湖南博云新材料股份有限公司 关于公司常务副总裁辞职暨聘任公司副总裁的公告 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。 一、常务副总裁辞职情况 湖南博云新材料股份有限公司（以下简称"公司"）董事会于近日收到公司 董事、常务副总裁蒋建湘先生的书面辞职报告，因工作安排原因，蒋建湘先生辞 去公司常务副总裁职务，辞职后蒋建湘先生仍继续担任公司董事、薪酬与考核委 员会委员职务。 证券代码：002297 证券简称：博云新材 编号：2026-009 截至本公告披露日，蒋建湘先生未直接或间接持有本公司股份，其不存在应 当履行而未履行的承诺事项。蒋建湘先生辞去常务副总裁职务不会对公司的正常 运作及经营管理产生影响。根据《公司法》《公司章程》及有关法律法规的规定， 蒋建湘先生的辞职报告自送达公司董事会之日起生效。 公司董事会对蒋建湘先生担任常务副总裁期间为公司发展所做出的贡献表 示衷心的感谢！ 二、聘任副总裁情况 公司于 2026 年 3 月 26 日召开第七届董事会第二十四次会议审议通过了《湖 南博云新材料股份有限公司关于聘任公司副总裁的议案》。根据《公司法》《深 圳证券交 ...

湖南博云新材料股份有限公司 证券代码：002297 证券简称：博云新材 编号：2026-008 第七届董事会第二十四次会议决议公告 2026 年 3 月 26 日 审议并通过了《湖南博云新材料股份有限公司关于聘任公司副总裁的议案》； 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公司常务副总裁辞职暨聘任公司副总裁的公告》。 特此公告。 湖南博云新材料股份有限公司 董事会 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"）第七届董事会第二十四 次会议于 2026 年 3 月 26 日在公司会议室以通讯方式召开。会议通知于 2026 年 3 月 23 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： ...

Investment Rating - The report maintains an overweight rating for the defense and military industry, suggesting a positive outlook for the sector [2][24]. Core Views - The defense budget for 2026 is projected to be approximately 1,909.6 billion yuan, reflecting a 7.0% increase from 2025, indicating a sustained growth trend for five consecutive years [2]. - The "14th Five-Year Plan" is progressing steadily, with expectations for improved industry fundamentals in the first half of 2026, driven by a recovery in orders and performance [2]. - The report highlights the emergence of aerospace as a new pillar industry, with accelerated commercialization in the commercial aerospace sector [2]. - The report emphasizes the importance of domestic demand growth and technological advancements in driving investment opportunities within the military industry [2]. Market Review - Last week, the Shenwan Defense and Military Index fell by 2.21%, while the CSI Military Leaders Index decreased by 0.15%. In comparison, the Shanghai Composite Index dropped by 0.93% [3]. - The defense and military sector's performance ranked 13th among 31 Shenwan primary industry sectors [3]. - The top five performing stocks in the defense and military sector were China Power (16.74%), Beihua Co. (16.7%), Aerospace Rainbow (14.42%), Hezhong Shizhuang (10.02%), and Aero Engine Corporation of China (7.07%) [3][9]. - Conversely, the bottom five performers included Feilihua (-17.89%), Boyun New Materials (-12.73%), Triangle Defense (-11.04%), Torch Electronics (-10.83%), and Northern Shares (-10.63%) [3][10]. Valuation Changes - The current PE-TTM for the Shenwan military sector is 99.97, placing it in the upper range historically, with a valuation percentile of 77.25% since January 2014 [10]. - The aerospace and aviation equipment sectors are noted to have relatively high PE valuations since 2020 [10][15].

