证券代码：688549 证券简称：中巨芯 公告编号：2025-034 中巨芯科技股份有限公司 关于变更签字注册会计师的公告 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、准确性和完整性依法承担法律责任。 中巨芯科技股份有限公司（以下简称"公司"）于2025年4月9日、2025年5 月8日分别召开第二届董事会第六次会议、2024年年度股东大会，审议通过了 《关于续聘会计师事务所的议案》，同意聘请天健会计师事务所（特殊普通合 伙）（以下简称"天健所"）为公司2025年度审计机构，具体内容详见公司于 2025年4月11日在上海证券交易所网站（www.sse.com.cn）披露的《关于续聘会 计师事务所的公告》（公告编号：2025-009）和公司于2025年5月9日在上海证 券交易所网站（www.sse.com.cn）披露的《2024年年度股东大会决议公告》 （公告编号：2025-016）。 近日，公司收到天健所出具的《关于变更签字注册会计师的函》，现将具 体情况公告如下： 一、本次变更基本情况 天健所作为公司聘任的2025年度审计机构，原委派签字注册会计师韦军 ...

Core Insights - The overall performance of the Shenwan basic chemical sector showed year-on-year recovery in the first half of 2025, with total operating revenue reaching 1,124.03 billion yuan, up 3.02% year-on-year, and net profit attributable to shareholders of 69.72 billion yuan, up 4.43% year-on-year [1][2]. Revenue and Profit Growth - The sectors with the highest revenue growth include fluorochemicals, modified plastics, civil explosives, other chemical raw materials, and adhesives and tapes [1][2]. - The sectors with the highest net profit growth include pesticides, fluorochemicals, potassium fertilizers, food and feed additives, and adhesives and tapes [1][2]. Underperforming Sectors - The sectors that faced significant performance pressure in the first half of 2025 include organic silicon, viscose, soda ash, and nylon inorganic salts [2]. Market Trends and Data - During the week of August 25 to August 29, 2025, the Shanghai and Shenzhen 300 Index rose by 2.71%, while the Shenwan petrochemical index fell by 0.57%, underperforming the market by 3.28 percentage points. The Shenwan basic chemical index increased by 1.11%, also underperforming the market by 1.60 percentage points [4]. - The top five sectors by growth were fluorochemicals (8.35%), nitrogen fertilizers (6.17%), coal chemicals (5.59%), compound fertilizers (3.14%), and pesticides (2.01%). The sectors with the largest declines included other rubber products (-5.00%), coatings and inks (-3.64%), viscose (-3.28%), oilfield services (-3.11%), and carbon black (-2.99%) [4]. Price Trends - The price increases for the week included methyl acrylate (4.73%), nitric acid (4.32%), caustic soda (3.80%), butyl acrylate (2.46%), and formaldehyde (2.25%). The largest price declines were seen in hydrochloric acid (-26.67%), vitamin E (-4.62%), TDI (-3.82%), butanone (-2.93%), and urea (-2.05%) [5]. Investment Recommendations - The supply side is expected to undergo structural optimization, with a focus on sectors with elasticity and advantages. The domestic policy environment frequently emphasizes supply-side requirements, while overseas chemical companies are experiencing shutdowns and capacity exits due to rising raw material costs and Asian capacity impacts [6]. - In the short term, geopolitical tensions may increase uncertainty in overseas chemical supply. However, China's chemical industry has a clear competitive advantage, with significant cost advantages and technological breakthroughs, positioning it to reshape the global chemical industry landscape [6]. - Recommended sectors include organic silicon, membrane materials, chlorine-alkali, and dyes, with key companies such as Hoshine Silicon Industry, Xingfa Group, Dongcai Technology, Junzheng Group, Zhejiang Longsheng, and Runtu Co. [6]. - The food additives industry is expected to expand due to new consumption trends and regulatory support, with a focus on companies that emphasize technology and product differentiation, such as Bailong Chuangyuan and Jinhwa Industrial [7]. - The domestic self-sufficiency rate for new chemical materials is approximately 56%, indicating a significant opportunity for domestic substitution, particularly in semiconductor materials and high-end engineering plastics [7].

