关于公司取得建设工程规划许可证的公告 本公司及董事会全体成员保证公告内容的真实、准确和完整，没有虚假记 载、误导性陈述或者重大遗漏，并对其内容的真实性、准确性和完整性承担个 别及连带法律责任。 一、基本情况 惠丰钻石股份有限公司（简称"公司"）于2025年11月19日召开第四届董事 会第四次会议，审议通过了《关于公司拟购买国有土地使用权的议案》，拟以自 有资金购买位于柘城县丹阳大道东侧ZG2025-23号地块的国有建设土地使用权， 总金额不超过3,000万元，具体内容详见公司2025年11月20日披露的《拟购买国 有土地使用权的公告》（公告编号：2025-110）。 2025年11月19日，公司通过柘城县自然资源局组织的国有建设用地网上挂牌 出让活动，以2,969.73万元成功竞得位于柘城县丹阳大道东侧的一宗国有建设用 地使用权。 2025年12月8日，公司与柘城县自然资源局完成《国有建设用地使用权出让 合同》的签署。 证券代码：920725 证券简称：惠丰钻石 公告编号：2026-021 惠丰钻石股份有限公司 2025年12月31日，公司召开第四届董事会第七次会议，审议通过了《关于改 变募集资金用途的议案》 ...

Investment Rating - Investment rating: Positive (maintained) [1] Core Insights - The artificial diamond industry is transitioning from traditional materials to high-end manufacturing materials driven by AI computing needs, marking 2026 as a pivotal year for industrialization in this sector [19][16][15] - The demand for diamond cooling solutions is expected to grow significantly, with projections indicating a market size of 48-90 billion RMB by 2030 in the AI chip sector [47][50] - The diamond drill bit market is also set to expand as the PCB industry upgrades to higher-grade materials, with diamond drill bits becoming essential tools for high-end PCB manufacturing [5][18] Summary by Sections 1. AI Era Cooling Revolution and PCB Upgrade - Diamonds are recognized for their superior hardness and thermal conductivity, leading to diverse applications in industrial and consumer sectors [15] - The diamond industry is categorized into several segments, including industrial abrasives, synthetic diamond jewelry, precision cutting tools, and functional materials like diamond cooling and semiconductor substrates [15] 2. Diamond Cooling: The Ultimate Cooling Solution for High-Performance Computing - The rapid increase in GPU power density, exceeding 2000W, necessitates the development of new high-conductivity materials, with diamond emerging as a leading solution [4][20] - Diamond cooling technology has achieved commercial delivery milestones, marking a significant step from technical validation to market application [41][41] - The diamond cooling market is projected to reach 48-90 billion RMB by 2030, driven by its integration into AI chip applications [47][50] 3. Diamond Drill Bits: Essential for PCB Material System Upgrade - The upgrade of PCB materials driven by AI computing demands has led to a significant reduction in the lifespan of traditional tungsten carbide drill bits, necessitating the adoption of diamond drill bits [5][18] - Diamond drill bits are expected to transition from optional tools to necessary components in high-end PCB manufacturing, with ongoing industrialization efforts [5][18] 4. Investment Recommendations and Beneficiary Targets - The investment focus is shifting towards companies involved in diamond materials and applications, particularly those with established product lines in diamond cooling and drill bits [6] - Beneficiary companies include Guoji Precision, World, Sifangda, Huanghe Xuanfeng, Power Diamond, Huifeng Diamond, Zhongbing Hongjian, and Inno Laser [6]

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]

