21世纪经济报道记者 张赛男 上海报道 近年来，随着中国市场对数据传输带宽和算力的需求持续增长，光通信行业进入了快速发展期。随着技 术创新的不断突破，国内光芯片产业链已覆盖设计、外延、制造、封测全环节，纯粹的III-V族DFB、 EML、APD等激光芯片基本实现自主可控。本次参会企业均在持续进行研发投入，通过原创技术为我 国光芯片产业的自主可控打下坚实基础。 德科立董事长桂桑分享了公司在光通信产业中的技术突破与市场布局。近年来，德科立通过自主研发， 在薄膜铌酸锂芯片和O-Band半导体光放大芯片等领域逐步突破了核心技术的瓶颈，为国内光通信产业 提供了坚强的技术支持。特别是在算力中心的光交换技术领域，德科立的硅基光波导高速光交换机已经 获得了海外样品订单，为国产芯片的全球布局打下了基础。 长光华芯董事长闵大勇表示，面对持续爆发式增长的市场需求和更高性能芯片的要求，公司利用IDM平 台优势持续投入研发，根据市场需求推出"国产替代"的高性能光通信芯片产品，成功实现了EML、 VCSEL、CW Laser等关键光通信芯片的国产化。公司的100G EML已实现量产出货 200G EML已经开始 送样，100G VCSE ...

攻坚技术壁垒自主可控加速推进 光芯片被誉为"光通信的心脏"。近年来，随着中国市场对数据传输带宽和算力的需求持续增长，光通信 行业进入了快速发展期。 德科立董事长桂桑表示，近年来，公司通过自主研发，在薄膜铌酸锂芯片和O-Band半导体光放大芯片 等领域逐步突破了核心技术的瓶颈，为国内光通信产业提供了技术支持。特别是在算力中心的光交换技 术领域，德科立的硅基光波导高速光交换机已获得了海外样品订单。 上交所近日举办科创板新质生产力行业沙龙第二季第5期"光芯片中国算力新'燃点'"，邀请四家光芯片 企业，与多家证券公司、基金管理公司共同探讨国产化进程中的技术攻坚、产业链协同和全球化布局等 关键问题，旨在为行业发展指引方向，推动中国光芯片产业迈向更高水平。 程硕表示，光通信行业技术演进迅速，技术迭代存在周期性，企业唯有持续加码研发、动态调整产能策 略，方能规避阶段性产能错配风险。源杰科技重点布局高功率CW激光器等产品，提升产品附加值。 深化全球布局引领国际产业新局 随着全球光芯片市场竞争加剧，国际巨头并购整合进程提速，中国光芯片企业如何提升全球竞争力，实 现从"国产替代"向"全球竞合"跨越也是此次沙龙的热议话题。 长光华 ...

Group 1: Market Activity - Southbound funds net bought Hong Kong stocks worth 95.74 billion HKD on June 25 [1] - Notable net purchases included Guotai Junan International (16.62 billion HKD), SMIC (14.25 billion HKD), and China Construction Bank (8.92 billion HKD) [1] - Significant net sales were observed in Tencent Holdings (5.51 billion HKD), Alibaba-W (4.6 billion HKD), and Xiaomi Group-W (3.06 billion HKD) [1] Group 2: Stock Performance - Guotai Junan International saw a remarkable increase of 198.4% with a net purchase of 13.69 billion HKD [4] - SMIC experienced a 5.6% rise with a net purchase of 7.39 billion HKD [4] - Xiaomi Group-W had a slight decline of 0.4% with a net sale of 4.16 billion HKD [4] Group 3: Company Developments - Guotai Junan International received approval from the Hong Kong Securities and Futures Commission to upgrade its securities trading license to include virtual asset trading services [5] - SMIC is facing potential changes as the U.S. Department of Commerce plans to revoke the "indefinite exemption" for semiconductor companies operating in mainland China [5] - China Ping An's shareholding by BlackRock increased from 5.91% to 6.04% as of June 19 [6] Group 4: Industry Trends - The insurance sector in Hong Kong is experiencing a wave of shareholding increases, with 19 instances reported by June 20, 2025, involving 16 companies [6] - Xiaomi announced the launch of its AI glasses, which have already received 250,000 pre-orders [6] - The launch of the Cross-Border Payment System on June 22 marks a significant step in connecting mainland China and Hong Kong's payment systems [6]

