长华化学公告，特定股东上海创丰昕汇创业投资管理有限公司－厦门创丰昕辉投资管理合伙企业（有限 合伙）及一致行动人持有618.08万股，占4.44%；因资金需求，拟于2025年9月16日至2025年12月15日， 通过集中竞价或大宗交易减持不超过417.42万股，占3%。其中任意连续90日内集中竞价减持不超过 1%，大宗交易减持不超过2%。 ...

证券代码：301518 证券简称：长华化学 公告编号：2025-062 公司于近日收到特定股东厦门创丰及其一致行动人厦门昕锐、宁波创丰出具 的《关于股份减持计划的告知函》，现将有关情况公告如下： 一、股东的基本情况 | 序 号 | 股东名称 | 持股数量 （股） | 占剔除回购股份数后 公司总股本比例 | | --- | --- | --- | --- | | 1 | 上海创丰昕汇创业投资管理有限公司－厦门创丰 | 3,616,735 | 2.60% | | | 昕辉投资管理合伙企业（有限合伙） | | | | 2 | 上海创丰昕汇创业投资管理有限公司－厦门创丰 昕锐创业投资合伙企业（有限合伙） | 1,282,051 | 0.92% | | 3 | 上海创丰昕汇创业投资管理有限公司－宁波保税 | 1,282,051 | 0.92% | | | 区创丰昕汇创业投资合伙企业（有限合伙） | | | | | 合计 | 6,180,837 | 4.44% | 长华化学科技股份有限公司 关于股东股份减持计划的预披露公告 公司特定股东上海创丰昕汇创业投资管理有限公司－厦门创丰昕辉投资管 理合伙企业（有限合伙）及其一致行 ...

关于长华化学科技股份有限公司 2025 年半年度持续督导跟踪报告 东吴证券股份有限公司 | 保荐机构名称：东吴证券股份有限公司 | 被保荐公司简称：长华化学 | | --- | --- | | 保荐代表人姓名：陈勇 | 联系电话：010-66215345 | | 保荐代表人姓名：尹鹏 | 联系电话：010-66215345 | | 报告事项 | 说明 | | --- | --- | | 1.保荐代表人变更及其理由 | 无 | | 2.报告期内中国证监会和本所对保荐机构或者其保荐的公 司采取监管措施的事项及整改情况 | 报告期内不存在中国证监会和 深交所对本项目发行人或因本 项目对保荐机构采取监管措施 | | | 的事项及整改情况。 | | 3.其他需要报告的重大事项 | 无 | 一、 保荐工作概况 | 项目 | 工作内容 | | --- | --- | | 1、 公司信息披露审阅情况 | | | （1）是否及时审阅公司信息披露文件 | 是 | | （2）未及时审阅公司信息披露文件的次数 | 次 0 | | 督导公司建立健全并有效执行规章制度的情况 2、 | | | （1）是否督导公司建立健全规章制度（包括但不 ...

Core Viewpoint - Changhua Chemical is focusing on optimizing its product and customer structure, implementing differentiated competition and cost reduction strategies, leading to a significant increase in net profit for the first half of 2025 [1] Group 1: Company Performance - In the first half of 2025, Changhua Chemical achieved a net profit of 41.1285 million yuan, representing a 62.71% increase compared to the same period last year [1] Group 2: Project Development - The company is developing a carbon dioxide polyether project with an annual production capacity of 80,000 tons, which aligns with the industry's green development trends and national "dual carbon" policies [1] - The carbon dioxide polyether project is expected to enhance existing business operations and has applications in various fields, including adhesives and automotive composite materials [1] Group 3: Market Potential - The market for carbon dioxide polyether is anticipated to grow due to its high performance, carbon neutrality, and recyclability, with potential customers seeking green, cost-effective solutions [2] - The demand for green low-carbon chemicals is expected to increase as global chemical industry transitions accelerate, driven by stricter carbon reduction policies [2] - The polyurethane materials made from carbon dioxide polyether are expected to see expanding market capacity in the future due to their excellent performance and ease of degradation and recycling [2]