Core Viewpoint - Zhongjuxin (688549) reported a total revenue of 567 million yuan for the first half of 2025, reflecting a year-on-year increase of 20.4%, while the net profit attributable to shareholders decreased by 64.57% to 8.14 million yuan [1] Financial Performance - The company's total revenue for Q2 2025 was 296 million yuan, up 24.95% year-on-year, but the net profit attributable to shareholders fell by 39.41% to 9.32 million yuan [1] - Gross margin stood at 11.47%, down 20.14% year-on-year, and net margin was 1.03%, a decrease of 80.06% [1] - Total selling, administrative, and financial expenses amounted to 21.62 million yuan, representing 3.82% of revenue, an increase of 28.16% year-on-year [1] - Earnings per share (EPS) was 0.01 yuan, down 64.52% year-on-year, while operating cash flow per share was 0.05 yuan, an increase of 86.75% [1] Debt and Cash Flow - The company has a significant amount of accounts receivable, with accounts receivable to net profit ratio reaching 2757.46% [1][3] - The average operating cash flow over the past three years is only 18.61% of current liabilities, indicating potential cash flow concerns [3] Business Model and Investment Returns - The company's historical return on invested capital (ROIC) is poor, with a median ROIC of -0.02% since its listing, and the worst year being 2018 with a ROIC of -5.27% [2] - The business model relies heavily on R&D, marketing, and capital expenditures, necessitating careful evaluation of capital spending projects [2]

