证券代码：300684 证券简称：中石科技 公告编号：2025-074 北京中石伟业科技股份有限公司 关于部分董事减持股份的预披露公告 公司董事陈曲先生和陈钰先生保证向本公司提供的信息真实、准确和完整， 没有虚假记载、误导性陈述或重大遗漏。 本公司及董事会全体成员保证信息披露内容的真实、准确和完整，没有虚 假记载、误导性陈述或重大遗漏。 特别提示： 北京中石伟业科技股份有限公司（以下简称"公司"）董事陈曲先生、陈钰先 生合计持有公司股份 1,451,574 股，占公司剔除回购专用账户股份后总股本比例 0.49%，计划自本公告披露之日起 15 个交易日之后的三个月内（即 2025 年 12 月 16 日-2026 年 3 月 15 日）以集中竞价方式减持公司股份合计不超过 362,894 股，占公司剔除回购专用账户股份后总股本比例 0.12%。 公司近日收到上述股东出具的《股份减持计划告知函》，现将相关情况公告 如下： （一）减持计划基本情况 1、减持原因：自身资金安排。 2、股份来源：公司首次公开发行前已发行的股份和 2018 年限制性股票激励 计划所获授的股份（包括因权益分派实施资本公积转增股本部分）。 3 ...

Core Viewpoint - The company has successfully established an overseas production base in Thailand to meet the global supply chain needs of its clients, with production operations now underway and certifications completed for major clients [2] Group 1 - The Thailand factory has commenced production and has successfully completed factory certification for major clients including North American customers, Samsung from South Korea, and Nokia [2] - The company is accelerating the expansion of its overseas production capacity and has initiated the construction project for the second phase of the Thailand factory [2]

Core Viewpoint - The company has established a competitive advantage in the heat dissipation module market, particularly for 800G and 1.6T high-speed optical modules, having gained product certification and mass production from leading optical communication enterprises both domestically and internationally [1] Group 1: Product Application and Market Position - The heat dissipation modules are primarily applied in the fields of 800G and 1.6T high-speed optical modules [1] - The company has achieved product certification and mass production with top optical communication enterprises [1] Group 2: Competitive Advantages - The company leverages years of accumulated heat dissipation technology, precision manufacturing capabilities, and collaborative development experience with clients to form a competitive edge [1] - The company offers customized heat dissipation solutions that address the high power density, miniaturization, and high power consumption needs of high-speed optical modules, demonstrating good performance in thermal conductivity and structural compatibility [1] Group 3: Client Relationships and Development - The company has established cooperative relationships with several mainstream clients in the industry [1] - Through continuous technological iteration and responsive service, the company steadily enhances the depth of collaboration with its clients [1]

Core Viewpoint - The article discusses the development and market dynamics of the thermal conductive materials industry in China, highlighting the increasing demand driven by advancements in 5G technology and consumer electronics, as well as the competitive landscape and supply chain analysis of the industry [9][25]. Industry Overview - The thermal conductive materials industry in China is primarily focused on solving heat dissipation issues in various sectors, including communication, consumer electronics, and data centers [3][25]. - The industry has seen significant growth, with the market size increasing from 74.1 billion RMB in 2015 to 156.2 billion RMB in 2021, and projected to reach 186.3 billion RMB by 2024 [33][34]. Market Size - The market size of thermal conductive materials in China was 156.2 billion RMB in 2021, with a compound annual growth rate (CAGR) of 18.2% expected from 2019 to 2024 [33][34]. - The growth is attributed to the commercialization of 5G technology and the increasing application of thermal conductive materials in various fields [33]. Policy Analysis - The article emphasizes the supportive policies for the development of the thermal conductive materials industry, particularly in relation to 5G infrastructure and consumer electronics [20]. Driving Factors - The commercialization of 5G technology is expected to further popularize thermal conductive materials, as higher performance requirements for devices lead to increased heat generation [21][25]. - The development of consumer electronics is also a significant driver, with the demand for efficient heat dissipation solutions growing alongside advancements in technology [22][25]. Industry Trends - The article notes a trend towards the diversification of applications for thermal conductive materials, moving beyond traditional sectors into areas such as electric vehicles and data centers [25][33]. - The industry is evolving into a knowledge-intensive sector, with a focus on innovation and high-tech solutions to meet the demands of modern electronic devices [18][22]. Competitive Landscape - The competitive landscape is characterized by a high degree of fragmentation, with domestic companies gradually emerging to challenge established foreign players in the high-end market [9][10]. - The article highlights that while the high-end market is dominated by foreign companies, domestic firms are making strides in the mid to low-end segments [10][17]. Supply Chain Analysis - The supply chain for thermal conductive materials in China is less integrated compared to international standards, with upstream raw materials being readily available [9][10]. - The upstream materials include chemical raw materials such as graphite, PI film, and silicone rubber, which are essential for the production of thermal conductive materials [11][12]. Downstream Applications - The primary downstream applications of thermal conductive materials are in the consumer electronics and communication sectors, which together account for over 80% of the market [25][28]. - The demand for thermal conductive materials is expected to rise significantly with the ongoing construction of 5G base stations and the proliferation of 5G-enabled devices [28][32].