Group 1: Company Overview - In the first half of 2025, the company achieved a net profit of 41.1285 million yuan, an increase of 62.71% compared to the same period last year [2] - The company implemented a differentiated competition strategy and continued to promote comprehensive cost reduction and efficiency enhancement [2] Group 2: Project Introduction - The "Carbon Dioxide Polyether Project (Phase I)" aims to build a facility with an annual production capacity of 80,000 tons of carbon dioxide polyether, expanding the company's specialty polyether business [2] - This project aligns with the company's main business, development strategy, and customer needs, enhancing existing operations and responding to the trend of green economy and "dual carbon" policies [2][3] Group 3: Application and Advantages - Carbon dioxide polyether can be applied in various fields, including flame composite foam, polyester foam, and green low-carbon products, offering superior mechanical strength, hydrolysis resistance, and chemical resistance [4] - Compared to traditional polyols, carbon dioxide polyether provides unique advantages in the automotive industry, such as high performance, carbon neutrality, and recyclability [4] Group 4: Market Potential - The carbon dioxide polyether project has a broad market potential, including applications in automotive composite foam, general foam, synthetic leather, and water-based polyurethane dispersions [5] - The global chemical industry is experiencing three significant trends: accelerated green low-carbon transformation, technology-driven industrial upgrades, and deepened regional supply chain adjustments [5] - The demand for green low-carbon chemical products is expected to grow due to the strengthening of carbon reduction policies worldwide [5][6]

Group 1 - The company, Changhua Chemical, announced on September 1 that it has repurchased approximately 1.04 million shares, accounting for 0.74% of its total share capital, with a total transaction amount of about 18.21 million yuan [1][1][1] - The highest transaction price for the repurchased shares was 18.69 yuan per share, while the lowest was 16.04 yuan per share [1][1][1] - As of the report, Changhua Chemical's market capitalization is 3.6 billion yuan [1][1][1] Group 2 - For the first half of 2025, the revenue composition of Changhua Chemical is as follows: ordinary polymer polyols account for 65.34%, high-activity polymer polyols account for 26.68%, soft foam and CASE-type polyether polyols account for 6.8%, and other businesses account for 1.18% [1][1][1]

证券代码：301518 证券简称：长华化学 公告编号：2025-061 长华化学科技股份有限公司 关于回购公司股份的进展公告 具体内容详见公司分别于 2024 年 11 月 12 日、12 月 4 日在巨潮资讯网披露的 《关于回购公司股份方案暨取得金融机构股票回购专项贷款承诺书的公告》（公告 编号：2024-038）、《回购股份报告书》（公告编号：2024-042）。 二、回购进展情况 根据《公司法》《证券法》《上市公司股份回购规则》《深圳证券交易所上市 公司自律监管指引第 9 号——回购股份》等法律法规和规范性文件及《公司章程》 的有关规定：在回购股份期间，上市公司应当在每个月的前三个交易日内，公告截 至上月末的回购进展情况。现将公司截至上月末的回购股份进展情况公告如下： 截至 2025 年 8 月 31 日，公司通过回购专用证券账户以集中竞价交易方式累计 回购公司股份 1,039,718 股，占公司目前总股本的 0.74%，购买股份的最高成交价 为 18.69 元/股，最低成交价为 16.04 元/股，成交总金额为 18,208,981.10 元（不 含交易费）。 上述回购资金来源为公司自有资金及股票回购 ...