Group 1 - Youyou Food achieved a net profit of 108 million yuan in the first half of 2025, a year-on-year increase of 42.47%, with a revenue of 771 million yuan, up 45.59% [1] - Keda achieved a net profit of 255 million yuan, a year-on-year increase of 16.49%, with a revenue of 2.163 billion yuan, up 14.35% [1] - North Navigation turned a profit with a net profit of 116 million yuan, achieving a revenue of 1.703 billion yuan, a year-on-year increase of 481.19% [1][2] Group 2 - China Satellite Communication reported a net profit of 181 million yuan, a year-on-year decrease of 55.59%, with a revenue of 1.221 billion yuan, up 6.33% [3] - Huqin Technology achieved a net profit of 1.889 billion yuan, a year-on-year increase of 46.3%, with a revenue of 83.939 billion yuan, up 113.06% [4] - Huasen Lithium reported a net loss of 72.739 million yuan, with a revenue of 350 million yuan, up 72.02% [4] Group 3 - Putailai achieved a net profit of 1.055 billion yuan, a year-on-year increase of 23.03%, with a revenue of 7.088 billion yuan, up 11.95% [5] - Suochen Technology reported a net loss of 45.698 million yuan, with a revenue of 57.351 million yuan, up 10.82% [5] - Canqin Technology achieved a net profit of 51.912 million yuan, a year-on-year increase of 51.94%, with a revenue of 287 million yuan, up 52.76% [6] Group 4 - Hengtong achieved a net profit of 99.3648 million yuan, a year-on-year increase of 38.86%, with a revenue of 669 million yuan, down 44.66% [6] - Sanan Optoelectronics reported a net profit of 176 million yuan, a year-on-year decrease of 4.24%, with a revenue of 8.987 billion yuan, up 17.03% [7] - New Dairy achieved a net profit of 397 million yuan, a year-on-year increase of 33.76%, with a revenue of 5.526 billion yuan, up 3.01% [8] Group 5 - Yiling Pharmaceutical achieved a net profit of 669 million yuan, a year-on-year increase of 26.03%, with a revenue of 4.040 billion yuan, down 12.26% [10] - Baosteel achieved a net profit of 4.879 billion yuan, a year-on-year increase of 7.36%, with a revenue of 151.372 billion yuan, down 7.28% [12] - Feikai Materials achieved a net profit of 217 million yuan, a year-on-year increase of 80.45%, with a revenue of 1.462 billion yuan, up 3.8% [13] Group 6 - Lier Chemical achieved a net profit of 271 million yuan, a year-on-year increase of 191.21%, with a revenue of 4.507 billion yuan, up 35.36% [15] - Shaanxi Coal achieved a net profit of 7.638 billion yuan, a year-on-year decrease of 31.18%, with a revenue of 779.83 billion yuan, down 14.19% [16] - Dongfang Materials reported a net profit of 654,400 yuan, a year-on-year decrease of 88.48%, with a revenue of 174 million yuan, down 5.06% [18] Group 7 - Blue Sky Bio achieved a net profit of 26.7163 million yuan, a year-on-year decrease of 8.98%, with a revenue of 652 million yuan, up 7.05% [19] - Shanghai Jiubai achieved a net profit of 23.7897 million yuan, a year-on-year increase of 0.24%, with a revenue of 45.0535 million yuan, down 1.09% [20] - Two Sides Needle reported a net loss of 5.0842 million yuan, with a revenue of 522 million yuan, up 1.02% [21] Group 8 - Shanghai Yashi achieved a net profit of 20.3263 million yuan, a year-on-year increase of 42.56%, with a revenue of 2.044 billion yuan, up 56.75% [23] - Bayi Steel reported a net loss of 697 million yuan, with a revenue of 8.733 billion yuan, down 6.73% [25] - Hongrun Construction plans to repurchase shares worth between 150 million and 300 million yuan [27] Group 9 - Kaile achieved a net profit of 10.9193 million yuan, a year-on-year increase of 280.42%, with a revenue of 137 million yuan, down 17.89% [28] - Jingda achieved a net profit of 306 million yuan, a year-on-year increase of 6.03%, with a revenue of 11.856 billion yuan, up 14.28% [29] - Blue Light Marker reported a net profit of 96.4427 million yuan, a year-on-year decrease of 47.33%, with a revenue of 32.36 billion yuan, up 4.87% [30] Group 10 - KOTAI Power achieved a net profit of 23.994 million yuan, a year-on-year increase of 35.52%, with a revenue of 711 million yuan, up 49.51% [33] - Bo Rui Data reported a net loss of 26.1918 million yuan, with a revenue of 70.1997 million yuan, up 5.19% [34] - Jiuzhoutong achieved a net profit of 1.446 billion yuan, a year-on-year increase of 19.7%, with a revenue of 81.106 billion yuan, up 5.10% [37] Group 11 - Aier Eye Hospital achieved a net profit of 2.051 billion yuan, a year-on-year increase of 0.05%, with a revenue of 11.507 billion yuan, up 9.12% [39] - Nandu Property achieved a net profit of 130 million yuan, a year-on-year increase of 532.87%, with a revenue of 914 million yuan, up 2.75% [41] - Weiyuan reported a net loss of 168 million yuan, with a revenue of 4.601 billion yuan, up 1.82% [42] Group 12 - Zhongke Chuangda achieved a net profit of 158 million yuan, a year-on-year increase of 51.84%, with a revenue of 3.299 billion yuan, up 37.44% [43] - Zhongjuxin reported a net profit of 8.1377 million yuan, a year-on-year decrease of 64.57%, with a revenue of 567 million yuan, up 20.40% [44] - Inspur Information achieved a net profit of 799 million yuan, a year-on-year increase of 34.87%, with a revenue of 80.192 billion yuan, up 90.05% [45] Group 13 - Shenghong Technology achieved a net profit of 2.143 billion yuan, a year-on-year increase of 366.89%, with a revenue of 9.031 billion yuan, up 86.00% [46] - Cambrian achieved a net profit of 1.038 billion yuan, turning a profit, with a revenue of 2.881 billion yuan, up 4347.82% [48] - Longteng Optoelectronics reported a net loss of 121 million yuan, with a revenue of 1.289 billion yuan, down 27.91% [49]

Core Insights - The company reported a total revenue of 567 million yuan for the first half of 2025, representing a year-on-year increase of 20.4% [2][3] - The net profit attributable to shareholders decreased by 64.57% to 8.14 million yuan, while the net profit excluding non-recurring gains and losses fell by 92.24% to 0.97 million yuan [2][3] - The company achieved a turnaround in net profit in the second quarter, moving from a loss to profitability [2] Financial Performance - Total revenue for the first half of 2025 was 567 million yuan, up from 471 million yuan in the same period last year, marking a 20.4% increase [3] - The profit before interest and tax dropped significantly by 80.11% to 5.48 million yuan compared to 27.55 million yuan in the previous year [3] - The net profit attributable to shareholders was 8.14 million yuan, down from 22.97 million yuan, reflecting a decline of 64.57% [3] - The net profit excluding non-recurring gains and losses was 0.97 million yuan, a decrease of 92.24% from 12.48 million yuan [3] - The net cash flow from operating activities increased by 86.75% to 77.12 million yuan, compared to 41.30 million yuan in the previous year [3] Segment Performance - The electronic wet chemical segment generated revenue of 434 million yuan, a year-on-year increase of 25.57% [2][3] - The electronic specialty gases and precursors segment reported revenue of 120 million yuan, up 10.49% from the previous year [2][3] - Sales volume for the electronic wet chemical segment reached 75,600 tons, reflecting a growth of 39.69% [2][3] - The electronic specialty gases and precursors segment sold 1,372.65 tons, which is a 12.45% increase year-on-year [2][3] Product Development and Innovation - The company completed the construction of industrialization facilities for products like BDEAS and initiated the development of various metal and silicon-based precursor products [4] - New product development projects include silicon etching liquids and metal etching liquids, with four products already industrialized and undergoing customer testing [4] - The company received two new invention patents during the reporting period, bringing the total to 70 patents, including 59 invention patents [4]

