Market Performance - The electronic chemicals sector increased by 2.31% on October 21, with Siquan New Materials leading the gains [1] - The Shanghai Composite Index closed at 3916.33, up 1.36%, while the Shenzhen Component Index closed at 13077.32, up 2.06% [1] Top Gainers in Electronic Chemicals - Siquan New Materials (301489) closed at 210.38, up 6.32% with a trading volume of 98,100 shares and a transaction value of 2.022 billion [1] - Xingfu Electronics (688545) closed at 37.17, up 6.20% with a trading volume of 83,700 shares and a transaction value of 308 million [1] - Sanhu Xinke (688389) closed at 60.08, up 5.96% with a trading volume of 22,300 shares and a transaction value of 131 million [1] Fund Flow Analysis - The electronic chemicals sector saw a net inflow of 272 million from institutional investors, while retail investors experienced a net outflow of 246 million [2] - The main funds showed varying net inflows and outflows across different stocks, indicating selective investment behavior [3] Individual Stock Fund Flow - Shanghai Xinyang (300236) had a net inflow of 73.46 million from main funds, while retail investors saw a net outflow of 81.89 million [3] - Anji Technology (688019) experienced a net inflow of 35.75 million from main funds, with retail investors also showing a net outflow [3]

登录新浪财经APP 搜索【信披】查看更多考评等级 证券代码：688549 证券简称：中巨芯公告编号：2025-041 中巨芯科技股份有限公司 关于召开2025年第三季度业绩说明会的公告 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。 重要内容提示：● ● 会议召开时间：2025年10月29日（星期三）15:00-16:00 ● 会议召开地点：上海证券交易所上证路演中心（https://roadshow.sseinfo.com/） ● 会议召开方式：网络文字互动问答 ● 会议问题征集：投资者可于2025年10月22日（星期三）至10月28日（星期二）16:00前登录上证路演 中心网站首页，点击"提问预征集"栏目（https://roadshow.sseinfo.com/preCallQa）或通过电话（0570- 3091960）、邮件（Grandit_IR@grandit.com.cn）等形式将需要了解和关注的问题提前提供给公司。公司 将在业绩说明会文字互动环节，在信息披露允许范围内就投资者普遍关注的问题进行回答。 一、说明 ...

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。 重要内容提示： （https://roadshow.sseinfo.com/） 证券代码：688549 证券简称：中巨芯 公告编号：2025-041 中巨芯科技股份有限公司 关于召开 2025 年第三季度业绩说明会的公告 会议召开方式：网络文字互动问答 会议问题征集：投资者可于 2025 年 10 月 22 日（星期三）至 10 月 28 日（星期二）16:00 前登录上证路演中心网站首页，点击"提问预征集"栏目 （https://roadshow.sseinfo.com/preCallQa）或通过电话（0570-3091960）、邮件 （Grandit_IR@grandit.com.cn）等形式将需要了解和关注的问题提前提供给公司。 公司将在业绩说明会文字互动环节，在信息披露允许范围内就投资者普遍关注的 问题进行回答。 一、说明会类型 中巨芯科技股份有限公司（以下简称"公司"）将于 2025 年 10 月 23 日在 上海证券交易所网站（www.sse.com.cn）披露《 ...

国泰海通作为公司首次公开发行股票并在科创板上市项目的保荐机构，原保 荐代表人为林剑辉先生和张博文先生，持续督导期至 2026 年 12 月 31 日。由于 原保荐代表人林剑辉先生因工作变动，无法继续从事对公司的持续督导工作。为 保证持续督导工作的有序进行，国泰海通现委派保荐代表人曹岳承先生（简历详 见附件）接替林剑辉先生继续履行持续督导工作。 本次保荐代表人变更后，公司首次公开发行股票并在科创板上市项目的持续 督导保荐代表人为曹岳承先生和张博文先生，本次变更不影响国泰海通对公司的 持续督导工作。公司董事会对林剑辉先生在担任公司保荐代表人期间所做的工作 表示衷心感谢。 特此公告。 中巨芯科技股份有限公司董事会 2025 年 10 月 17 日 证券代码：688549 证券简称：中巨芯 公告编号：2025-040 中巨芯科技股份有限公司 关于变更持续督导保荐代表人的公告 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"）于近日收到国泰海通证券股 份有限公司（以下简称"国泰海通"）出具的《 ...

Market Overview - The large fund concept sector experienced a decline of 0.89% on October 16, with Tai Lingwei leading the drop [1] - The Shanghai Composite Index closed at 3916.23, up 0.1%, while the Shenzhen Component Index closed at 13086.41, down 0.25% [1] Stock Performance - Notable gainers in the large fund concept sector included: - Baiwei Storage (688525) with a closing price of 113.55, up 8.76% and a trading volume of 403,700 shares, totaling 4.577 billion yuan [1] - Jiangbolong (301308) closed at 181.63, up 7.16% with a trading volume of 273,000 shares, totaling 4.927 billion yuan [1] - Zhongjuxin (688549) closed at 10.19, up 5.05% with a trading volume of 740,600 shares, totaling 757 million yuan [1] - Major decliners included: - Tai Lingwei (688891) closed at 51.40, down 7.04% with a trading volume of 181,300 shares [2] - Xingfa Group (600141) closed at 27.28, down 6.67% with a trading volume of 407,000 shares [2] - Zhichun Technology (603690) closed at 34.57, down 6.57% with a trading volume of 806,600 shares [2] Capital Flow - The large fund concept sector saw a net outflow of 2.121 billion yuan from institutional investors, while retail investors contributed a net inflow of 1.392 billion yuan [2][3] - Specific stock capital flows indicated: - Baiwei Storage had a net inflow of 220 million yuan from institutional investors, while retail investors had a net inflow of 92.83 million yuan [3] - Jiangbolong experienced a net outflow of 245 million yuan from retail investors [3] - Deep Technology (000021) had a net inflow of 134 million yuan from institutional investors [3]