Core Insights - The North Exchange 50 index experienced a slight increase of +0.48% this week, with 193 out of 295 listed companies showing positive weekly growth, led by Tongbao Optoelectronics (+61.41%) and *ST Yunchuang (+29.55%) [3][11] - The average daily trading volume on the North Exchange was approximately 17.96 billion yuan, with a total trading volume of 71.82 billion yuan over four trading days [4][5] - The overall price-to-earnings (P/E) ratio for the North Exchange is around 47.37 times, showing a slight increase from the previous week [22][25] - The number of market makers on the North Exchange has expanded to 21, enhancing market liquidity and trading mechanisms [3][42] Market Overview - The North Exchange's daily average trading volume was approximately 17.96 billion yuan, with a total trading volume of 71.82 billion yuan and a trading volume of 2.919 billion shares this week [4][5] - The North Exchange's turnover rate was 13.40%, higher than that of the Sci-Tech Innovation Board and the Shanghai and Shenzhen main boards [5][6] - The North Exchange has a total of 295 listed companies, with a total market capitalization of 942.59 billion yuan [6][22] Industry Performance - The sectors with the highest weekly growth included petroleum and petrochemicals (+21.8%), environmental protection (+8.0%), and transportation (+6.1%), while the media sector saw a decline of -15.6% [11][12] - The average P/E ratio for the non-ferrous metals sector is the highest at 129.6 times, followed by petroleum and petrochemicals (92.6 times) and telecommunications (90.4 times) [25][26] Investment Strategy - The report recommends focusing on two main investment directions for 2026: 1. A top-down approach targeting new productive forces in the North Exchange, particularly in emerging industries such as new energy (hydrogen and nuclear fusion), embodied intelligence (robotics), biomanufacturing, mobile communications, and new consumption [28] 2. A bottom-up approach based on financial indicators, focusing on companies with high growth rates, strong R&D investment, significant capacity release potential, and strong growth prospects [28] Company Announcements - Important announcements from North Exchange companies this week included asset restructuring, major contracts, foreign investments, and new patents [30][31]

证券代码：920725 证券简称：惠丰钻石 公告编号：2026-020 惠丰钻石股份有限公司 关于公司获得制造业单项冠军企业证书的公告 本公司及董事会全体成员保证公告内容的真实、准确和完整，没有虚假记 载、误导性陈述或者重大遗漏，并对其内容的真实性、准确性和完整性承担个 别及连带法律责任。 一、基本情况 惠丰钻石股份有限公司（以下简称"公司"）于近日收到工业和信息化部颁 发的《制造业单项冠军企业证书》，按照工业和信息化部有关审查工作要求，公 司成功通过第六批制造业单项冠军企业复核，通过产品为"人造单晶金刚石微粉"。 《制造业单项冠军企业证书》。 1 惠丰钻石股份有限公司 董事会 2026年2月27日 二、对公司的影响 制造业单项冠军企业是指长期专注于制造业特定细分领域，生产技术或工艺 水平国际先进，单项产品市场占有率位居全球或国内前列的企业。单项冠军企业 是制造业创新发展的基石，是制造业竞争力的重要体现。 公司通过第六批制造业单项冠军企业复核，再次获得制造业单项冠军企业证 书，是对公司产品技术、规模、质量的认可及肯定，是公司行业地位、自主创新 能力等综合实力的体现。公司将继续坚持技术创新，不断提高核心竞争力， ...

证券代码：920725 证券简称：惠丰钻石 公告编号：2026-019 惠丰钻石股份有限公司 2025 年年度业绩快报公告 本公司及董事会全体成员保证公告内容的真实、准确和完整，没有虚假记载、 误导性陈述或者重大遗漏，并对其内容的真实性、准确性和完整性承担个别及连 带法律责任。 特别提示：本公告所载 2025 年年度主要财务数据为初步核算数据，未经会 计师事务所审计，具体数据以公司 2025 年年度报告中披露的数据为准，提请投 资者注意投资风险。 一、2025 年年度主要财务数据和指标 单位：元 | 项目 | 本报告期 | 上年同期 | 变动比例% | | --- | --- | --- | --- | | 营业收入 | 169,549,380.35 | 216,294,525.45 | -21.61% | | 利润总额 | -20,353,189.63 | 1,044,996.24 | - | | 归属于上市公司股东的净利润 | -18,923,403.01 | 3,939,331.08 | - | | 归属于上市公司股东的扣除非经常 | -23,062,099.07 | -4,367,576.15 | - ...

