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。 证券代码：003022 证券简称：联泓新科 公告编号：2025-059 联泓新材料科技股份有限公司 关于锂电添加剂 VC 装置成功投产的公告 一、项目情况 联泓新材料科技股份有限公司（以下简称"公司"）控股子公司山东华宇同 方电子材料有限公司（以下简称"华宇同方"）在山东省济宁市汶上化工产业园 投资建设的 4000 吨/年锂电添加剂碳酸亚乙烯酯（VC）装置于 2025 年 12 月 22 日成功投产，已顺利产出合格产品。 二、对公司的影响 新能源电池材料是公司重要战略发展方向，公司本次投产的 VC 产品是目前 锂电池电解液中用量最大的添加剂品类，其作为有机成膜添加剂与过充电保护添 加剂，可以有效提高电池的容量和循环寿命，对锂电池综合性能的提升至关重要。 今年以来，受益于新能源汽车市场持续增长，以及储能需求爆发，叠加低空经济 等其他新兴领域的发展，锂电池电解液行业呈现加速增长趋势，整体景气度较高， 锂电溶剂、锂电添加剂等相关产品市场价格近期快速上涨。据行业机构预测，2026 年动力及储能电池需求增速预计超过 30% ...

Core Viewpoint - Lianhong New Materials Technology Co., Ltd. has shown a significant stock price increase of 39.10% year-to-date, with a recent market capitalization of 25.469 billion yuan, indicating strong investor interest and potential growth in the new materials sector [1][2]. Company Overview - Lianhong New Materials was established on May 21, 2009, and went public on December 8, 2020. The company specializes in the research, production, and sales of new materials [1]. - The company's main revenue sources include polypropylene special materials (27.50%), ethylene-vinyl acetate copolymer (26.28%), and other products [1]. Financial Performance - For the period from January to September 2025, Lianhong New Materials reported a revenue of 4.568 billion yuan, a year-on-year decrease of 8.02%. However, the net profit attributable to shareholders increased by 30.32% to 232 million yuan [2]. - The company has distributed a total of 929 million yuan in dividends since its A-share listing, with 454 million yuan distributed over the past three years [3]. Shareholder Information - As of September 30, 2025, the number of shareholders increased by 19.55% to 64,800, while the average circulating shares per person decreased by 16.36% to 20,585 shares [2]. - Notable institutional shareholders include Penghua CSI Segmented Chemical Industry Theme ETF and Southern CSI 500 ETF, with changes in their holdings observed [3].

Core Viewpoint - The article highlights the successful production launch of the integrated project by Lianhong New Materials, focusing on new energy materials and biodegradable materials, which is a significant step in the company's strategic development in these sectors [2][3]. Group 1: Project Overview - The total investment for the Lianhong Gelun integrated project is 12.5 billion yuan, located in the Lunan High-tech Chemical Park in Tengzhou, Shandong Province [2]. - The project commenced construction in April 2024 and achieved overall completion by September 2025 [2]. - Key production units include: - 300,000 tons/year Propylene Oxide (PO) and Hydrogen production unit launched on December 22 [2]. - 1.3 million tons/year Methanol to Olefins (MTO) and 200,000 tons/year Ethylene-Vinyl Acetate (EVA) units launched on December 10 [2]. - 240,000 tons/year Polyether Polyols (PPG) unit launched on November 5 [2]. Group 2: Technical Features and Applications - The PPG unit utilizes a continuous process with high conversion rates and low energy consumption, serving applications in home, automotive, and construction sectors [3]. - The MTO unit employs a new generation of technology from the Dalian Institute of Chemical Physics, optimizing methanol conversion rates and olefin selectivity, while reducing methanol consumption [3]. - The EVA unit, using a globally leading tubular process, will increase the company's EVA capacity to over 350,000 tons/year, enhancing flexibility in production and competitiveness in various applications such as photovoltaics, cables, and hot melt adhesives [4]. Group 3: Market Position and Future Prospects - Lianhong New Materials is a pioneer in developing photovoltaic film materials and has broken technological monopolies in the EVA production sector, contributing to the drafting of national standards for EVA [4]. - The integrated project positions the company to better meet the growing demand for high-end new materials, ensuring a stable supply of raw materials for downstream products [3].

Core Viewpoint - The announcement highlights the successful production launch of the integrated new energy materials and biodegradable materials project by Lianhong New Materials, marking a significant milestone for the company and the Shandong province [1] Group 1: Project Overview - The Lianhong Gelun integrated project is a major initiative located in the Lunan High-tech Chemical Park in Tengzhou, Shandong Province [1] - Construction of the project began in April 2024, with an expected overall completion date in September 2025 [1] Group 2: Production Details - The project includes several key production facilities: - 300,000 tons/year of propylene oxide (PO) facility commenced production on December 22 [1] - 1.3 million tons/year of methanol-to-olefins (MTO) facility and 200,000 tons/year of ethylene-vinyl acetate (EVA) facility started production on December 10 [1] - 240,000 tons/year of polyether polyols (PPG) facility began production on November 5 [1] - All production units successfully achieved initial operation and are currently running stably [1]

