以下文章来源于傅里叶的猫 ，作者小小 傅里叶的猫 . 芯片EDA大厂资深工程师，半导体AI行业解读及研报分享 这两天EDA断供的事传的沸沸扬扬，金融时报和路透社都报道了这件事。截止到目前，最新的消息还 是这两个报告中的内容，但还不知道具体的细节。笔者认为全面断供即一刀切的可能性并不是很大，这 样就基本意味着中美半导体产业的脱钩。 虽然我们目前都在讲国产替代，但还是要正视跟美国的差距，目前全球三大家EDA公司：Synopsys、 Cadence和西门子EDA（被收购前叫Mentor）还是处于垄断地位，国内绝大多数的芯片设计公司依然是 使用这三家的工具和IP，这篇文章我们来分析一下EDA这个行业，以及国产EDA都覆盖了哪些方面。 本文中的很多图片和数据参考自沙利文的研报和知识星球"半导体综研"中的统计内容。 EDA行业的规模并不大 其实对于很多非芯片行业的人，可能都听过英伟达、Intel、AMD、高通芯片这种设计公司，除了Intel， 其他几家都是Fabless，也就是只设计，没有foundry；肯定也听过台积电、中芯国际、华宏这种foundry 公司，但却很少有人听过Synopsys（新思）、Cadence和M ...

以下文章来源于巨潮WAVE ，作者谢泽锋 巨潮WAVE . 融入时代巨潮，发现商业决策。 按照目前的行业历史阐述，集成电路最初是由杰克·基尔比和罗伯特·诺伊斯发明，两人借此创办了大名 鼎鼎的德州仪器、仙童和英特尔。此后整个产业西风东渐，日韩台芯片产业相继崛起，成为世界科技领 域举足轻重的参与者。 芯片产业发迹于美国加州圣塔·克拉拉谷（硅谷），此后这股火苗开始向东半球蔓延，韩国的京畿道， 台湾省的新竹科学园区，日本东京、九州岛，马来西亚槟城州，中国大陆，整个产业一路向东。 芯片之外，也有越来越多的华裔凭借出众的智商、勤奋努力的秉性，以及超强的适应能力和抗压力，在 各类科技企业中崭露头角，甚至成为全球人工智能领域的主导力量之一。 全球华人对于全球高科技产业的参与度已经远超中国人的想象。无论是相对传统的集成电路行业，还是 人工智能、机器人等各种新兴科技领域，基本上都已经变成了一场不折不扣的"华人内战"。 东方力量 3月18日，英特尔管理层开启新一轮大换血，马来西亚华裔资深半导体专家陈立武担任首席执行官。至 此， 博通、英伟达、英特尔、AMD和台积电五大行业巨头都进入了华人执掌的时代。 作为全球科技领域金字塔顶尖的产 ...

A股刚刚开盘，受相关消息面影响，上市的三家EDA公司开盘都是大涨。截止发稿，华大九天、概伦电子、广立 微均上涨超15%。 是说芯语，欢迎关注分享 | 加入"中国IC独角兽联盟"，请点击进入 | | --- | 投稿 、 商务合作 请微信 dolphinjetta ...

Core Viewpoint - The article discusses the recent performance of the A-share market, particularly in relation to the anticipated earnings report from NVIDIA, highlighting a shift in investor sentiment and expectations compared to previous quarters [2][4]. Group 1: NVIDIA Earnings Expectations - A-share companies in the NVIDIA supply chain saw significant stock price increases, with notable gains from companies like Xinyiseng (up 6.08%) and Shenghong Technology (up 4.22%) [2]. - Current market expectations for NVIDIA's upcoming earnings are between $440 billion and $450 billion, with estimates from major investment banks like Morgan Stanley at $435 billion and UBS at $446 billion [2][3]. - The author's own estimate for NVIDIA's revenue is $455 billion, noting a significant expected decline in gross margin by 8% [3]. Group 2: Investor Sentiment Shift - There is a notable change in investor sentiment, with many investors adopting a more relaxed attitude and lower expectations compared to the previous two years, where high expectations were the norm [4]. - Investors are now more focused on Microsoft's earnings report and the potential breakthroughs in applications and AI agents, showing a more measured approach to NVIDIA's performance [4]. - The current atmosphere allows NVIDIA to focus on delivery rather than being pressured by market expectations, indicating a strategic shift in their operational approach [4]. Group 3: Market Dynamics and Valuation - The consensus revenue expectation for NVIDIA has decreased from $463 billion to $450 billion over the past month, reflecting a cautious outlook among both buyers and sellers [7]. - Despite the anticipated disappointing earnings, there is a belief that this could serve as a positive cleansing event for the company [5]. - Many institutions are optimistic about NVIDIA's potential for record growth in the second half of the year, citing its attractive valuation and the expectation that gross margins will return to the mid-70% range [12][13]. Group 4: Investment Opportunities - The article suggests that selecting undervalued technology companies alongside NVIDIA could be a sound mid-term investment strategy, as the market has identified several promising candidates [14]. - There is a cautionary note regarding sectors that have been overly hyped, as NVIDIA has moved past its explosive growth phase, and the A-share market's speculative nature can lead to volatility [14].