Investment Rating - The report maintains an "Overweight" rating for the defense and military industry, indicating a positive outlook compared to the overall market performance [4][27]. Core Insights - The defense budget for 2026 is projected to be approximately 1,909.6 billion yuan, reflecting a 7.0% increase from 2025, marking five consecutive years of growth at or above this rate. This increase is expected to enhance industry certainty and improve order trends [4]. - The "14th Five-Year Plan" is progressing steadily, with expectations for the defense industry to enter a new cycle of quality and quantity improvement. The report emphasizes the importance of maintaining a high allocation to the military industry [4]. - The aerospace sector is emerging as a new pillar industry, with accelerated commercialization in commercial aerospace. The government aims to develop new industries, including satellite internet, as part of its strategic initiatives [4]. - The report highlights investment opportunities driven by domestic demand growth and technological advancements in emerging fields, such as intelligent systems, unmanned equipment, and commercial aerospace [4]. Summary by Sections Market Review - Last week, the Shenwan Defense and Military Index fell by 2.21%, while the CSI Military Leaders Index decreased by 0.15%. The overall market indices also experienced declines, with the Shanghai Composite Index down by 0.93% and the CSI 300 down by 1.07% [2][5]. - The defense and military sector's performance ranked 13th among 31 Shenwan primary industry indices [5]. Stock Performance - The top five performing stocks in the defense and military sector last week were China Power (+16.74%), Beihua Co. (+16.70%), Aerospace Rainbow (+14.42%), Hezhong Shizhuang (+10.02%), and Aero Engine Corporation (+7.07%) [5][12]. - Conversely, the bottom five performers included Feilihua (-17.89%), Boyun New Materials (-12.73%), Triangle Defense (-11.04%), Torch Electronics (-10.83%), and Northern Shares (-10.63%) [5][13]. Valuation Changes - The current PE-TTM for the Shenwan military sector is 99.97, placing it in the upper range historically, with a valuation percentile of 77.25% since January 2014 and 99.25% since January 2019 [12][21]. - The report indicates a slight differentiation in valuations among sub-sectors, with aerospace and aviation equipment showing relatively high PE valuations since 2020 [12][18].

Core Insights - The diamond industry is experiencing rapid growth driven by advancements in synthetic diamond technology and increasing demand in high-performance applications such as AI cooling and semiconductor devices [1][2][3][4][5][6][7][8][9][10][11][12][13][14][15][16][17][18][19][20][21] Group 1: Industry Overview - The global superhard materials industry is led by companies specializing in synthetic diamond research, production, and sales, with applications in cutting, grinding, and thermal management [2][3][4] - The demand for industrial-grade diamonds is rapidly increasing due to the commercialization of diamond cooling technologies by major companies like AMD and NVIDIA [1][2][4] - The market for cultivated diamonds is expanding, supported by government policies favoring advanced materials and the cultivation industry [2][5][6][10] Group 2: Company Highlights - Huanghe Xuanfeng (600172) is a leading player in the synthetic diamond sector, leveraging high-temperature and high-pressure technology to produce high-quality diamond single crystals [2] - Lili Diamond (301071) focuses on diamond single crystals and cultivated diamonds, benefiting from cost and quality advantages in industrial materials [3] - Wald (688028) has made significant technological breakthroughs in diamond cooling products, targeting the AI server cooling market [4] - Guoji Precision (002046) has developed high-end diamond products for defense and aerospace applications, capitalizing on its unique competitive advantages [5] - Hengsheng Energy (605580) is exploring applications for diamond materials in energy and semiconductor sectors, supported by strong policy backing [6] - Zhongbing Hongjian (000519) has a leading position in the superhard materials market, with stable cash flow from military applications [13] - Jing Sheng Electromechanical (300316) has successfully developed diamond growth equipment, enhancing its position in the semiconductor and AI cooling markets [15] - China Gold (600916) is leveraging its brand influence in the jewelry sector to promote cultivated diamonds, enhancing market penetration [16]