Group 1 - The core point of the news is the performance and financial details of Zhongjuxin Technology Co., Ltd., which saw a stock price increase of 5.67% to 10.25 CNY per share, with a total market capitalization of 15.142 billion CNY [1] - Zhongjuxin was established on December 25, 2017, and went public on September 8, 2023, focusing on the research, production, and sales of electronic wet chemicals, electronic specialty gases, and precursor materials [1] - The revenue composition of Zhongjuxin includes 76.63% from electronic wet chemicals, 21.25% from electronic specialty gases and precursors, and 2.12% from other sources [1] Group 2 - Among the top ten circulating shareholders of Zhongjuxin, Huaxia Fund's Huaxia CSI 1000 ETF (159845) entered the list in the second quarter, holding 3.2165 million shares, which is 0.56% of the circulating shares [2] - The Huaxia CSI 1000 ETF has a total scale of 38.227 billion CNY and has achieved a year-to-date return of 26.93%, ranking 1966 out of 4218 in its category [2] - The fund has a one-year return of 37.34%, ranking 1441 out of 3864, and a total return since inception of 27.7% [2]

Core Viewpoint - The company, Zhongjuxin (688549), is focused on semiconductor manufacturing and aims to enhance its competitiveness through the development and industrialization of specialized chemical products for integrated circuits [1] Group 1: Company Strategy - The company is concentrating on the research and industrialization of electronic wet chemicals, electronic specialty gases, and precursor materials, establishing itself as a key player in the domestic industry [1] - To further enhance its comprehensive competitiveness, the company is accelerating the development and industrialization of functional chemical products for integrated circuits [1] Group 2: Expansion and Acquisitions - The company is actively expanding into new fields, including high-purity quartz materials, through significant equity investments and the acquisition of the UK-based Heraeus company [1]

Core Insights - The electronic chemicals sector experienced a rise of 1.36% on October 9, with Debang Technology leading the gains [1] - The Shanghai Composite Index closed at 3933.97, up 1.32%, while the Shenzhen Component Index closed at 13725.56, up 1.47% [1] Stock Performance Summary - Debang Technology (688035) closed at 61.74, with a significant increase of 11.95%, and a trading volume of 123,300 shares, resulting in a transaction value of 745 million [1] - Guoci Materials (300285) also saw a notable rise of 11.56%, closing at 24.90, with a trading volume of 484,500 shares and a transaction value of 1.155 billion [1] - Other notable performers included Jin Hong Gas (688106) with an 8.20% increase, closing at 21.38, and Zhongju Chip (688549) with a 4.74% increase, closing at 10.39 [1] Fund Flow Analysis - The electronic chemicals sector saw a net outflow of 643 million from main funds, while retail investors contributed a net inflow of 367 million [2] - Speculative funds recorded a net inflow of 276 million into the sector [2]

证券日报网讯 9月29日晚间，中巨芯发布公告称，公司于2025年8月25日召开第二届董事会第八次会 议，审议通过了《关于取消监事会、变更经营范围、修订〈公司章程〉并授权办理工商变更登记、修订 及制定公司部分管理制度的议案》，并于2025年9月11日召开公司2025年第二次临时股东大会，审议通 过了《关于取消监事会、变更经营范围、修订〈公司章程〉并授权办理工商变更登记的议案》。近日， 公司完成了相应的工商变更登记和备案手续，并取得了由浙江省市场监督管理局换发的《营业执照》。 （文章来源：证券日报） ...

中巨芯科技股份有限公司（以下简称"公司"）于 2025 年 8 月 25 日召开第 二届董事会第八次会议，审议通过了《关于取消监事会、变更经营范围、修订〈公 司章程〉并授权办理工商变更登记、修订及制定公司部分管理制度的议案》，并 于 2025 年 9 月 11 日召开公司 2025 年第二次临时股东大会，审议通过了《关于 取消监事会、变更经营范围、修订〈公司章程〉并授权办理工商变更登记的议案》。 具体内容详见公司分别于 2025 年 8 月 27 日、2025 年 9 月 12 日披露于上海证券 交易所网站（www.sse.com.cn）的《关于取消监事会、变更经营范围、修订〈公 司章程〉并授权办理工商变更登记及修订、制定和废止公司部分管理制度的公告》 （公告编号：2025-028）、《2025 年第二次临时股东大会决议公告》（公告编号： 2025-036）。 近日，公司完成了相应的工商变更登记和备案手续，并取得了由浙江省市场 监督管理局换发的《营业执照》，变更后的《营业执照》相关登记信息如下： 名称：中巨芯科技股份有限公司 统一社会信用代码：91330802MA29U4396U 证券代码：688549 证券 ...