Blockchain - The People's Bank of China announced innovative structural monetary policy tools in Shanghai, including pilot programs for blockchain credit refinancing in shipping trade and carbon reduction support tools [1] - The global merchant fleet's asset scale exceeds $3 trillion, with a ship financing leasing penetration rate of only 18%, indicating significant growth potential in the shipping financing sector [1] Autonomous Vehicles - Cainiao launched a new autonomous delivery vehicle, the GT-Lite, priced at 21,800 yuan, with a promotional price of 16,800 yuan, designed for L4 level autonomous driving [2] - The vehicle aims to reduce costs for delivery points and ensure safety, with the previous model, GTPro, featuring a range of 180 km and a cargo capacity of 5 m³ [2] Optical Chips - The Shanghai Institute of Optics and Fine Mechanics developed a new optical computing chip, "Meteor No. 1," which significantly enhances data processing speed and efficiency [3] - This chip utilizes advanced photonic technology and is expected to be widely applied in AI, big data analysis, and scientific computing [3] Textile Industry - A digital transformation implementation plan for the textile industry was jointly issued by several ministries, focusing on integrating new information technologies and enhancing production capabilities [4] - Key metrics indicate that the CNC rate and digital design tool adoption in major textile enterprises have reached 63.7% and 82.3%, respectively, with leading companies achieving world-class smart factory standards [5] Hydrogen Energy - Tianjin University's team achieved a solar-to-hydrogen conversion efficiency of 5.10% in solar water splitting, marking a significant advancement in clean energy production [6] - This technology could lead to the development of more efficient and durable "artificial leaves" for hydrogen production, potentially transforming the hydrogen energy landscape [6] Brain-Computer Interfaces - BrainTiger Technology, in collaboration with the Shanghai Institute of Microsystem and Information Technology, successfully implanted a 256-channel flexible brain-computer interface in a patient, enabling precise control of various applications [7] Digital Currency - The People's Bank of China announced the establishment of an interbank market trading report library and a digital RMB international operation center to promote the internationalization of digital currency [8] - The emergence of stablecoins is seen as a bridge between traditional finance and crypto assets, enhancing transaction stability and cross-border payment capabilities [8]

证券代码：600673 证券简称：东阳光 编号：临 2025-40 号 债券代码：242444 债券简称：25 东科 01 广东东阳光科技控股股份有限公司 关于对外投资暨关联交易的公告 本公司董事会及全体董事保证本公告内容不存在任何虚假记载、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法律责任。 重要内容提示: ? 广东东阳光科技控股股份有限公司（以下简称"公司"或"东阳光"）与 关联方宁波勇诚东阳光创业投资基金合伙企业（有限合伙）（以下简称"宁波东 阳光创投"）拟共同增资常州纵慧芯光半导体科技有限公司（以下简称"纵慧芯 "标的公司"或"交易标的"），其中，公司拟以 9,000.00 万元自有资金增资 光"、 认购纵慧芯光新增注册资本人民币 795,205.23 元，增资完成后持股比例为 2.575%， 宁波东阳光创投拟以 6,000.00 万元自有资金增资认购纵慧芯光新增注册资本人 民币 530,136.82 元，增资完成后持股比例为 1.717%。 ? 根据《上海证券交易所股票上市规则》的相关规定，宁波东阳光创投为 公司的关联方，本次关联交易构成与关联方共同投资的关联交易。 ? 除本次 ...

