证券代码：300920 证券简称：润阳科技 公告编号：2025-039 浙江润阳新材料科技股份有限公司 关于完成补选第四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。 二、其他说明 公司第四届董事会成员：杨庆锋、王光海、童晓玲、储祺、杨学禹、罗 斌、独立董事涂登云、独立董事裴金华以及独立董事沈云驾。 特此公告。 浙江润阳新材料科技股份有限公司董事会 2025年5月24日 1 附件： 储祺女士个人简历： 浙江润阳新材料科技股份有限公司（以下简称"公司"）于2025年5月23日 召开2024年年度股东大会，审议通过了《关于补选第四届董事会非独立董事候 选人的议案》。现将有关情况公告如下： 一、补选非独立董事 非独立董事张镤女士因个人原因辞去公司第四届董事会非独立董事职务以 及董事会审计委员会委员职务（原定任期2024年1月30日-2027年1月30日）。辞 任后，张镤女士仍在公司担任其他职务。具体内容详见公司于2025年3月19日在 巨潮资讯网（http://www.cninfo.com.cn）披露的《关于公司董事辞职的公告》 （公告编号 ...

证券代码：300920 证券简称：润阳科技 公告编号：2025-038 浙江润阳新材料科技股份有限公司 2024年年度股东大会决议公告 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。 特别提示： 1、本次股东大会没有出现否决议案的情形； 2、本次股东大会不涉及变更以往股东大会已通过的决议。 一、会议的召开和出席情况 （一）会议召开情况 1、会议召开时间： （1）现场会议召开时间：2025年5月23日（星期五）下午14:30 （2）网络投票时间：2025年5月23日 其中：通过深圳证券交易所交易系统进行网络投票的具体时间为：2025年5 月23日上午9:15-9:25，9:30-11:30，下午13:00-15:00； 通过深圳证券交易所互联网投票系统投票的具体时间为：2025年5月23日上 午9:15至下午15:00。 2、会议召开地点：浙江省湖州市长兴县李家巷浙江润阳新材料科技股份有 限公司会议室。 3、会议召开方式：本次股东大会采取现场表决与网络投票相结合的方式。 4、会议召集人：公司董事会 5、会议主持人：董事长杨庆锋先生 6、会议召开的合法、合规性：本 ...

北京中伦（杭州）律师事务所 关于浙江润阳新材料科技股份有限公司 2024 年年度股东大会的 法律意见书 二〇二五年五月 浙江省杭州市上城区钱江路 1366 号华润大厦 A 座 22 层 邮编：310020 22/F, Block A, China Resources Building, 1366 Qianjiang Road, Shangcheng District, Hangzhou, Zhejiang 310020, P.R. China 电话/Tel : +86 571 5692 1222 传真/Fax : +86 571 5692 1333 www.zhonglun.com 北京中伦（杭州）律师事务所 关于浙江润阳新材料科技股份有限公司 2024 年年度股东大会的 2．公司于 2025 年 4 月 25 日刊登于深圳证券交易所网站的第四届董事会第 十三次会议决议公告、第四届监事会第十一次会议决议公告； 法律意见书 致：浙江润阳新材料科技股份有限公司 根据《中华人民共和国公司法》（以下简称《公司法》）、《中华人民共和 国证券法》（以下简称《证券法》）、《上市公司股东会规则》等相关法律、法 规和规范性文件 ...

A股塑料制品板块短线拉升，国风新材涨停，沃特股份此前封板，润阳科技、奇德新材、永利股份、津 膜科技、东材科技等跟涨。 ...

Group 1: Company Performance and Financials - The company's capacity utilization rate for 2024 is 50.97% [2] - The company's profit in Q1 2025 decreased year-on-year due to a decline in gross profit [3] - The company's stock price has increased over 100% since the beginning of 2025 [5] Group 2: Investor Relations and Communication - The company will disclose any plans for investment or mergers in accordance with legal regulations [1] - The company emphasizes the importance of maintaining communication with investors and will improve response quality to inquiries [4] - The company acknowledges the need to enhance its official social media presence to showcase achievements [2] Group 3: Business Strategy and Development - The company is focusing on smart manufacturing and the application of artificial intelligence to enhance high-quality development [2] - The company is actively exploring new growth areas, particularly in the automotive and electronics sectors [4] - The company aims to innovate in the maternal and infant product sector by integrating technology into traditional products [4]

