Group 1: Market Overview - The A-share market opened high but closed lower, with the Shanghai Composite Index continuing to fluctuate around the 4000-point mark, while the Shenzhen Component, ChiNext, and other indices fell over 1% [1][3] - The market turnover slightly decreased to 2.01 trillion yuan, indicating a reduction in trading activity [1] Group 2: Sector Performance - The cultivated diamond, new energy, forestry, and plastics sectors saw significant gains, while consumer electronics, communication equipment, aerospace, and diversified finance sectors experienced notable declines [3] - The cultivated diamond sector index surged nearly 6%, reaching a historical high, with a cumulative increase of over 215% since the "9.24" market rally last year, outperforming other popular sectors like chips and AI [6] Group 3: Capital Flow - Major capital inflows were observed in basic chemicals (over 7.1 billion yuan), pharmaceuticals (over 3 billion yuan), and several other sectors, while electronics and computing saw significant outflows (over 8.9 billion yuan and over 5 billion yuan, respectively) [5] - The market is expected to maintain high-level fluctuations, with a shift from extreme differentiation to a more balanced style, favoring large-cap stocks [5] Group 4: New Energy Sector - The new energy industry chain showed strong performance, particularly in photovoltaic sectors, with the perovskite battery concept being notably active, marking its fifth consecutive day of gains and reaching a two-and-a-half-year high [10][12] - The National Development and Reform Commission and the National Energy Administration released guidelines to enhance the adaptability of new power systems by 2030, aiming to meet the annual demand for the reasonable consumption of over 200 million kilowatts of new energy [12] Group 5: Diamond Cooling Market - The diamond cooling market is projected to grow dramatically from $0.37 million in 2025 to $15.2 billion by 2030, indicating explosive growth potential [9] - Diamond's thermal conductivity is significantly higher than that of copper and silver, making it a promising material for high-performance cooling solutions in advanced technology applications [9]

11月11日，A股市场全天震荡调整，三大指数高开低走。板块上，培育钻石概念股强势爆发，四方达 20CM涨停，恒盛能源、黄河旋风等股涨停，沃尔德涨超17%，惠丰钻石涨超16%，力量钻石、国机精 工、楚江新材等多股跟涨。 开源证券研报显示，随着半导体遵循着摩尔定律纳米制程进步、TDP（热设计功耗）上升，芯片热流密 度变得越来越高，散热成为AI、HPC（高性能计算）时代最大挑战。金刚石是已知热导率最高的材料， 热导率是硅（Si）的13倍、碳化硅（Sic）的4倍，铜和银的4—5倍。 钻石散热方案在高效能电子产品应用潜力广阔，未来每台电脑、汽车和手机都有望装上钻石。半导体领 域，"钻石冷却"技术可让GPU、CPU计算能力提升3倍，温度降低60%，能耗降低40%，为数据中心节省 数百万美元的冷却成本。 目前，钻石散热产业链全球各项应用加速落地。我国人造钻石产业链具备成本优势，人造金刚石产量占 全球总产量的90%以上。国内培育钻石企业积极布局"钻石散热"技术，并在半导体衬底、热沉等方面取 得突破。 （文章来源：21世纪经济报道） ...