（文章来源：每日经济新闻） 每经AI快讯，2月24日，培育钻石概念持续走强，四方达20%涨停，黄河旋风此前涨停，力量钻石、惠 丰钻石、沃尔德涨超10%。 ...

格隆汇2月24日丨四方达(300179.SZ)涨20%，报24.060元，股价创历史新高，总市值116.87亿元。 ...

每经AI快讯，2月24日，培育钻石概念午后拉升，黄河旋风（600172）涨停，力量钻石（301071）、四 方达（300179）涨超12%，惠丰钻石、沃尔德跟涨。 ...

培育钻石板块走高，四方达涨超10%，沃尔德、力量钻石、惠丰钻石、国机精工、豫园股份等跟涨。 ...

格隆汇2月24日｜A股市场培育钻石概念股集体走强，其中，力量钻石涨超6%，中国黄金涨超5%，曼卡 龙、四方达涨超4%，中兵红箭、黄河旋风涨超3%，惠丰钻石、沃尔德涨超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]

每经AI快讯，2月13日，培育钻石指数盘初下跌2%，成分股多数走低。沃尔德、四方达、力量钻石、黄 河旋风等多股跌超2%。 ...

Group 1 - The cultivated diamond sector experienced an initial rise on February 9, with significant gains in several companies [1] - Sifangda saw an increase of nearly 9%, while Huanghe Xuanfeng and Power Diamond both rose over 5% [1] - Jing Sheng Mechanical and Chao Hong Ji also showed positive movement, with increases exceeding 4% [1]

（文章来源：证券日报） 证券日报网讯 2月6日，四方达在互动平台回答投资者提问时表示，公司金刚石合成技术主要以HTHP （高温高压）法和CVD（化学气相沉积）法为主。在生产布局上，HTHP技术主要应用于聚晶金刚石的 制备，而单晶金刚石则主要采用CVD法进行合成。 ...

证券代码：300179 证券简称：四方达 公告编号：2026-002 河南四方达超硬材料股份有限公司 关于公司控股子公司为其全资子公司提供担保的进展公告 本公司及董事会全体成员保证信息披露的内容真实、准确、完整，没有虚 假记载、误导性陈述或重大遗漏。 特别提示 本次被担保对象郑州天璇新材料有限公司的资产负债率超过 70%，敬请广大 投资者注意投资风险。 一、担保情况概述 河南四方达超硬材料股份有限公司（以下简称"公司"或"四方达"）于 2025 年 3 月 26 日召开第六届董事会第九次会议和第六届监事会第十次会议， 2025 年 4 月 22 日召开 2024 年度股东大会审议通过了《关于公司及控股子公司 为子公司申请银行授信额度提供担保的议案》。公司合并报表范围内子公司郑州 天璇新材料有限公司（以下简称"天璇新材料"）拟向银行申请最高不超过 40,000.00 万元授信额度，公司拟为天璇新材料相关授信业务提供担保，最高担 保额度不超过 18,725.00 万元，在该担保事项实际发生时，天璇新材料将为该担 保事项向公司提供反担保；同时，天璇新材料作为河南天璇半导体科技有限责任 公司（以下简称"河南天璇"或" ...