Investment Rating - The report maintains an "Accumulate" investment rating for the company [3][7]. Core Views - The company achieved a total revenue of 567 million yuan in the first half of 2025, representing a year-on-year increase of 20.40%. However, the net profit attributable to shareholders decreased by 64.57% year-on-year to 8.14 million yuan due to market conditions and increased competition [1][7]. - The electronic wet chemical segment generated revenue of 434.15 million yuan, up 25.57% year-on-year, while the electronic specialty gases and precursors segment saw revenue of 120.42 million yuan, a 10.49% increase year-on-year [7]. - The company is focusing on R&D, with R&D expenses amounting to 40.60 million yuan, which is 7.17% of total revenue, reflecting a 38.70% increase year-on-year [7]. - The company is expected to achieve revenues of 1.29 billion yuan, 1.62 billion yuan, and 1.95 billion yuan in 2025, 2026, and 2027 respectively, with year-on-year growth rates of 26%, 25%, and 20% [7][8]. Financial Data and Valuation - The company’s total revenue is projected to grow from 894 million yuan in 2023 to 1.95 billion yuan in 2027, with corresponding year-on-year growth rates of 12%, 15%, 26%, 25%, and 20% [2][10]. - The net profit attributable to shareholders is expected to increase from 14 million yuan in 2023 to 24 million yuan in 2027, with growth rates of 30%, -27%, 21%, 53%, and 31% respectively [8][11]. - The company’s PE ratios for 2025, 2026, and 2027 are projected to be 1100.2, 718.1, and 548.1 respectively, indicating a valuation above the industry average [7][11]. Stock Performance - The company's stock has shown a 14% absolute performance over the past month, a -1% performance over six months, and a 58% performance over the past year [5].

Group 1 - South Korea's major petrochemical companies have agreed to restructure their operations, committing to reduce naphtha cracking capacity by 2.7 to 3.7 million tons, which represents 25% of the country's total capacity of 14.7 million tons [1][2] - The South Korean government aims to address the petrochemical industry's structural issues by focusing on three main areas: reducing excess capacity, improving financial health, and minimizing economic and employment impacts [1][2] - The government has requested detailed plans from the ten companies by the end of the year and has indicated a principle of "self-rescue first, government support later," suggesting that proactive measures by the industry will be supported through deregulation and fiscal policies [2] Group 2 - Glyphosate prices are rising again, with domestic factory inventory decreasing significantly by 60.34% year-on-year and 2.46% week-on-week, indicating a tightening supply [3] - The price for glyphosate with 95% purity is quoted at 27,500 yuan per ton, while 97% purity is at 28,000 yuan per ton, reflecting market expectations of a slight increase [3] - The agricultural chemical sector is expected to improve as prices of various pesticides have begun to rise due to supply-side influences and increased overseas demand [3] Group 3 - The Shanghai and Shenzhen 300 Index rose by 4.18%, while the Shenwan Petrochemical Index increased by 2.92%, and the Shenwan Basic Chemical Index rose by 2.86%, indicating a mixed performance relative to the broader market [4] - The top-performing sub-sectors included other rubber products (8.53% increase), polyurethane (6.34%), and titanium dioxide (5.69%), while synthetic resin and carbon black saw declines [4][5] - Price increases were noted in various chemical products, with light soda ash rising by 8.25% and soft foam polyether by 6.04% [4][5] Group 4 - The supply side is expected to undergo structural optimization, with a focus on sectors that exhibit elasticity and competitive advantages, particularly in response to government policies aimed at reducing excess capacity [6] - The report highlights potential opportunities in sectors such as organic silicon, membrane materials, and dyeing, with specific companies identified as key players [6] - The chemical industry is anticipated to benefit from domestic substitution trends, particularly in high-end materials and additives, with several leading companies positioned to capitalize on these developments [7]

