明日主题前瞻 1、人工智能 | 7月31日，国务院总理李强主持召开国务院常务会议，审议通过《关于深入实施"人工智能+"行动的意见》。会议指出，要深入实施"人工智能 +"行动，大力推进人工智能规模化商业化应用，推动人工智能在经济社会发展各领域加快普及，深度融合，形成以创新带应用，以应用促创新的良性循 环。 点评：证券时报指出，深入实施"人工智能+"行动是中国推动新质生产力发展和数字化转型的核心战略。2025年《政府工作报告》明确提出持续推进"人工智 能+"行动，旨在将数字技术与制造优势、市场规模优势结合，支持大模型广泛应用，赋能千行百业。当前相关政策进入井喷期，"人工智能+行业应用"正在 加速落地，未来有望重现"互联网+行业应用"的高景气发展。艾瑞咨询测算，2025至2029年中国AI产业将保持32.1%的年均复合增长率，在2029年突破1万亿 的市场规模。 2、创新药 | 石药集团30日宣布与美国生物制药公司 Madrigal Pharmaceuticals达成重磅授权协议，将其口服GLP-1受体激动剂SYH2086的全球开发、生产及商 业化权益授予后者，交易总价值最高可达20.75亿美元。另外，为贯彻落实《 ...

Core Viewpoint - The successful conversion of high-quality graphite single crystal precursors into hexagonal diamond by an international research team led by scientists from Beijing High Pressure Science Research Center and Xi'an Institute of Optics and Precision Mechanics of the Chinese Academy of Sciences marks a significant advancement in material science, potentially paving the way for hexagonal diamond as a new generation of high-performance functional materials [1] Summary by Relevant Sections - The mechanical properties of hexagonal diamond are comparable to those of cubic diamond, indicating its potential as a strong material [1] - Unlike cubic diamond, which has a single carbon-carbon bond length, hexagonal diamond exhibits two different bond length distributions and significantly reduced interlayer spacing, addressing the weakness of cubic diamond's slip along densely packed planes [1] - This systematic research resolves a 60-year debate regarding the macroscopic existence of hexagonal diamond, establishing a solid foundation for future development of this material [1]

Market Overview - The market showed mixed performance with the Shanghai Composite Index and Shenzhen Component Index both declining, while the ChiNext Index saw a slight increase [2] - As of the midday close, the Shanghai Composite Index was at 3591.26 points, down 0.68%, the Shenzhen Component Index at 11152.77 points, down 0.45%, and the ChiNext Index at 2377.84 points, up 0.43% [2] - Overall, there were more declining stocks than advancing ones, with over 3400 stocks falling [2] Sector Performance - The assisted reproduction sector saw significant gains, with stocks like Gongtong Pharmaceutical and Lide Man hitting the daily limit [2][4] - AI computing-related stocks performed strongly, particularly in the liquid cooling server segment, with multiple stocks reaching the daily limit [2][3] - The innovative drug sector also experienced a rise, with Nanjing New Pharmaceutical hitting the daily limit [2] - Conversely, the steel sector faced a downturn, with notable declines in several stocks [2] - Coal stocks were down, led by Antai Group, while the oil and gas extraction sector also weakened [2] AI Applications - AI applications are expanding through various platforms, with over 3.1 billion registered personal users and 159 million API call users [3] Assisted Reproduction - The Chinese government is implementing a nationwide reimbursement policy for assisted reproductive technologies, expected to benefit over 1 million people in 2024 [4] - Additional measures include the inclusion of pain relief during childbirth in reimbursement policies, aimed at reducing the financial burden on pregnant women [4] Game Market - The domestic gaming market achieved record sales of 168 billion yuan in the first half of the year, marking a 14.08% year-on-year increase, with user numbers reaching 679 million [7] Housing Support Policies - Beijing is enhancing support for families with multiple children in housing, including increased loan limits for housing provident funds and priority in public rental housing allocation [8] Institutional Insights - Financial institutions note a recovery in the A-share market, driven by effective policy measures and an increase in new individual investor accounts, indicating growing market confidence [9]

Core Viewpoint - The research team successfully converted high-quality graphite single crystal precursors into hexagonal diamond, demonstrating comparable mechanical properties to cubic diamond, which opens new avenues for high-performance functional materials development [1] Group 1: Research Achievements - The study published in the journal "Nature" confirms the existence of hexagonal diamond, resolving a 60-year debate regarding its macroscopic existence [1] - Hexagonal diamond exhibits two different bond length distributions, unlike cubic diamond which has a single carbon-carbon bond length, and shows significantly reduced interlayer spacing [1] Group 2: Implications for Material Science - The unique stacking arrangement of carbon atoms in hexagonal diamond effectively overcomes the weakness of cubic diamond's close-packed planes, which are prone to slip [1] - This systematic research lays a solid foundation for the future development of hexagonal diamond as a new generation of high-performance functional materials [1]