证券代码：003022 证券简称：联泓新科 公告编号：2025-058 联泓新材料科技股份有限公司 关于联泓格润一体化项目成功投产的公告 联泓格润一体化项目为山东省重大项目，位于山东省滕州市鲁南高科技化工 园区，2024 年 4 月开工建设，2025 年 9 月实现整体中交，其中：30 万吨/年环氧 丙烷（PO）装置和天然气制氢装置于 12 月 22 日投产，130 万吨/年甲醇制烯烃 （MTO）装置和 20 万吨/年乙烯-醋酸乙烯共聚物（EVA）装置于 12 月 10 日投 产，24 万吨/年聚醚多元醇（PPG）装置于 11 月 5 日投产。上述联泓格润一体化 项目装置均为一次性成功开车，并顺利产出合格产品，目前均稳定运行。 二、对公司的影响 联泓格润一体化项目是公司在新能源材料和生物可降解材料领域的重要布 局。作为新材料产品和解决方案供应商，公司紧紧围绕培育新质生产力，持续聚 焦新材料方向，坚持绿色化、高端化、差异化、精细化的发展理念，旨在建设优 秀的新材料平台型企业，打造在多个新材料领域领先的"专精特新"产业集群。 联泓格润一体化项目 MTO 装置采用中国科学院大连化物所新一代技术，甲 醇转化率、烯烃选 ...

Core Viewpoint - The announcement from Lianhong New Materials indicates the successful commissioning of its integrated project, which is expected to enhance product diversity and demonstrate industry chain advantages, positively impacting performance despite uncertainties in product profitability [1] Group 1: Project Details - The integrated project by Lianhong New Materials commenced construction in April 2024 and is scheduled for overall completion by September 2025 [1] - Key production units include: - 300,000 tons/year of Propylene Oxide (PO) - 1,300,000 tons/year of Methanol-to-Olefins (MTO) - 200,000 tons/year of Ethylene-Vinyl Acetate (EVA) - 240,000 tons/year of Polyether Polyols (PPG) - All major units have successfully started operations and produced qualified products, currently running stably [1] Group 2: Impact on Company Performance - The project is expected to enrich the company's product structure and highlight its industry chain advantages [1] - There is an anticipation of a positive impact on the company's performance due to the project, although product profitability remains uncertain [1]

Core Insights - The Lianhong Gelun integrated project has achieved a significant milestone with the successful commissioning of a 1.3 million tons/year Methanol-to-Olefins (MTO) unit and a 200,000 tons/year Ethylene-Vinyl Acetate (EVA) unit, marking a smooth operation and production of qualified products [1] Group 1: Project Progress - The project team has systematically advanced the trial production preparations since the overall completion of the Lianhong Gelun integrated project in late September 2025, including developing various contingency plans and conducting equipment checks [1] - After the initiation of feedstock input, the team meticulously calculated and controlled the reaction parameters and conditions of each unit to ensure a successful startup [1] Group 2: Production Achievements - The MTO unit commenced methanol feed on December 10 at 18:18, with qualified ethylene and propylene products entering storage by December 11 at 01:30, achieving a 100% qualification rate for the first batch, setting a new record for similar units [1] - Following the commissioning of the EVA unit, Lianhong New Materials' EVA production capacity has increased from 160,000 tons/year to 360,000 tons/year, enhancing production flexibility and market competitiveness [2]

（文章来源：证券日报） 证券日报网讯 12月15日晚间，联泓新科发布公告称，公司于2025年12月15日召开第三届董事会第九次 会议，审议通过《关于补选董事暨提名第三届董事会非独立董事候选人的议案》，董事会同意公司股东 联泓集团有限公司提名于浩先生为公司第三届董事会非独立董事候选人。 ...

（文章来源：证券日报） 证券日报网讯 12月15日晚间，联泓新科发布公告称，公司第三届董事会第九次会议审议通过《关于补 选董事暨提名第三届董事会非独立董事候选人的议案》。 ...

证券代码：003022 证券简称：联泓新科 公告编号：2025-056 特此公告。 联泓新材料科技股份有限公司 董事会 2025 年 12 月 16 日 1 联泓新材料科技股份有限公司 关于补选第三届董事会非独立董事的公告 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。 联泓新材料科技股份有限公司（以下简称"公司"）于 2025 年 12 月 15 日 召开第三届董事会第九次会议，审议通过《关于补选董事暨提名第三届董事会非 独立董事候选人的议案》。经公司董事会提名委员会审核，董事会同意公司股东 联泓集团有限公司提名于浩先生为公司第三届董事会非独立董事候选人，并提交 公司股东会进行审议，任期自股东会审议通过之日起至公司第三届董事会任期届 满之日止。于浩先生个人简历详见附件。 本次补选董事后，公司董事会中兼任公司高级管理人员以及由职工代表担 任的董事人数总计未超过公司董事总数的二分之一，符合相关规定。 2 附件：第三届董事会非独立董事候选人于浩先生简历 于浩先生，1971 年 2 月出生，中国国籍，无境外永久居留权，博士研究生学历，毕业 于哈尔滨工业大学，为中国中 ...