Group 1 - The core point of the article is that Huifeng Diamond (stock code: 920725) experienced significant trading activity on February 24, 2026, with a turnover rate of 23.85% and a total transaction amount of 364 million yuan [1][3] - The total number of shares traded was approximately 9.91 million [1] - The leading buyer and seller were both institutional investors, with the buying amount at approximately 9.70 million yuan and the selling amount at approximately 13.64 million yuan [1][2] Group 2 - The top buying and selling positions included various securities firms, with notable transactions from Dongfang Caifu Securities and Guosen Securities [2] - The second-largest buying position was from Dongfang Caifu Securities, amounting to approximately 7.85 million yuan, while the second-largest selling position was also from Guosen Securities, with a selling amount of approximately 10.20 million yuan [2]

Core Insights - The nano-diamond market in China is projected to grow from 173.12 million yuan in 2016 to 298 million yuan in 2024, with a compound annual growth rate (CAGR) of 7.02% [1][12] - The industry is expected to reach a market size of approximately 31.89 million yuan by 2025, driven by advancements in synthesis technology and increasing demand from high-end manufacturing, new energy, and electronic information sectors [1][12] - The future of the nano-diamond industry is anticipated to focus on high performance, green development, and collaborative industrial ecosystems [1][12] Industry Overview - Nano-diamonds are non-metal materials composed of sp³ hybridized carbon atoms, exhibiting exceptional hardness, high thermal conductivity, and biocompatibility [3] - They can be synthesized through various methods, including high-temperature high-pressure and detonation techniques, and are categorized into single-dispersed nano-diamond particles and nano-diamond polycrystals [3][9] Market Dynamics - The demand for nano-diamonds is increasing due to the rising performance requirements in downstream industries such as high-end manufacturing and new energy [1][12] - The industry is supported by national policies that encourage the development of new functional materials, including nano-diamonds [7][8] Application Areas - Nano-diamonds have diverse applications across various fields, including: - As additives in metal coatings to enhance part lifespan by 1-9 times and reduce coating thickness by over 50% [5] - In catalysis to improve propane dehydrogenation selectivity and stability in redox reactions [5] - As lubricating oil additives to decrease friction loss by 30-40% [5] - In aerospace for turbine blade coatings and composite material reinforcement [5] - In medicine as drug carriers and fluorescent probes for targeted tumor therapy and in vivo imaging [5] Industry Chain - The upstream of the nano-diamond industry includes raw materials like graphite and methane, as well as equipment for synthesis [9] - The midstream consists of nano-diamond synthesis and processing companies, while the downstream encompasses applications in abrasives, lubricants, aerospace, metal coatings, and medical fields [9][10] Competitive Landscape - The nano-diamond industry in China features several key players, including: - Huifeng Diamond, specializing in synthetic single crystal diamond powder [13] - Sifangda, focusing on superhard materials and related products [15] - The competition is intensifying, with companies emphasizing technological innovation, brand building, and market expansion [13][15] Future Trends - The nano-diamond industry is expected to expand its application scenarios and innovate functionalities, moving from traditional uses to high-value fields such as biomedical, quantum information, and advanced manufacturing [16] - There will be a focus on optimizing synthesis processes for precision control, scalability, and environmental friendliness [17] - Cross-disciplinary integration and collaboration between academia and industry will enhance innovation and facilitate the transition of nano-diamonds from laboratory to industrial application [19]

Core Viewpoint - Huifeng Diamond has established a new company in Baotou, focusing on semiconductor device-related businesses, indicating a strategic expansion into the semiconductor industry [1] Group 1: Company Overview - Huifeng Diamond (Baotou) Co., Ltd. has been registered with a capital of 100 million yuan [1] - The new company's business scope includes manufacturing and sales of specialized equipment for semiconductor devices, as well as research and development of electronic materials [1] Group 2: Ownership Structure - The new company is wholly owned by Huifeng Diamond (stock code: 920725), reflecting a direct investment strategy by the parent company [1]