Summary of Yongding Co., Ltd. Conference Call Company Overview - **Company**: Yongding Co., Ltd. - **Date**: June 10, 2025 Industry Focus - **Key Industries**: Superconducting wire materials, optical chips, traditional optical products, and overseas power engineering projects Core Insights and Arguments 1. **Expansion in Superconducting Wire Materials**: Yongding is actively expanding its superconducting wire materials business, establishing partnerships with various enterprises and research institutions. The market demand is rapidly increasing, particularly in the controlled nuclear fusion sector, with plans to expand production capacity to 20,000 kilometers to meet this demand [2][7][13] 2. **Optical Chip Factory Completion**: The optical chip factory was completed in June 2023, and the company has established connections with leading domestic manufacturers. Sales are expected to see breakthroughs in the second half of this year and next year [4][2] 3. **Stable Traditional Business**: The traditional business segments, including optical rods, fibers, and cables, are maintaining stability. Overseas projects, such as the Bangladesh power grid renovation project valued at $1.14 billion, are expected to contribute to sales [6][2] 4. **Broad Market Prospects for Superconducting Materials**: The superconducting wire market has vast potential, with applications in controlled nuclear fusion, maglev transportation, MRI medical technology, and military sectors. However, domestic production capacity is currently insufficient [7][2] 5. **High Technical Barriers**: The technical barriers in superconducting materials are significant, primarily due to R&D investment and intellectual property accumulation. Yongding has invested heavily and developed core processes, making it one of the few manufacturers capable of large-scale production globally [10][2] 6. **Future Development Strategy**: The company plans to accelerate capacity expansion to meet growing market demand while continuing to push for technological advancements. The focus will be on developing optical chips and superconducting wire materials [8][9][2] Additional Important Points 1. **Market Demand Growth**: The demand for superconducting wire materials in the controlled nuclear fusion field has significantly increased, with requirements growing from several kilometers to potentially hundreds of kilometers in the coming years [3][2] 2. **Challenges in Material Development**: The compact design of devices poses challenges for internal materials, and while the issue of quenching has not been fully resolved, existing superconducting materials meet current design requirements [12][2] 3. **Production Capacity and Profitability**: Yongding aims to achieve a production capacity of 5,000 kilometers by the end of 2025, with current capacity exceeding 2,000 kilometers. The company plans to rapidly expand to 18,000 to 20,000 kilometers by 2026 [13][2] 4. **Diverse Applications Beyond Fusion**: The company is also making significant progress in various superconducting applications, including magnetic levitation technology and military applications, while also planning to promote superconducting cables and power applications [14][2] 5. **Strategic Layout in Optical and Electrical Fields**: Yongding's strategic layout focuses on enhancing its supply chain in both optical and electrical fields, with an integrated solution in the optical sector and increased investment in electric vehicle wiring and superconducting power [15][2]

公众号记得加星标⭐️，第一时间看推送不会错过。 大型语言模型（LLMs）正在迅速逼近当代计算硬件的极限。例如，据估算，训练GPT-3大约消 耗了1300兆瓦时（MWh）的电力，预测显示未来模型可能需要城市级（吉瓦级）的电力预算。 这种需求促使人们探索超越传统冯·诺依曼架构的计算范式。 本综述调查了为下一代生成式AI计算优化的新兴光子硬件。我们讨论了集成光子神经网络架构 （如马赫-曾德干涉仪阵列、激光器、波长复用微环谐振器），这些架构能够实现超高速矩阵运 算。同时，我们也研究了有前景的替代类神经设备，包括脉冲神经网络电路和混合自旋-光子突 触，它们将存储与计算融合在一起。本文还综述了将二维材料（如石墨烯、过渡金属二硫族化合 物，TMDCs）集成进硅基光子平台，用于可调制器和片上突触元件的研究进展。 我 们 在 这 种 硬 件 背 景 下 分 析 了 基 于 Transformer 的 大 型 语 言 模 型 架 构 （ 包 括 自 注 意 力 机 制 和 前 馈 层），指出了将动态矩阵乘法映射到这些新型硬件上的策略与挑战。随后，我们剖析了主流大型语言 模型的内部机制，例如chatGPT、DeepSeek和Lla ...