Core Viewpoint - The demand for polymer foam materials is increasing due to rising living standards and the need for comfort, safety, and environmental protection. The market size of China's polymer foam materials industry is projected to grow from 1.2 trillion yuan in 2019 to 2.3 trillion yuan in 2024, with a compound annual growth rate of 13.9% [1][14]. Industry Overview - Polymer foam materials are characterized by a porous structure, low density, and excellent thermal insulation, sound absorption, and fire resistance properties. They can be categorized into various types, including polyurethane, polystyrene, polyethylene, and polypropylene foams [3][5]. - The industry has evolved through four stages: initiation (1980-1992), development (1993-2005), rapid development (2006-2015), and transformation (2015-present) [5]. Industry Chain - The upstream of the polymer foam materials industry includes raw materials such as plastics, rubber, catalysts, and foaming agents, primarily sourced from the petrochemical industry. The midstream involves the production of polymer foam materials, while the downstream encompasses applications in construction, packaging, consumer electronics, and transportation [8]. Market Demand and Applications - Polymer foam materials are widely used in construction for insulation, soundproofing, and fire protection, in the automotive industry to reduce weight and enhance safety, and in packaging to protect products and reduce costs. The packaging market in China is expected to reach approximately 1.2 trillion yuan in 2024, reflecting a year-on-year increase of 3.99% [12][14]. Competitive Landscape - The industry is becoming increasingly competitive, with numerous companies entering the market. Key players include Changzhou Tiangsheng New Materials Group Co., Ltd., Hubei Xiangyuan New Materials Technology Co., Ltd., and others. Companies must enhance their technology, product quality, and cost efficiency to remain competitive [18][20]. Development Trends 1. **Environmental Focus**: The industry is moving towards environmentally friendly practices, including the reduction or elimination of harmful substances in production processes [24]. 2. **Multifunctionality**: Future developments will focus on enhancing the functionalities of polymer foam materials, such as adding flame retardant, anti-static, and antibacterial properties [25]. 3. **Intelligent Manufacturing**: The industry is transitioning towards smart and automated manufacturing processes, integrating information technology with production techniques to drive sustainable development [27].

证券代码：300920 证券简称：润阳科技 公告编号：2025-037 浙江润阳新材料科技股份有限公司 关于参加2025年浙江辖区上市公司投资者网上集体接待日暨 2024年度业绩说明会的公告 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。 （问题征集专题页面二维码） 欢迎广大投资者积极参与本次网上业绩说明会。 特此公告。 浙江润阳新材料科技股份有限公司董事会 2025年5月9日 为进一步加强与投资者的互动交流，浙江润阳新材料科技股份有限公司（以下简 称"公司"）将参加由浙江证监局指导，浙江上市公司协会主办，深圳市全景网络有 限公司承办的"2025年浙江辖区上市公司投资者网上集体接待日暨2024年度业绩说明 会"，现将相关事项公告如下： 本次活动将采用网络远程的方式举行，投资者可登录"全景路演"网站 （https://rs.p5w.net），或关注微信公众号：全景财经，或下载全景路演APP，参与本次 互动交流，活动时间为2025年5月13日（周二）15:00-17:00。届时公司总经理王光海先 生，董事会秘书杨学禹先生，财务总监刘志勇先生，独立董事沈云驾先生（具 ...