Group 1: Industry Overview - The diamond industry is experiencing rapid growth driven by advancements in AI cooling technology and the increasing demand for synthetic diamonds in both industrial and consumer markets [1][2][3][4][5][6][7][8][9][10][11][12][13][14][15][16][17][18][19][20][21][22][23][24][25][26][27][28][29][30][31][32][33][34][35][36][37][38][39][40] - The market for industrial-grade diamonds is entering a phase of rapid growth, particularly with the commercialization of diamond cooling technologies by major companies like AMD and NVIDIA [1][2][3][4][5][6][7][8][9][10][11][12][13][14][15][16][17][18][19][20][21][22][23][24][25][26][27][28][29][30][31][32][33][34][35][36][37][38][39][40] Group 2: Company Highlights - Sifangda (300179) focuses on CVD diamond technology and has established a complete technical barrier in the ultra-hard materials sector, benefiting from the domestic advantages in synthetic diamonds [1] - Huanghe Xuanfeng (600172) is a leading global player in synthetic diamonds, leveraging its mature high-temperature and high-pressure technology to produce high-quality diamond monocrystals [2] - Liliang Diamond (301071) maintains a diversified product strategy, focusing on both industrial and consumer markets, and is well-positioned to benefit from the growing demand for AI cooling solutions [3] - World (688028) specializes in ultra-hard materials and has made significant technological breakthroughs in diamond products for AI server cooling applications [4] - Guoji Precision (002046) has developed high-end diamond products for defense and aerospace applications, benefiting from national support for advanced materials [5] - Hengsheng Energy (605580) has achieved breakthroughs in CVD diamond technology and is expanding its applications in cooling and semiconductor fields [6] - Inno Laser (301021) focuses on high-end laser equipment and has established a stable competitive advantage in diamond processing equipment [7] - Chuangjiang New Materials (002171) is expanding its upstream carbon material business to support the growing demand for synthetic diamonds [8] - Boyun New Materials (002297) is entering the diamond production supply chain, benefiting from the rapid growth in demand for industrial diamonds [9] - Huifeng Diamond (920725) specializes in diamond micro-powder and single crystal products, maintaining a strong market position through technological barriers [10] - Henglin Co., Ltd. (603661) is diversifying into synthetic diamonds and large-size diamond single crystal business, leveraging its home furnishing resources [11] - Yuyuan Co., Ltd. (600655) is rapidly penetrating the synthetic diamond market through established retail channels and brand influence [12] - Chaohongji (002345) is actively launching synthetic diamond products targeting the young consumer market, supported by a strong retail network [13] - Zhongbing Hongjian (000519) has a leading capacity in ultra-hard materials and is benefiting from the dual demand for industrial and synthetic diamonds [14] - Jingsheng Electromechanical (300316) has developed diamond growth equipment and is well-positioned in the semiconductor and cooling markets [15] - China Gold (600916) is leveraging its brand influence to promote synthetic diamonds, enhancing consumer acceptance [16] - Guangpu Co., Ltd. (300632) is entering the high-end thermal management market with diamond cooling solutions [17] - Benlang New Materials (920807) is focusing on diamond tools and materials for precision processing, with a strong market presence [18] - Zhongshi Technology (300684) is advancing diamond-based thermal materials for AI server applications, benefiting from industry growth [19] - Guoli Electronics (688103) is supporting diamond growth equipment through electronic vacuum devices, positioning itself in the semiconductor sector [20] - ST Yazhen (603389) is focusing on high-purity and large-size diamond projects, adapting to market demands for both industrial and consumer applications [21]

从资金流向上来看，当日湖南国企改革板块主力资金净流出6.07亿元，游资资金净流入3368.65万元，散 户资金净流入5.73亿元。湖南国企改革板块个股资金流向见下表： 证券之星消息，2月26日湖南国企改革板块较上一交易日上涨0.2%，博云新材领涨。当日上证指数报收 于4146.63，下跌0.01%。深证成指报收于14503.79，上涨0.19%。湖南国企改革板块个股涨跌见下表： 以上内容为证券之星据公开信息整理，由AI算法生成（网信算备310104345710301240019号），不构成 投资建议。 ...

证券日报网讯 2月25日，博云新材在互动平台回答投资者提问时表示，截至2026年2月13日，公司的投 资者户数为72022户。 （文章来源：证券日报） 证券日报网讯 2月25日，博云新材在互动平台回答投资者提问时表示，截至2026年2月13日，公司的投 资者户数为72022户。 （文章来源：证券日报） ...

证券日报网讯2月25日，博云新材（002297）在互动平台回答投资者提问时表示，截至2026年1月30日， 公司的投资者户数为71887户。 ...

Group 1 - The A-share market experienced a collective decline on the last trading day of the Year of the Snake, with the Shanghai Composite Index down by 1.26%, the Shenzhen Component Index down by 1.28%, and the ChiNext Index down by 1.57% [1] - The trading volume in the Shanghai and Shenzhen markets was 19,989 billion yuan, a decrease of 1,618 billion yuan compared to the previous day, with 1,537 stocks rising and 3,824 stocks falling [2] - The military equipment, paper-making, film and television, and semiconductor equipment sectors showed the highest gains, with stocks like Andavil, Yaxing Anchor Chain, and Aero Engine Corporation hitting the daily limit [2] Group 2 - In the Hunan stock market, the energy storage sector saw Tai Jia Co., Ltd. reach a 10% daily limit, focusing on a dual business model of "sawing + power supply" [3] - ST Jinhong also hit the daily limit with a 5.06% increase, as the company faces a pre-restructuring application from creditors, which could help mitigate debt risks if the restructuring is successful [3] - Other Hunan stocks such as Oke Yi, Boyun New Materials, Huashu High-Tech, and Aibulu also rose by over 3% [4]