新华财经北京6月3日电 沪深两市主要股指3日早间普遍低开。各股指早盘期间震荡上扬，沪指和创业板 指午后在相对高位窄幅盘整，深成指冲高后回落幅度稍大，收盘时三大指数均收涨。 盘面上，美容护理及免疫治疗板块涨幅靠前，贵金属、创新药、CRO概念、培育钻石、新冠药概念、 宠物经济、减肥药、游戏、乳业、中小银行等板块亦有较大幅度上涨。钢铁、家电、煤炭等板块跌幅靠 前，但整体跌幅不大。 截至收盘，沪指报3361.98点，涨幅0.43%，成交额约4683亿元；深成指报10057.17点，涨幅0.16%，成 交额约6731亿元；创业板指报2002.70点，涨幅0.48%，成交额约3071亿元；科创综指报1172.20点，涨 幅0.76%，成交额约863亿元；北证50指数报1423.15点，涨幅1.03%，成交额约226亿元。 机构观点 6月3日，全国工商联汽车经销商商会发布《关于反对"内卷式"竞争促进汽车经销行业高质量发展的倡 议》。其中提出，全行业应以中国汽车产业实现高质量发展大局为重，严格遵守公平竞争原则，坚决抵 制以"价格战"为主要形式的"内卷式"竞争行为。 防止因频繁调整销售政策和产品销售价格，增加经销 商销售难度， ...

（本文机构观点来自持牌证券机构，不构成任何投资建议，亦不代表平台观点，请投资人独立判断和决 策。） Wind金融终端数据显示，近两个交易日，A500ETF基金（512050）获得资金累计净流入超2.8亿元。该 ETF跟踪中证A500指数，采取行业均衡配置与龙头优选双策略，覆盖各行各业代表性龙头企业，是新一 代核心资产的表征；此外，相比沪深300等传统宽基指数，A500指数超配医药生物、电子、电力设备等 新质生产力行业，更符合产业转型趋势。费率方面，目前年管理费率为0.15%，托管费率为0.05%，位 居同类最低一档。此外该ETF也布局了场外联接基金（A 类：022430；C 类：022431）。 （文章来源：21世纪经济报道） 中信证券近期研报认为，外部不确定性增加，主题轮动加快，市场对确定性品种的偏好提升，建议优先 配置核心资产以及低位板块。市场对宏大叙事关注减弱，对确定性关注增强。从主题环境来看，综合流 动性指标和市场风格特征，市场当前在一个情绪较高区位运行，但波动加大。从催化因素分析上看，重 点关注国内的对内循环刺激政策、全球地缘政治格局变化。结合市场环境、催化因素以及综合量化指标 研判，建议关注端侧A ...

5月23日，A股主要指数早盘震荡上升后午后快速下探。截至14：15，创业板人工智能ETF华夏(159381)跌1.6%，持仓股兆龙互联、创意信息 （300366）、网宿科技（300017）等领跌。Wind数据显示，该ETF盘中获得资金申购。 资料显示，创业板人工智能ETF华夏(159381)跟踪创业板人工智能指数，选取创业板上市的AI主业公司，实现AI产业硬件+软件+应用龙头全覆 盖。目前年管理费率为0.15%，托管费率为0.05%，场内综合费率在可比基金中最低。行业分布上在光模块、光芯片、IT服务等概念上的暴露度较 高，前十大成分股股包含新易盛（300502）、中际旭创（300308）、天孚通信（300394）三大光模块龙头，北京君正（300223）、全志科技 （300458）两大芯片设计公司，以及软通动力（301236）、光环新网（300383）、网宿科技、深信服（300454）等IDC、云计算、数据中心行业 龙头公司。 国泰海通证券认为，面向未来，仍然保持乐观，中国A/H指数有望进一步缓步推高：1)遍历冲击后，投资人对经济形势的认识已然充分，共识性 因素对估值收缩的影响是递减的，变化在于决策层关于"锚定 ...