Market Overview - On August 29, the chemical products sector rose by 0.89%, with Aipu Co., Ltd. leading the gains [1] - The Shanghai Composite Index closed at 3857.93, up 0.37%, while the Shenzhen Component Index closed at 12696.15, up 0.99% [1] Top Gainers in Chemical Sector - Aipu Co., Ltd. (603020) closed at 10.87, up 10.02% with a trading volume of 402,700 shares and a turnover of 424 million yuan [1] - Jianye Co., Ltd. (603948) closed at 29.17, up 9.99% with a trading volume of 49,200 shares and a turnover of 144 million yuan [1] - AkzoNobel (603722) closed at 56.46, up 8.16% with a trading volume of 63,500 shares and a turnover of 347 million yuan [1] - JuHua Co., Ltd. (600160) closed at 38.69, up 6.88% with a trading volume of 792,300 shares and a turnover of 3.027 billion yuan [1] Top Losers in Chemical Sector - ST Quantai (300225) closed at 5.16, down 7.03% with a trading volume of 300,300 shares and a turnover of 159 million yuan [2] - Matsui Co., Ltd. (688157) closed at 40.36, down 6.57% with a trading volume of 55,000 shares and a turnover of 226 million yuan [2] - Kaimete Gas (002549) closed at 15.98, down 4.65% with a trading volume of 1,144,000 shares and a turnover of 1.873 billion yuan [2] Fund Flow Analysis - The chemical products sector experienced a net outflow of 1.219 billion yuan from institutional investors, while retail investors saw a net inflow of 701 million yuan [2] - The sector's overall fund flow indicates a mixed sentiment, with institutional selling and retail buying [2] Individual Stock Fund Flow - Sanmei Co., Ltd. (603379) had a net inflow of 90.6979 million yuan from institutional investors, while retail investors had a net outflow of 11.25% [3] - Newhan New Materials (301076) saw a net inflow of 90.5876 million yuan from institutional investors, with a retail net outflow of 8.07% [3] - Silicon Treasure Technology (300019) had a net inflow of 78.6861 million yuan from institutional investors, but retail investors experienced a net outflow of 5.19% [3]

Core Viewpoint - Longhua Chemical (301518) reported a decline in total revenue for the first half of 2025, but a significant increase in net profit, indicating improved profitability despite lower sales [1] Financial Performance - Total revenue for the first half of 2025 was 1.23 billion yuan, a decrease of 15.8% year-on-year [1] - Net profit attributable to shareholders was 41.13 million yuan, an increase of 62.71% year-on-year [1] - In Q2 2025, total revenue was 651 million yuan, down 18.52% year-on-year, while net profit was 22.43 million yuan, up 589.05% year-on-year [1] - Gross margin increased by 56.03% to 6.39%, and net margin rose by 93.1% to 3.34% [1] - Total operating expenses were 31.48 million yuan, accounting for 2.56% of revenue, an increase of 25.3% year-on-year [1] - Earnings per share rose to 0.30 yuan, a 66.67% increase year-on-year [1] Business Model and Investment Returns - The company's return on invested capital (ROIC) was 3.85% last year, indicating weak capital returns [3] - Historical median ROIC since listing is 11.46%, suggesting better investment returns in the past [3] - The company's performance is heavily reliant on capital expenditures, necessitating careful evaluation of capital projects [3] Technological Development - Longhua Chemical has signed a joint development and licensing agreement with Econic for CO2 polyether catalyst technology [4] - The company is focusing on developing CO2 polyether production processes and applications, resulting in several patented technologies [4] - The CO2 polyether products developed have improved stability and environmental benefits, aligning with national green technology initiatives [4]

Group 1 - The core viewpoint of the article is that Changhua Chemical (301518.SZ) has reported its semi-annual results for 2025, highlighting the significant institutional ownership of its A-shares [1] - As of August 26, 2025, a total of 10 institutional investors hold 97.142 million shares of Changhua Chemical, representing 69.30% of the total share capital [1] - The top ten institutional investors include Jiangsu Changshun Group Co., Ltd., Zhangjiagang Huajin Enterprise Management Partnership (Limited Partnership), and Barclays Bank PLC, among others [1] - Compared to the previous quarter, the combined shareholding ratio of the top ten institutional investors has decreased by 1.57 percentage points [1] Group 2 - In terms of foreign investment, one new foreign institution disclosed its holdings this period, which is Barclays Bank PLC [2]