证券日报网讯11月21日晚间，中石科技（300684）发布公告称，截至本公告披露日，公司回购股份方案 已实施完毕。截至本公告披露日，公司通过回购专用证券账户以集中竞价交易方式回购公司股份586， 000股，占公司总股本的0.1957%。 ...

Group 1 - Company announced the repurchase of approximately 590,000 shares, accounting for 0.1957% of total share capital, with a total transaction amount of approximately 15.54 million yuan [1] - The highest transaction price was 45.53 yuan per share, while the lowest was 21.15 yuan per share [1] - The repurchase has reached the lower limit of the total amount specified in the repurchase plan and has been completed [1] Group 2 - For the year 2024, the revenue composition of the company is 98.23% from the manufacturing of electronic components and electronic specialized materials, with other businesses accounting for 1.77% [1] - The current market capitalization of the company is 11.8 billion yuan [1]

格隆汇11月21日丨中石科技(300684.SZ)公布，截至本公告披露日，公司通过回购专用证券账户以集中 竞价交易方式回购公司股份586,000股，占公司总股本的0.1957%，最高成交价为45.53元/股，最低成交 价为21.15元/股，成交总金额15,544,070.00元（不含交易费用）。公司本次回购股份金额已达回购方案 中的回购资金总额下限，且不超过回购方案中的回购资金总额的上限，回购方案已实施完毕。本次回购 符合公司既定的回购方案及相关法律法规的要求。 ...

中石科技公告，截至公告披露日，公司通过集中竞价交易方式回购股份58.6万股，占公司总股本的 0.1957%，最高成交价为45.53元/股，最低成交价为21.15元/股，成交总金额1554.41万元(不含交易费 用)。公司本次回购股份金额已达回购方案中的回购资金总额下限，且不超过回购方案中的回购资金总 额的上限，回购方案已实施完毕。 ...

证券代码：300684 证券简称：中石科技 公告编号：2025-073 北京中石伟业科技股份有限公司 关于公司股份回购完成暨股份变动的公告 本公司及董事会全体成员保证信息披露内容的真实、准确和完整，没有虚 假记载、误导性陈述或重大遗漏。 北京中石伟业科技股份有限公司（以下简称"公司"或"中石科技"）于 2025 年 4 月 14 日召开了第五届董事会第二次会议以及第五届监事会第二次会议，审 议并通过了《关于回购公司股份方案的议案》，同意公司使用自有资金以集中竞 价交易的方式回购公司部分股份，用于实施股权激励或员工持股计划。本次回购 股份的资金总额不低于人民币 1,500 万元（含），且不超过人民币 3,000 万元（含）， 回购股份的价格不超过 30.00 元/股；回购期限自公司董事会审议通过本次回购股 份方案之日起 12 个月内。具体内容详见公司分别于 2025 年 4 月 14 日、2025 年 4 月 15 日在巨潮资讯网（www.cninfo.com.cn）披露的《关于回购公司股份方案 的公告》（公告编号：2025-009）和《回购报告书》（编号：2025-010）。 因实施 2024 年年度权益分派 ...

Core Viewpoint - Zhongshi Technology experienced a decline of 5.02% on November 21, with a stock price of 39.53 CNY per share and a total market capitalization of 11.84 billion CNY [1] Group 1: Company Overview - Beijing Zhongshi Weiye Technology Co., Ltd. was established on April 10, 1997, and listed on December 27, 2017 [1] - The company's main business involves the research, design, production, sales, and technical services of thermal conductive materials, EMI shielding materials, and power filters [1] - The revenue composition of the main business is as follows: thermal conductive materials account for 98.05%, while other supplementary materials account for 1.95% [1] Group 2: Shareholder Information - One of the top ten circulating shareholders of Zhongshi Technology is a fund under GF Fund, specifically the GF Multi-Strategy Emerging Stocks (003745), which increased its holdings by 579,900 shares in the third quarter, totaling 1.6904 million shares, representing 0.83% of circulating shares [2] - The fund has a current scale of 2.29 billion CNY and has achieved a year-to-date return of 27.53%, ranking 1659 out of 4208 in its category [2] - The fund manager, Zhou Zhishuo, has a tenure of 5 years and 66 days, with the best fund return during this period being 47.06% and the worst being -24.96% [2] Group 3: Fund Holdings - GF Multi-Strategy Emerging Stocks (003745) holds 1.6904 million shares of Zhongshi Technology, which constitutes 3.01% of the fund's net value, making it the fourth-largest holding [3] - The estimated floating loss for the fund today is approximately 3.533 million CNY [3]