证券代码：002297 证券简称：博云新材 编号：2025-044 湖南博云新材料股份有限公司 关于召开 2025 年第三次临时股东会的通知 现场会议召开时间为：2025 年 12 月 22 日下午 14:30 （一）股东会的届次：2025 年第三次临时股东会 （二）股东会的召集人：公司董事会 （三）会议召开的合法、合规性 本次股东会会议召开符合有关法律、行政法规、部门规章、规范性文件和公司 章程的规定 （四）会议召开的日期、时间 本公司及董事会全体成员保证信息披露的内容真实、准确和完整，没有虚假 记载、误导性陈述或者重大遗漏。 湖南博云新材料股份有限公司（以下简称"公司"或"博云新材"）于 2025 年 12 月 4 日召开第七届董事会第二十二次会议审议通过了《湖南博云新材料股份 有限公司关于提请召开 2025 年第三次临时股东会的议案》，现就召开 2025 年第三 次临时股东会（以下简称"本次股东会"）有关事宜通知如下： 一、召开会议的基本情况 网络投票时间为：2025 年 12 月 22 日 其中，通过深圳证券交易所交易系统进行网络投票的具体时间为：2025 年 12 月 22 日上午 9:15 至 9 ...

证券代码：002297 证券简称：博云新材 编号：2025-041 湖南博云新材料股份有限公司 第七届董事会第二十二次会议决议公告 本公司及董事会全体成员保证信息披露的内容真实、准确和完整，没有虚假 记载、误导性陈述或者重大遗漏。 湖南博云新材料股份有限公司（以下简称"公司"）第七届董事会第二十二 次会议于2025年12月4日在公司会议室以现场+通讯方式召开。会议通知于2025 年 12 月 1 日以邮件形式发出。公司应参会董事 9 名，实际参会董事 9 名。会议 由董事长戴志利先生主持，会议符合《公司法》和《公司章程》的规定。 经与会董事认真审议，全体董事书面表决，形成以下决议： 一、审议并通过了《湖南博云新材料股份有限公司关于以债转股方式向控 股子公司增资的议案》； 表决结果：9 票同意、 0 票反对、 0 票弃权，通过议案。 具体内容详见刊登于指定媒体和巨潮资讯网（www.cninfo.com.cn ）上的《湖 南博云新材料股份有限公司关于以债转股方式向控股子公司增资的公告》。 该议案尚需提交股东会审议。 二、审议并通过了《湖南博云新材料股份有限公司关于修订<公司章程>的 议案》； 表决结果：9 票同意 ...

Group 1: Market Performance - The A-share cultivated diamond sector showed strong performance, with Sifangda rising nearly 15%, Huifeng Diamond up over 10%, and Huanghe Xuanfeng hitting the daily limit [1][2] - Other companies such as Liliang Diamond, Hengsheng Energy, Chuangjiang New Materials, Inno Laser, Boyun New Materials, and Guojijiang Precision also experienced significant increases [1] Group 2: Industry Conference - The 2025 Cultivated Diamond Industry Conference is approaching, scheduled for December 5-6 in Zhengzhou, aiming to promote deep integration and upgrading of the industry chain [3] - The conference will focus on three main goals: building platforms, addressing shortcomings, and strengthening support, with plans to sign approximately 30 projects totaling no less than 15 billion yuan [3] - The event is expected to enhance Zhengzhou's influence in the cultivated diamond industry and establish a comprehensive "3+X" industry chain system [3] Group 3: Industry Background - Cultivated diamonds, a high-value consumer branch of the diamond industry, are rapidly growing due to their environmental benefits, cost-effectiveness, and stable supply [4] - The global cultivated diamond market is projected to reach $15 billion by 2026, with a compound annual growth rate exceeding 15% [4] - China's position as the largest producer of cultivated diamonds is expected to account for over 40% of the global market share [4] Group 4: Market Challenges and Opportunities - The market price of synthetic diamonds, particularly mid-to-low-end industrial products, has been under pressure due to previous capacity expansions and slowing demand in traditional downstream sectors [5] - Companies are exploring new value in diamond materials, particularly their excellent thermal conductivity, which is becoming crucial for high-power electronic devices [5][6] - The demand for diamond substrates in data centers and electric vehicles is increasing, as they significantly enhance heat dissipation efficiency [6][7] Group 5: Future Prospects - The semiconductor industry's evolution towards smaller nodes necessitates effective heat management, positioning diamonds as essential materials [7] - Companies like Guojijiang Precision, World, and Sifangda are recognized for their potential in the diamond thermal management market [7]

