Investment Rating - The industry investment rating is "Outperform the Market - A" [4] Core Viewpoints - The PVC market has shown signs of recovery, with prices increasing to 4547 RMB/ton as of February 25, 2026, representing a 6.8% rise since the beginning of the year [2][8] - The recovery in PVC prices is expected to boost demand for additives, as the overall sentiment in the supply chain becomes more positive, leading to increased procurement of high-performance additives [2][9] - The industry is experiencing a structural improvement in supply and demand dynamics, driven by a combination of supply-side reductions and steady demand growth [8][9] Summary by Relevant Sections PVC Market Recovery - The PVC market is recovering due to various factors, including the deepening of "anti-involution" policies and the gradual implementation of differentiated electricity pricing [2] - The price of PVC has shown a steady upward trend, indicating a positive market sentiment [2] Additives Industry Outlook - Additives play a crucial role in enhancing the performance of PVC products and optimizing processing techniques [2] - The demand for high-performance additives is expected to increase as downstream manufacturers show a greater willingness to operate [2][9] Additive Types and Market Dynamics - The PVC additives market includes various key products such as acetylacetone salts, Saik, DBM/SBM, ACR, MBS, and MC [2][9] - The acetylacetone market is experiencing a dual drive of supply disruptions and steady demand growth, leading to price increases [8] - The industry is undergoing a phase of capacity clearance, which is expected to improve the supply-demand structure and lead to price recovery for other additive types [9] Key Companies in the Industry - Key companies in the PVC additives sector include: - Jianbang Co., Ltd. with capacities for acetylacetone salts and Saik [11] - Ruifeng High Materials, a leading enterprise with significant production capacity for ACR and MBS [11] - Rike Chemical with substantial production capacity for ACR and ACM series products [11] - Xinhua Pharmaceutical with acetylacetone salt production capacity [11] - Jiaxian Co., Ltd. with DBM/SBM production capacity [11]

Group 1 - Zhu Jianbo, born in 1972, has extensive experience in various managerial roles within the chemical industry, including his current position as Chairman of the company since July 2021 [2] - Zhu Jianbo's compensation for the reporting period is the highest among executives, amounting to 1.0125 million yuan [3] - The company has seen a decline in revenue and profit, with total operating income for Q3 2025 reported at 469 million yuan, a year-on-year decrease of 9.45%, and net profit attributable to shareholders at 107 million yuan, down 17.71% [5] Group 2 - Wang Weixing, born in 1970, has a master's degree and significant experience in the chemical industry, having held key management positions in several well-known companies [4] - The company, established in June 2014, is located in Jining, Shandong Province, with a registered capital of 160 million yuan, focusing on the research, production, and sales of polymer material environmental additives [4] - The company's core product, Saike, holds over 80% market share domestically and has been recognized as a manufacturing industry champion by the Ministry of Industry and Information Technology [4]

Core Viewpoint - The article highlights the achievements of Chen Wei, a leading engineer at Beijing Tiangang Additives Co., Ltd., who has significantly contributed to the development of light stabilizers in the chemical industry, breaking foreign monopolies and promoting high-quality regional development through innovation and collaboration [3][4][9]. Group 1: Innovation and Market Impact - Chen Wei joined Beijing Tiangang Additives in 2010, focusing on the research and development of light stabilizers, which were previously dominated by foreign brands, addressing performance and environmental concerns [4][5]. - The team successfully developed a series of new hindered amine light stabilizers, including the patented HS-625, which achieved annual sales exceeding several million yuan, breaking foreign technical monopolies and revitalizing the domestic light stabilizer industry [5][6]. Group 2: Industry Standards and Collaboration - As the chief engineer, Chen Wei emphasizes market-driven innovation, leading the development of various series of light stabilizers while optimizing production processes to enhance efficiency and reduce costs [7]. - Chen Wei has actively participated in drafting 12 national standards and 4 industry standards, providing crucial technical support for product quality and application norms, thus promoting industry standardization and structural optimization [7]. Group 3: Talent Development and Environmental Responsibility - Chen Wei is committed to nurturing talent, having guided numerous graduate students and trained technical staff within the company, contributing to the construction of a skilled workforce in the chemical industry [8]. - The company integrates ecological priorities into its research and development processes, exemplified by a project that repurposes by-products into valuable resources, achieving zero waste emissions and promoting green production practices [8].

