaic cutting equipment and silicon wafer processing, actively developing ultra-thin silicon cutting technology for perovskite batteries [4] - The company's ultra-thin silicon wafers, with thicknesses as low as 50μm, meet the lightweight requirements of perovskite batteries [4] - Gaoce's technology supports the stringent demands of space photovoltaic applications, positioning it to become a core supplier of silicon wafers for perovskite batteries [4]

2025年，公司持续深耕光伏主业提质增效，并围绕源网荷储等前沿趋势积极拓展新兴业务协同发展。报 告期内，光伏新增装机规模保持同比增长，但行业仍面临阶段性供需失衡问题，主要产品价格仍处于相 对低位，随着行业自律限产稳价及落后产能清退推进，光伏产品价格有所回暖。公司积极把握行业发展 机遇，深耕细作，加大研发投入，通过全链条精益管控、工艺革新提效、数字化智造升级等降本举措， 非硅成本降至历史最低水平，公司整体毛利率有所改善。2025年，公司营业收入保持相对稳定，经营业 绩实现同比减亏。 格隆汇1月30日丨华民股份(300345.SZ)发布2025年度业绩预告，报告期内，归属于上市公司股东的净利 润为亏损1.5亿元—1.9亿元，上年同期亏损2.98亿元；扣除非经常性损益后的净利润为亏损1.58亿元— 1.98亿元，上年同期亏损3.04亿元。 ...