Group 1: Market Performance - The A-share cultivated diamond sector showed strong performance, with Sifangda rising nearly 15%, Huifeng Diamond up over 10%, and Huanghe Xuanfeng hitting the daily limit [1][2] - Other companies such as Liliang Diamond, Hengsheng Energy, Chuangjiang New Materials, Inno Laser, Boyun New Materials, and Guojijiang Precision also experienced significant increases [1][2] Group 2: Industry Conference - The 2025 Cultivated Diamond Industry Conference is approaching, scheduled for December 5-6 in Zhengzhou, aiming to promote deep integration and upgrading of the industry chain [3] - The conference will focus on three main goals: building platforms, addressing shortcomings, and strengthening support, with plans to integrate the cultivated diamond industry with the gold and jewelry sector [3] - Expected outcomes include the establishment of the Henan Province Cultivated Diamond Promotion Center and signing of approximately 30 projects with a total investment of no less than 15 billion yuan [3] Group 3: Industry Background - Cultivated diamonds, a high-value consumer product branch of the diamond industry, are rapidly growing due to their environmental benefits, cost-effectiveness, and stable supply [4] - The global cultivated diamond market is projected to reach 15 billion USD by 2026, with a compound annual growth rate exceeding 15% [4] - China's position as the largest producer of cultivated diamonds is expected to secure over 40% of the global market share [4] Group 4: Market Challenges and Opportunities - The market price of synthetic diamonds, particularly mid-to-low-end industrial products, has been under pressure due to previous capacity expansions and slowing demand in traditional downstream sectors [5] - The exceptional thermal conductivity of diamonds is becoming a key factor in unlocking new value, especially in high-power electronic devices [6] - Companies like Guojijiang Precision are seeing increased demand for diamond heat sinks, with expected sales revenue surpassing 10 million yuan this year [6][7]

Core Viewpoint - The superhard materials sector has experienced a significant surge, with multiple stocks showing substantial gains on December 3rd, indicating a strong market interest and potential investment opportunities in this industry [1]. Group 1: Stock Performance - Sifangda's stock price increased by 15.82%, reaching 17.86 [2] - Huifeng Diamond's stock rose by 12.18%, reaching 37.38 [2] - Huanghe Xuanfeng's stock hit the daily limit, increasing by 10.08% to 6.77 [2] - Liliang Diamond's stock grew by 8.02%, reaching 40.40 [2] - Other notable performers include World (up 5.59% to 68.00), Guojijiangong (up 5.08% to 34.32), and Boyun New Materials (up 1.64% to 9.91) [2].

证券之星消息，12月1日航空装备板块较上一交易日上涨1.45%，利君股份领涨。当日上证指数报收于 3914.01，上涨0.65%。深证成指报收于13146.72，上涨1.25%。航空装备板块个股涨跌见下表： | 代码 | 名称 | 收盘价 | 涨跌幅 | 成交量(手) | 成交额(元) | | --- | --- | --- | --- | --- | --- | | 002651 | 利君股份 | 11.86 | 10.02% | 32.08万 | 3.78亿 | | 002625 | 光启技术 | 49.68 | 10.01% | 80.69万 | 39.72亿 | | 002297 | 博云新材 | 9.74 | 6.10% | 100.52万 | 9.84亿 | | 300777 | 中简科技 | 31.47 | 3.66% | 11.31万 | 3.55亿 | | 000697 | *ST炼石 | 8.70 | 2.96% | 18.50万 | 1.62亿 | | 300900 | 广联航空 | 18.96 | 2.93% | 24.69万 | 4.71亿 | | 300965 | 恒宇信通 | 6 ...

（文章来源：每日经济新闻） 每经AI快讯，12月1日，商业航天概念快速走强，航天发展2连板，通宇通讯3连板，航天环宇、航天动 力、航天长峰、天宜新材、博云新材跟涨。 ...

