证券代码：603379 证券简称：三美股份 公告编号：2025-062 浙江三美化工股份有限公司 关于为参股公司提供担保暨关联交易的进展公告 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。 重要内容提示： 担保对象及基本情况 担保对象 被担保人名称 重庆市新美合科技有限公司 被担保人关联关系 □控股股东、实际控制人及其控制的 主体 上市公司董事、监事、高级管理人 员及其控制或者任职的主体 □其他______________ 本次担保金额 8,330.00 万元 实际为其提供的担保余额 8,330.00 万元 是否在前期预计额度内 是 □否 □不适用：_________ 本次担保是否有反担保 □是 否 □不适用：_________ 累计担保情况 | 对外担保逾期的累计金额（万元） | 0.00 | | --- | --- | | 截至本公告日上市公司及其控股子 公司对外担保总额（万元） | 70,845.02 | | 对外担保总额占上市公司最近一期 | 11.00 | | 经审计净资产的比例（%） | | | 特别风险提示（如有 ...

Core Insights - The PVDF concept sector saw an increase of 2.76%, ranking 9th among concept sectors, with 14 stocks rising, including Duofluor and Juhua, which rose by 9.98% and 7.99% respectively [1][2] Sector Performance - The top-performing sectors today included: - Zinc: +3.68% - Nickel: +3.65% - Lead: +3.61% - PVDF: +2.76% [2] Capital Flow - The PVDF sector experienced a net inflow of 649 million yuan, with 9 stocks receiving net inflows, and 6 stocks exceeding 10 million yuan in net inflow. Duofluor led with a net inflow of 497 million yuan [2][3] - The net inflow ratios for leading stocks were: - Duofluor: 46.70% - Juhua: 6.71% - Huayicong: 8.27% [3] Stock Performance - Key stocks in the PVDF sector included: - Duofluor: +9.98%, turnover rate 5.11%, net inflow 496.63 million yuan, net inflow ratio 46.70% - Juhua: +7.99%, turnover rate 2.66%, net inflow 184.03 million yuan, net inflow ratio 6.71% - Huayicong: +6.47%, turnover rate 9.80%, net inflow 51.76 million yuan, net inflow ratio 8.27% [3][4]

中国经济网北京9月29日讯 三美股份(603379.SH)9月27日披露了控股股东减持股份结果公告。 | 股东名称 | 胡荣达 | | --- | --- | | 减持计划首次披露日期 | 2025年6月28日 | | 减持数量 | 5,684,819股 | | 减持期间 | 2025年8月1日~2025年9月25日 | | 减持方式及对应减持数量 | 集中竞价减持,5,684,819 股 | | 减持价格区间 | 49.35~62.30元/股 | | --- | --- | | 减持总金额 | 298,638,439.00元 | | 减持完成情况 | 已完成 | | 减持比例 | 0.9312% | | 原计划减持比例 | 不超过:0.9312% | | 当前持股数量 | 225,229,140股 | | 当前持股比例 | 36.8938% | （责任编辑：蔡情） 本次减持主体为三美股份控股股东、实际控制人胡荣达。本次减持计划实施前，胡荣达持有公司股 份230,913,959股，约占公司总股本的37.8250%；其一致行动人胡淇翔持有公司股份103,738,226股，约 占公司总股本的16.9929%，武义 ...

Core Viewpoint - Sanmei Co., Ltd. has shown significant stock performance and financial growth, with a notable increase in revenue and net profit in the first half of 2025, indicating strong operational capabilities and market demand for its fluorochemical products [1][2]. Financial Performance - As of June 30, 2025, Sanmei Co., Ltd. achieved a revenue of 2.828 billion yuan, representing a year-on-year growth of 38.58% [2]. - The net profit attributable to shareholders reached 999.5 million yuan, marking a substantial increase of 159.22% compared to the previous year [2]. Stock Performance - The stock price of Sanmei Co., Ltd. increased by 52.89% year-to-date, with a recent 5-day increase of 4.04% and a 60-day increase of 19.89% [1]. - The stock was trading at 57.99 yuan per share, with a market capitalization of 35.402 billion yuan as of September 29 [1]. Shareholder Information - The number of shareholders increased by 24.52% to 17,900 as of June 30, 2025, while the average number of circulating shares per person decreased by 19.69% to 34,162 shares [2]. - Hong Kong Central Clearing Limited emerged as the eighth largest circulating shareholder, holding 4.8664 million shares as a new investor [3]. Dividend Distribution - Since its A-share listing, Sanmei Co., Ltd. has distributed a total of 929 million yuan in dividends, with 559 million yuan distributed over the past three years [3]. Business Overview - Sanmei Co., Ltd. specializes in the research, production, and sales of fluorochemical products, with its main revenue sources being refrigerants (85.55%), hydrogen fluoride (9.77%), and foaming agents (3.46%) [1].