证券代码：603041 证券简称：美思德 公告编号：2025-028 江苏美思德化学股份有限公司 2025 年三季度主要经营数据公告 本公司董事会及全体董事保证本公告内容不存在任何虚假记载、误导性陈 述或者重大遗漏，并对其内容的真实性、准确性和完整性承担法律责任。 江苏美思德化学股份有限公司（以下简称"公司"）根据《上海证券交易 所上市公司自律监管指引第 3 号——行业信息披露》及其附件《第十三号—— 化工》、《关于做好主板上市公司 2025 年第三季度报告披露工作的重要提醒》 的要求，现将公司 2025 年三季度主要经营数据（均不含税）披露如下： 注：公司部分产品存在内部自用情况。 主要产品 2025年1-9月产量 （吨） 2025 年 1-9 月销 量（吨） 2025 年 1-9 月营业 收入（万元） 硬泡助剂 16,593.16 15,703.36 35,362.00 软泡助剂 3,258.58 3,314.40 10,036.99 合计 19,851.74 19,017.76 45,398.99 一、主要产品的产量、销量及收入实现情况 | 主要产品 | 2025 | 年 | 1-9 | 月平均销 | ...

Core Viewpoint - The article highlights the significance of Montan wax in the plastic processing industry and introduces a sustainable alternative, chemically modified rice bran wax, which aligns with carbon neutrality goals and can significantly reduce coal production emissions [2][6]. Group 1: Company Overview - Chongqing He Cai Chemical Technology Co., Ltd. is focused on the production and research of chemically modified rice bran wax, Montan wax, and polyethylene wax, with applications in engineering plastics, electronic packaging, inks, coatings, and automotive industries [6]. - The company is the first globally to produce high-performance chemical additives using bio-waste rice bran wax paste, ensuring stable supply chains and superior performance in color and heat resistance [2][6]. Group 2: Product Introduction - The BIO-R series of chemically modified rice bran wax is derived from waste rice bran wax paste generated during rice oil refining, processed through hydrolysis, oxidation, esterification, and saponification, serving as a new generation of long-chain fatty acid ester wax to replace Montan wax [7]. - This product is primarily used in rubber and engineering plastics such as TPU, PA, PET/PBT, PC, and TPE [7]. Group 3: Industry Event - The company will showcase its latest products at the 2025 Polymer Industry Annual Conference held from September 10-12 in Hefei, with the booth number A07, inviting industry peers for collaboration [2][10]. - The conference will focus on new resins, materials, equipment, and emerging applications, aiming to explore the development trends of the polymer industry and promote cooperation among various stakeholders [11].

Group 1 - The article highlights the achievements of several "National Labor Model" awardees from Shandong, who are recognized for their innovative contributions in various industries such as construction and metallurgy [2][4] - Wang Chengzhou, a director at Shandong Juxiang Machinery Co., developed an automatic block stacking machine that can replace 12 workers, saving the company over 500,000 yuan annually [2][3] - The first domestically produced fully automatic brick unloading and packing machine was successfully developed by Wang's team after nearly two years of effort, and it has been well-received in the market, exporting to multiple countries [3] Group 2 - Lu Xinzhu, a production team leader at Yantai Hengbang Chemical Additives Co., has led over 20 research projects on flotation reagents, obtaining more than 10 patents [3][4] - Lu frequently visits remote mining sites to troubleshoot and improve the efficiency of newly developed reagents, achieving a 13% increase in recovery rates for copper in high-altitude areas [4] - The article emphasizes the importance of practical experience in the development of effective mining reagents, as demonstrated by Lu's extensive knowledge of over 800 parameters related to the production process [3][4] Group 3 - Shan Zhaoyong, deputy director of the quality inspection center at Shandong Gold Smelting Co., has focused on developing non-toxic cyanide treatment technologies to address environmental concerns associated with traditional gold extraction methods [5] - The new cyanide detoxification technology developed by Shan's team has achieved a 99% removal rate of cyanide, significantly contributing to the green development of the gold industry [5] - The innovative technology has been widely adopted within the group and recognized by multiple enterprises, generating substantial economic and environmental benefits [5]