Core Insights - The commercial aerospace sector has attracted significant capital market interest, with the Wind Commercial Aerospace Index showing a year-to-date increase of over 28%, outperforming the broader market [1] - Several stocks in this sector, including Srey New Materials, Longxi Co., and Chaozhuo Aerospace Technology, have seen their year-to-date gains exceed 100% [1] Financing and Leverage - As of November 27, the overall financing balance for commercial aerospace concept stocks approached 30 billion yuan, representing an increase of over 25% compared to the end of last year [1] - Companies such as Feili Hua, Aerospace Huan Yu, Chaozhuo Aerospace Technology, and Srey New Materials have experienced over 100% increase in financing from investors [1] Shareholder Dynamics - Among the commercial aerospace concept stocks, 7 companies reported a decrease in the number of shareholders compared to the end of Q3, with 5 of these stocks seeing a decline of over 3% in shareholder numbers, including Boyun New Materials, Aerospace Nanhu, and Landun Optoelectronics [1] Market Performance - Within the 7 stocks that saw a decrease in shareholder numbers, AVIC Xi'an Aircraft Industry and Thunder Micro Power have both declined by over 10% year-to-date, while Boyun New Materials and Aerospace Nanhu have performed well with significant gains [1] - Aerospace Nanhu has attracted nearly 75% increase in financing from investors this year, and all three companies—Aerospace Nanhu, AVIC Xi'an Aircraft Industry, and Aerospace Rainbow—have been the focus of research from over 80 institutions this year [1]

Market Performance - The cultivated diamond concept declined by 1.67%, ranking among the top declines in the concept sector as of the market close on November 27 [1] - Notable declines within the sector included *ST Yazhen, which hit the daily limit down, and companies like Sifangda, World, and Huanghe Xuanfeng, which also experienced significant drops [1] - Conversely, four stocks within the sector saw price increases, with Inno Laser, Chaohongji, and Henglin Co. rising by 3.96%, 2.17%, and 1.82% respectively [1] Capital Flow - The cultivated diamond concept experienced a net outflow of 344 million yuan from major funds today, with 13 stocks seeing net outflows [1] - The stock with the highest net outflow was Jing Sheng Electric, which saw a net outflow of 68.92 million yuan, followed by World, Guojijinggong, and Sifangda with outflows of 57.60 million yuan, 47.16 million yuan, and 47.11 million yuan respectively [1] - On the other hand, stocks with the highest net inflows included Inno Laser, Chaohongji, and Boyun New Materials, with inflows of 10.78 million yuan, 4.95 million yuan, and 1.72 million yuan respectively [1][2]

Core Viewpoint - The stock of Hunan Boyun New Materials Co., Ltd. has shown a significant increase in price this year, with a year-to-date rise of 33.14%, despite a slight decline in the last five trading days [1][2]. Group 1: Company Overview - Hunan Boyun New Materials Co., Ltd. was established on August 12, 1994, and listed on September 29, 2009. The company specializes in the research, production, and sales of aviation wheel brake systems, brake materials, carbon/carbon composite materials for aerospace, high-performance hard alloys, and rare metal powder materials [2]. - The main business revenue composition includes high-performance hard alloys and related materials (63.67%), aerospace and civilian carbon/carbon composite materials (33.17%), and others (3.16%) [2]. - As of September 30, the number of shareholders is 72,100, a decrease of 1.98% from the previous period, with an average of 7,953 circulating shares per person, an increase of 2.02% [2]. Group 2: Financial Performance - For the period from January to September 2025, the company achieved an operating income of 649 million yuan, representing a year-on-year growth of 45.11%. The net profit attributable to the parent company was 30.037 million yuan, a year-on-year increase of 278.32% [2]. - The company has cumulatively distributed cash dividends of 12.412 million yuan since its A-share listing, with no cash dividends distributed in the last three years [3]. Group 3: Stock Performance - As of November 13, the stock price reached 9.16 yuan per share, with a trading volume of 75.8446 million yuan and a turnover rate of 1.46%, resulting in a total market capitalization of 5.25 billion yuan [1]. - The stock has appeared on the "Dragon and Tiger List" four times this year, with the most recent appearance on July 29, where it recorded a net buy of -146 million yuan [1].