Core Viewpoint - The company aims to become a leading platform group in the semiconductor equipment industry, focusing on high-end equipment and expanding into emerging fields while enhancing its R&D capabilities and market presence [5][9]. Group 1: Strategic Development - The company is committed to a three-dimensional development strategy, focusing on integrated circuit key equipment, expanding applications in the semiconductor field, and exploring new opportunities [5]. - The company has successfully penetrated the domestic and international markets with its plasma etching equipment, which is widely used in advanced processes from 65nm to 5nm [5]. - The company has invested over 2 billion yuan in approximately 40 upstream and downstream enterprises since its listing, achieving over 5 billion yuan in floating profits and significant results in industrial collaboration [5]. Group 2: R&D Efficiency - The company has established a research team of over 1,000 people, significantly improving R&D efficiency, now completing new product development in about 18 months, compared to 3-5 years previously [6]. - In 2024, the total R&D investment is expected to reach 2.452 billion yuan, a year-on-year increase of 94.31%, accounting for approximately 27% of revenue [6]. - The company is currently developing over 20 new devices covering core semiconductor equipment areas [6]. Group 3: Business Performance - The company's etching equipment remains its core competitive advantage, with projected revenue of approximately 7.277 billion yuan in 2024, reflecting a year-on-year growth of about 54.72% [7]. - Although the revenue from thin film equipment is currently small, it is expected to grow rapidly in the next three to five years, with the first LPCVD sales in 2024 projected at approximately 156 million yuan [7]. Group 4: Industry Insights - The company recognizes the competitive landscape and aims to develop differentiated, proprietary high-end equipment, particularly in electron beam detection devices [8]. - The domestic semiconductor equipment market is primarily dominated by foreign companies, but the increasing technological capabilities of domestic firms are enhancing the competitiveness of local products [9]. - The company aspires to be among the top-tier global semiconductor equipment companies by 2035, focusing on scale, product quality, competitiveness, and customer satisfaction [9].

Core Viewpoint - Siemens' EDA division may suspend support and services for mainland China due to a notification from the U.S. Department of Commerce's Bureau of Industry and Security (BIS), which requires Siemens to "decouple" from its customers in China [1] Group 1: Impact on the Semiconductor Industry - The potential suspension of EDA tools from Siemens, along with Synopsys and Cadence's cautious stance, poses a significant challenge for Chinese companies reliant on imported EDA tools for chip design [1] - Lack of necessary technical support could hinder R&D progress, impacting the entire semiconductor supply chain [1] - The situation is being closely monitored by both Chinese and international industries for its potential ripple effects on the global semiconductor supply chain [1] Group 2: Response and Adaptation - In response to this uncertainty, the Chinese government and domestic companies are accelerating efforts towards independent innovation and technological self-sufficiency to reduce sensitivity and dependence on external changes [1][2]