Investment Rating - The report does not explicitly state an investment rating for the chemical industry, but it provides detailed insights into market performance and trends, indicating a cautious outlook for certain segments [2][11]. Core Insights - In April 2025, the basic chemical index decreased by 3.61%, ranking 20th among primary industries, with various sub-sectors experiencing different levels of performance [11][16]. - The apparent consumption of methanol in China has surpassed 100 million tons for the first time, indicating significant growth in demand [2]. - The report highlights a notable increase in the prices of key chemical products, particularly trichloroethylene, which rose by 16.28% due to supply constraints and strong demand in the refrigerant market [24][25]. Market Overview - Major indices in April 2025 showed declines: Shanghai Composite Index -1.70%, Shenzhen Component Index -5.75%, and ChiNext Index -7.40% [11]. - Among the basic chemical sub-sectors, the rubber and products segment saw a significant decline of 13.52%, while daily chemicals and inorganic salts experienced growth of 8.56% and 4.37%, respectively [16][20]. Product Price Movements - The top ten products with price increases included trichloroethylene (16.28%), ammonium sulfate (12.20%), and H acid (10.96%) [24][30]. - Conversely, the products with the largest price declines included TMA (-28.26%), bromine (-24.14%), and vitamin A (-18.07%) [30][32]. Company Performance - In April 2025, 221 basic chemical companies reported positive returns, while 319 companies experienced negative returns [20]. - The top-performing companies included United Chemical with a 159.09% increase and Hongbaoli with a 104.27% increase in stock price [21][22]. Industry Trends - The report notes that the chemical raw materials and products manufacturing industry achieved a total profit of 78.76 billion yuan in the first quarter, reflecting a slight decline of 0.4% year-on-year [34]. - Shandong province is focusing on enhancing its chemical industry advantages, with significant growth in the number of large-scale chemical enterprises and revenue generation [34].

Investment Rating - The report does not explicitly state an investment rating for the chemical industry Core Insights - In April 2025, the basic chemical index decreased by 3.61%, ranking 20th among primary industries, with 12 sub-industries showing growth and 20 experiencing declines [11][16][20] - The apparent consumption of methanol in China has surpassed 100 million tons for the first time [1] Market Overview - Major indices in April 2025 showed the following changes: Shanghai Composite Index -1.70%, Shenzhen Component Index -5.75%, ChiNext Index -7.40%, and North Securities 50 Index +4.72% [11] - The basic chemical sector's performance was mixed, with significant declines in rubber and related products, while daily chemical products and inorganic salts showed positive growth [16][20] Product Price Movements - The top ten products with price increases in April 2025 included Trichloroethylene (+16.28%), Ammonium Sulfate (+12.20%), and H Acid (+10.96%) [24][25] - Trichloroethylene prices rose significantly due to reduced production and strong demand in the refrigerant market [25][26] Sub-Industry Performance - Among the basic chemical sub-industries, the top five performers were daily chemicals (+8.56%), inorganic salts (+4.37%), and fluorochemicals (+3.46%), while polyurethane and tires saw the largest declines of -17.59% and -14.68%, respectively [16][19] - In April 2025, 221 companies in the basic chemical sector reported positive returns, while 319 reported negative returns [20] Company Performance - The top ten companies by monthly growth included United Chemical (+159.09%), Hongbaoli (+104.27%), and Zhongxin Fluorine Materials (+65.92%) [21][22] - Conversely, the bottom ten companies included Hunan YN (-22.18%), Dingjide (-22.54%), and Hengxing New Materials (-23.21%) [23][24] Industry News - In the first quarter of 2025, the chemical raw materials and products manufacturing industry achieved a total profit of 78.76 billion yuan, a slight decrease of 0.4% year-on-year [32] - Shandong province continues to enhance its chemical industry advantages, with 3,682 large-scale chemical enterprises and a revenue of 2.86 trillion yuan by the end of 2024 [32]

证券代码：300920 证券简称：润阳科技 公告编号：2025-036 关于全资子公司宁波易丰注销完成的公告 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。 浙江润阳新材料科技股份有限公司（以下简称"公司"）于近期办理了下属全资子公 司宁波润阳易丰新材料科技有限公司（以下简称"宁波易丰"）的注销事宜。近日，公司 收到宁波市北仑区市场监督管理局出具的《登记通知书》（甬仑市监企）登记内销字[2025] 第008423号，宁波易丰的工商注销登记手续已办理完毕。根据相关法律法规、《公司章程》 及公司《对外投资管理制度》的规定，本次注销全资子公司事项在公司总经理审批权限内， 无须提交公司董事会和股东大会审批。本次注销全资子公司事宜不涉及关联交易，也不构 成《上市公司重大资产重组管理办法》规定的重大资产重组。 类型：有限责任公司（自然人投资或控股的法人独资） 法定代表人：罗斌 浙江润阳新材料科技股份有限公司 一、注销主体基本情况 名称：宁波润阳易丰新材料科技有限公司 统一社会信用代码：91330206MA2AGTEW78 1 近两年主要财务数据： 注册资本：伍佰万元整 成 ...