Investment Rating - Industry investment rating: Overweight [1] Core Views - The chemical sector's overall performance ranked 17th this week, with a decline of 0.95%, underperforming the Shanghai Composite Index by 1.16 percentage points and the ChiNext Index by 2.91 percentage points [4][22] - The chemical industry is expected to continue its trend of differentiated growth in 2025, with recommendations to focus on synthetic biology, pesticides, chromatography media, sweeteners, vitamins, light hydrocarbon chemicals, COC polymers, and MDI [4] Summary by Sections Industry Performance - The chemical sector's performance this week was -0.95%, ranking it 17th among all sectors, while the top three performing sectors were power equipment, non-ferrous metals, and electronics [22][23] - The top three individual stocks in the chemical sector this week were Bluefeng Biochemical (61.16%), Shangwei New Materials (44.81%), and Huarsoft Technology (31.83%) [28] Key Industry Dynamics - A new plan for stable growth in the petrochemical industry was released by seven departments, aiming for an average annual growth of over 5% in value added from 2025 to 2026 [34] - The plan emphasizes the importance of technological innovation, digital empowerment, and environmental sustainability in the petrochemical sector [34] Investment Opportunities - Synthetic biology is highlighted as a key area for growth, with companies like Kasei Biotech and Huaheng Biological being recommended for investment [4][8] - The third-generation refrigerants are expected to enter a high prosperity cycle due to upcoming quota policies and stable demand growth from the air conditioning and cold chain markets [5] - The electronic specialty gases market presents significant domestic substitution opportunities, driven by rapid upgrades in the semiconductor and photovoltaic industries [6][8] - Light hydrocarbon chemicals are identified as a global trend, with a shift towards lighter raw materials expected to enhance the value of leading companies in this sector [8] - The COC polymer industry is accelerating its domestic industrialization process, with companies like AkzoNobel being recommended for attention [9] - Potash fertilizer prices are anticipated to rebound as supply tightens and demand increases due to rising agricultural planting intentions [10] - The MDI market is expected to improve due to oligopolistic supply dynamics and stable demand from polyurethane applications [12]

Investment Rating - The investment rating for the chemical raw materials industry is "Positive" (maintained) [1] Core Viewpoints - The fluorochemical industry is entering a long-term prosperity cycle, with significant growth potential across the entire supply chain, from raw materials like fluorite to high-end fluorinated materials and fine chemicals [23] - The market for fluorite is showing a continuous recovery, with prices increasing due to strong demand and limited supply [35][36] - The refrigerant market is expected to maintain an upward trend, driven by the increasing prices of R32 and other refrigerants, as well as the ongoing transition to more environmentally friendly products [21][22] Summary by Sections 1. Fluorochemical Industry Overview - The fluorite price has shown a continuous recovery, with the average market price for 97% wet fluorite reaching 3,512 CNY/ton, up 4.09% from the previous week [19][35] - The fluorochemical index decreased by 0.43% during the week of September 22-26, 2025, underperforming compared to the Shanghai Composite Index and the CSI 300 Index [27][30] 2. Fluorite Market - The fluorite market is experiencing a strong upward trend, with increased inquiries and negotiations for new contracts as downstream prices rise [35] - The supply side is tightening due to production limitations and seasonal factors, leading to a bullish market sentiment [36] 3. Refrigerant Market - As of September 26, 2025, the prices for various refrigerants are as follows: R32 at 62,500 CNY/ton, R125 at 45,500 CNY/ton, R134a at 52,000 CNY/ton, R410a at 52,500 CNY/ton, and R22 at 34,500 CNY/ton [21][24] - The export quota for R32 has been progressing well, with a 62% consumption rate, benefiting from the release of overseas production capacity by domestic air conditioning companies [22] 4. Recent Industry Developments - Major companies such as Juhua Co. have received environmental assessments for new projects, indicating ongoing investment in the fluorochemical sector [10] - India has initiated anti-dumping investigations against Chinese HFC refrigerants, which may impact market dynamics [10][11] 5. Recommended Stocks - Key stocks to watch include Jinshi Resources, Juhua Co., Sanmei Co., and Haohua Technology, with other beneficiaries being Dongyangguang, Yonghe Co., Dongyue Group, and Xinjubang [11][23]