根据上海证券交易所《上市公司行业信息披露指引第十三号——化工》的要 求，浙江万盛股份有限公司（以下简称"公司"）现将 2025 年第一季度主要经营 数据披露如下： 证券代码：603010 证券简称：万盛股份 公告编号：2025-039 浙江万盛股份有限公司 2025 年第一季度主要经营数据公告 本公司董事会及全体董事保证本公告内容不存在任何虚假记载、误导性陈述 或者重大遗漏，并对其内容的真实性、准确性和完整性承担法律责任。 注：以上产品销量和销售金额包含本公司贸易数据。 产品系列调整说明： 1、2024 年公司收购广州熵能创新材料股份有限公司，其产品在下游应用领域及客 户群体与公司阻燃剂产品存在高度协同性，对聚合物性能起到改性或稳定的作用，故将 阻燃剂与广州熵能产品（抗滴落剂、增韧剂及聚合物加工助剂）划分为聚合物功能性助 剂系列；公司现有及未来新产品有类似性能的，也将划分为该系列； 2、大伟子公司生产的催化剂主要应用于各类聚氨酯软质泡沫和硬质泡沫，基本与 公司聚氨酯阻燃剂配套使用，故将原系列"胺助剂及催化剂"中的"催化剂"划分为聚 合物功能性助剂系列； 三、主要原材料的价格变动情况（不含税） | 主要原材料 ...

宿迁联盛科技股份有限公司 关于 2024 年度主要经营数据的公告 本公司董事会及全体董事保证本公告内容不存在任何虚假记载、误导性陈述 或者重大遗漏，并对其内容的真实性、准确性和完整性承担法律责任。 证券代码：603065 证券简称：宿迁联盛 公告编号：2025-030 宿迁联盛科技股份有限公司（以下简称"公司"）主营业务为高分子材料防老 化助剂及其中间体的研发、生产与销售，根据上海证券交易所发布的《上海证券 交易所上市公司自律监管指引第 3 号行业信息披露：第十三号——化工》及相关 要求，现将公司 2024 年度主要业务板块经营数据披露如下： 注：本年度中间体生产主要用途为自用； 二、主要化工产品和原材料的价格变动情况 （一）2024 年度公司主要化工产品价格变动情况（不含税） | 主要产品 | | 平均售价（万元/吨） | | 同比变动比率 （%） | 四季度与三季度环比 | | --- | --- | --- | --- | --- | --- | | | 2024 | 年 | 2023 年 | | 变动比率（%） | | 受阻胺光稳定剂 | 4.73 | | 5.18 | -8.69 | 6.94 | ...

证券代码：603041 证券简称：美思德 公告编号：2025-001 江苏美思德化学股份有限公司 2024 年度主要经营数据公告 本公司董事会及全体董事保证本公告内容不存在任何虚假记载、误导性陈 述或者重大遗漏，并对其内容的真实性、准确性和完整性承担法律责任。 江苏美思德化学股份有限公司（以下简称"公司"）根据《上海证券交易所 上市公司自律监管指引第 3 号——行业信息披露》及其附件《第十三号——化工》、 《关于做好主板上市公司 2024 年年度报告披露工作的通知》的要求，现将公司 2024 年度主要经营数据（均不含税）披露如下： 注：公司部分产品存在内部自用情况。 二、主要产品和原材料的价格变动情况 三、报告期内无其他对公司生产经营具有重大影响的事项 （一）主要产品价格变动情况 | 主要产品 | 2024 年 | 1-12 | 月平均 | 2023 | 年 | 1-12 | 月平均 | 变动幅度 | | --- | --- | --- | --- | --- | --- | --- | --- | --- | | | 销售价格（万元/吨） | | | 销售价格（万元/吨） | | | | | 主要产品 20 ...

江苏美思德化学股份有限公司 2025 年第一季度主要经营数据公告 本公司董事会及全体董事保证本公告内容不存在任何虚假记载、误导性陈 述或者重大遗漏，并对其内容的真实性、准确性和完整性承担法律责任。 江苏美思德化学股份有限公司（以下简称"公司"）根据《上海证券交易 所上市公司自律监管指引第 3 号——行业信息披露》及其附件《第十三号—— 化工》、《关于做好主板上市公司 2025 年第一季度报告披露工作的重要提醒》 的要求，现将公司 2025 年第一季度主要经营数据（均不含税）披露如下： 注：公司部分产品存在内部自用情况。 二、主要产品和原材料的价格变动情况 （一）主要产品价格变动情况 | | 2025年1-3月平均销 | 2024 年 | 1-3 | 月平均 | | | | --- | --- | --- | --- | --- | --- | --- | | | 售价格（万元/吨） | | 吨） | | | | | 主要产品 | | 销售价格（万元/ | | | 同比变动 | 环比变动 | 证券代码：603041 证券简称：美思德 公告编号：2025-002 特此公告。 江苏美思德化学股份有限公司董事会 20 ...