Core Viewpoint - The company has approved the use of temporarily idle raised funds and self-owned funds for cash management, with a total maximum amount of 1.35 billion yuan [1][4]. Fundraising and Usage - On June 13, 2023, the company received approval from the China Securities Regulatory Commission for its initial public offering, raising a total of 1.913 billion yuan, with a net amount of 1.807 billion yuan after deducting issuance costs [2]. - As of June 30, 2025, the company has disclosed the usage of raised funds in its special report [2]. Previous Cash Management Situation - On September 26, 2024, the company approved the use of up to 1 billion yuan of temporarily idle raised funds and up to 400 million yuan of self-owned funds for cash management, with a validity period of 12 months [3]. Current Cash Management Details - The purpose of the current cash management is to improve the efficiency of using raised and self-owned funds while ensuring the safety of funds and the implementation of investment projects [4]. - The maximum amount for temporarily idle raised funds is set at 750 million yuan, and for self-owned funds, it is 600 million yuan, with a validity period of 12 months starting from September 25, 2025 [4]. - The funds will be used to purchase low-risk cash management products with high safety and liquidity, and the income will be prioritized for supplementing investment amounts and daily operational liquidity [4]. Impact on the Company and Risk Control - The company states that the cash management will not affect the implementation of investment plans and will enhance fund usage efficiency, benefiting both the company and its shareholders [5]. - Various risk control measures will be implemented, including selecting appropriate investment products and adhering to strict disclosure obligations [5].

国泰海通证券股份有限公司 关于中巨芯科技股份有限公司 放弃优先购买权暨关联交易的核查意见 国泰海通证券股份有限公司（以下简称"国泰海通"或"保荐人"）作为中 巨芯科技股份有限公司（以下简称"中巨芯"或"公司"）首次公开发行股票并 上市持续督导的保荐人，根据《证券发行上市保荐业务管理办法》《上海证券交 易所科创板股票上市规则》《上海证券交易所上市公司自律监管指引第 11 号— —持续督导》《上海证券交易所科创板上市公司自律监管指引第 1 号——规范运 作》等相关法律、法规和规范性文件的规定，对中巨芯放弃优先购买权暨关联 交易的事项进行了核查，核查情况与意见如下： 一、关联交易概述 为更好地实施战略规划及支持日常经营和业务发展，中巨芯持有 49.81%股 权的重要参股子公司晶恒希道（上海）科技有限公司（以下简称"晶恒希道"） 拟通过增资扩股方式引入投资者上海盛芯腾接力私募基金合伙企业（有限合伙） （以下简称"盛芯腾"），盛芯腾拟以现金方式出资人民币 1,800 万元认缴晶恒希 道新增注册资本 1,800 万元。公司、徐州盛芯半导体产业投资基金合伙企业（有 限合伙）（以下简称"盛芯基金"）和宁波云德半导体材料有限公 ...

国泰海通证券股份有限公司 关于中巨芯科技股份有限公司继续使用暂时闲置募集资金 （含超募资金）和自有资金进行现金管理的核查意见 国泰海通证券股份有限公司（以下简称"国泰海通"或"保荐人"）作为中 巨芯科技股份有限公司（以下简称"中巨芯"、"公司"或"发行人"）首次公开 发行股票并在科创板上市的保荐人，根据《证券发行上市保荐业务管理办法》《上 海证券交易所科创板股票上市规则》《上海证券交易所科创板上市公司自律监管 指引第 1 号——规范运作》《上海证券交易所上市公司自律监管指引第 11 号—— 持续督导》《上市公司募集资金监管规则》等有关法律法规和规范性文件的要求， 就中巨芯继续使用暂时闲置募集资金（含超募资金）和自有资金进行现金管理的 事项进行了审慎核查，并发表如下核查意见： 一、募集资金基本情况 截至 2025 年 6 月 30 日，公司募投项目及募集资金使用情况详见公司于 2025 年 8 月 27 日披露于上海证券交易所网站（www.sse.com.cn）的《中巨芯科技股 份有限公司 2025 年半年度募集资金存放、管理与实际使用情况的专项报告》（公 告编号：2025-024）。 三、前次使用暂时闲置募集 ...