Investment Rating - The report maintains a "Positive" rating for the chemical industry [5][6][20] Core Insights - The petrochemical industry is expected to see stable growth due to the introduction of policies aimed at enhancing industry health and eliminating outdated capacity [5][6] - The demand for viscose filament is anticipated to tighten, leading to an upward trend in prices, while the grass herbicide market is expected to optimize its structure [5][6] - The global GDP growth is projected to remain at 2.8%, with stable oil demand despite some slowdown due to tariff policies [5][6] Industry Dynamics - Oil supply is expected to increase significantly, driven by non-OPEC production, while demand remains stable [5][6] - The coal market is anticipated to experience long-term price stabilization, with easing pressures on downstream sectors [5][6] - Natural gas exports from the U.S. are likely to accelerate, potentially lowering import costs [5][6] Chemical Sector Analysis - The report highlights that the viscose filament industry will see a supply-demand tightening, with a projected increase in operating rates from 84% to over 95% [5][6] - The grass herbicide market is set to address issues of low pricing and quality through upcoming industry meetings aimed at regulating competition [5][6] Investment Recommendations - The report suggests focusing on sectors benefiting from the "anti-involution" policy, including textiles, agriculture, and export-related chemicals [5][6] - Specific companies to watch include Xinxiang Chemical Fiber, Jilin Chemical Fiber, and Lier Chemical, which are expected to benefit from market dynamics [5][6][20] Key Company Valuations - The report provides a valuation table for key companies, indicating various ratings such as "Buy" and "Increase" for companies like Hailir Chemical, Yunnan Chemical, and Wanhu Chemical [20]

Summary of Key Points Core Viewpoint - Multiple shareholders of various companies are planning to reduce their holdings, indicating potential shifts in investor sentiment and market dynamics [1]. Group 1: Shareholder Reductions - Changxin Bochuang: Multiple shareholders plan to collectively reduce their holdings by no more than 2.99% [1]. - Fengyuzhu: Shareholder Xin Haoying intends to reduce holdings by no more than 3% [1]. - Panda Dairy: The concerted action of the actual controller's associates plans to reduce holdings by 0.6452% [1]. - Dongfang Communication: Plans to sell no more than 291,100 shares of Changxin Bochuang stock [1]. - Jiaseng Technology: Controlling shareholder Guo Mao intends to reduce holdings by no more than 3% [1]. - Kuai Ke Electronics: Shareholder Chengdu Fuen De Xingyu plans to reduce holdings by a total of 2.0016% [1]. - Suihengyun A: Plans to sell no more than 1% of the total capital stock of Yuexiu Capital [1]. - Shapuaisi: Shareholder Shanghai Jingxing intends to reduce holdings by no more than 3% [1]. - Zhejiang University Network: Plans to sell 48.6 million shares of Wanliyang stock [1]. - Sanmei Co.: Controlling shareholder and actual controller Hu Rongda has cumulatively reduced holdings by 0.9312% [1]. - Compton: Plans to reduce no more than 1% of repurchased shares [1]. - Beifang Co.: Te Wo Shanghai has cumulatively completed a reduction of 3% of the company's shares [1]. - Ha Han Hu Tong: Hengtong Investment has cumulatively reduced holdings by 1.09% [1]. Group 2: Regulatory and Risk Alerts - Fuhuang Steel Structure: The company is under investigation by the China Securities Regulatory Commission for suspected violations of information disclosure [1]. - Meichen Technology: The company's stock has been subjected to other risk warnings and is currently suspended from trading [1].

Core Points - The controlling shareholder, Hu Rongda, has reduced his stake in Zhejiang Sanmei Chemical Co., Ltd. [1] Shareholding Situation Before Reduction - Before the reduction, Hu Rongda held 230,913,959 shares, accounting for approximately 37.8250% of the total share capital. His concerted actor, Hu Qixiang, held 103,738,226 shares (16.9929%), and Wuyi Sanmei Investment Co., Ltd. held 48,937,288 shares (8.0162%). Together, they held 383,589,473 shares, representing about 62.8342% of the total share capital [2]. Reduction Plan and Implementation Results - On June 28, 2025, the company announced that Hu Rongda planned to reduce his holdings by up to 5,684,819 shares (0.9312% of total share capital) through centralized bidding and/or block trading within three months after the announcement. The reduction price would be determined by market prices [3]. - As of September 25, 2025, Hu Rongda had completed the reduction of 5,684,819 shares, amounting to 298,638,439.00 yuan, with a price range of 49.35 - 62.30 yuan per share. The reduction plan was fully implemented as per the previously disclosed plan [3]. Shareholding Situation After Reduction - After the reduction, Hu Rongda's current shareholding is 225,229,140 shares, reducing his stake to 36.8938% [4].

Group 1 - The core point of the news is that Hu Rongda has completed a stock reduction plan for Sanmei Co., Ltd., selling approximately 5.68 million shares, which is 0.9312% of the company's total share capital, for a total amount of about 299 million yuan [1] - The stock reduction occurred at a price range of 49.35 to 62.3 yuan per share, indicating a strategic exit from the investment [1] - As of the end of 2024, Sanmei Co., Ltd.'s revenue composition shows that the chemical industry accounts for 98.37% of its total revenue, while other businesses contribute 1.63% [1] Group 2 - The current market capitalization of Sanmei Co., Ltd. is 34.7 billion yuan [2]