Domestic Leading Wafer Manufacturers - SMIC is a leading wafer foundry in China with facilities in Shanghai, Beijing, Shenzhen, and Tianjin, covering technology nodes from mature to advanced processes (14nm) and offering services for logic chips, CIS, and power management chips [1] - Hua Hong Group operates an 8-inch fab in Shanghai and a 12-inch fab in Wuxi, with process technology covering 65/55-40nm, providing customizable options in non-volatile memory, power management, and power devices [1] - Yangtze Memory Technologies focuses on NAND flash memory chip R&D and manufacturing, playing a significant role in enhancing China's self-sufficiency in the storage chip sector [1] - Changxin Memory primarily develops and manufactures DRAM memory using 19nm/17nm processes, aiming to provide high-performance and reliable DRAM products for the global market [1] Foreign/Joint Venture Wafer Factories - TSMC has an 8-inch wafer fab in Shanghai and a production base in Nanjing, being the largest semiconductor manufacturer globally, with advanced technology and processes, mainly serving domestic clients with 16nm/12nm logic chip foundry [2] - Samsung Semiconductor's Xi'an plant focuses on flash memory chip production, contributing to Samsung's global flash memory market strategy and providing advanced technology and management experience to China's semiconductor industry [2] - SK Hynix's Wuxi factory is a key production base, primarily manufacturing DRAM memory, accounting for about 50% of SK Hynix's global capacity [2] - Intel's Dalian factory, now under SK Hynix, transitioned from NAND flash production to DRAM manufacturing, enhancing SK Hynix's market share in the global DRAM sector [2] Emerging Local Wafer Factories - Yuexin Semiconductor, located in Guangzhou, is a national high-tech enterprise focusing on analog chips and has entered mass production as a 12-inch chip manufacturer in the Guangdong-Hong Kong-Macao Greater Bay Area [3] - Jita Semiconductor has an 8-inch equivalent wafer annual production capacity and is a significant player in the semiconductor manufacturing sector, offering various integrated circuit types [3] - Yandong Microelectronics plans to build a 12-inch integrated circuit production line in Beijing, targeting specialty process products in the 28nm-55nm range for display drivers and embedded MCUs [3] - Xin'en Semiconductor aims to create a collaborative innovation platform covering the entire integrated circuit industry chain from design to packaging and testing [3] - Geke Semiconductor operates a 12-inch wafer fab in Shanghai, focusing on the R&D and industrialization of CIS integrated circuits, holding a strong market position [3] - Ding Tai Jiangxin is China's first 12-inch automotive-grade semiconductor wafer factory, enhancing China's capabilities in high-end semiconductor manufacturing [3] Additional Notable Wafer Factories - Xinwei Semiconductor has qualifications in RF, power, and optoelectronic applications, expanding its production capacity in Shanghai [4] - Shanghai Advanced Semiconductor Manufacturing Co., established in 1988, has extensive experience in semiconductor manufacturing [4] - Zengxin is developing China's first 12-inch smart sensor wafer manufacturing line with an investment of 7 billion yuan, aiming for a monthly processing capacity of 20,000 wafers [4] - Xinyuan Semiconductor is focused on silicon carbide chip projects, planning to produce 240,000 6-inch and 240,000 8-inch silicon carbide chips annually [4] - Huazhong Microelectronics is building a 12-inch specialty process integrated circuit production line in Shenzhen with a total investment of 22 billion yuan [5] Other Noteworthy Companies - Innoscience is a global leader in power semiconductors and the largest GaN chip manufacturer [6] - Rongxin Semiconductor focuses on mature process specialty integrated circuit manufacturing [6] - Huaxin Jiechuan is investing 20 billion yuan in a project in Huai'an, showcasing strong growth momentum [6] - Jinhuaji is establishing a 12-inch memory wafer factory in Fujian, promoting domestic memory industry development [7] - Global Semiconductor is the first company to integrate 12-inch chip manufacturing and packaging testing, providing one-stop services [8]

Core Viewpoint - The recent shareholding activities of Suzhou Naxin Microelectronics Co., Ltd. indicate a strategic response to financial needs and market conditions, with significant shareholder reductions and transfers occurring in a short timeframe [2][3][7][9]. Group 1: Shareholder Actions - On May 20, 2023, Naxin Micro announced the completion of a shareholder reduction plan, involving multiple shareholders including Guorun Ruqi and Shenzhen Huiyue Growth Investment Fund, with total shares reduced amounting to 1,424,462 shares at prices ranging from 136.26 to 185.50 CNY per share, totaling approximately 227.84 million CNY [2][3]. - Following this, on May 21, 2023, the company initiated a share transfer plan involving 4.85 million shares, representing 3.40% of the total share capital, primarily due to funding needs of the actual controlling entities [7][8]. - The inquiry transfer on May 27, 2023, resulted in a successful subscription of the shares at a price of 163.15 CNY per share, with a total of 4,851,800 shares transferred to six institutional investors, reducing the controlling entities' shareholding from 34.76% to 31.11% [7][8]. Group 2: Company Performance - Naxin Micro's financial performance has shown volatility, with a 93.76% increase in revenue in 2022, but a subsequent 21.52% decline in 2023, resulting in a net loss of 305 million CNY [9]. - Despite a projected revenue increase of 49.53% in 2024, the company is still facing losses, with a net loss of 403 million CNY anticipated [9]. - The first quarter of 2025 showed a revenue increase of 97.82%, yet the company continued to report a net loss of approximately 51.34 million CNY [9].

Core Viewpoint - Huawei has evolved from being primarily a telecommunications equipment provider to a global leader in ICT infrastructure and smart terminal solutions, with a diverse range of products across multiple sectors [3][4][69]. Group 1: Business Overview - Huawei's business is categorized into six main areas: Chip and Device Business, ICT Infrastructure, Cloud Computing, Digital Energy, Terminal Business, and Smart Automotive Solutions [6][7]. - The ICT Infrastructure segment, which includes communication and IT, is projected to account for 42.9% of Huawei's total revenue in 2024 [8]. Group 2: ICT Infrastructure - The ICT Infrastructure business is divided into communication and IT components, with communication being the foundation of Huawei's operations, serving primarily telecom operators and enterprise users [8][31]. - Communication products include wireless networks (5G base stations) and fixed networks (optical communication equipment) [10][19]. - Huawei's core network products have transitioned to cloud-based solutions, enhancing their capabilities in 5G and data transmission [15][31]. Group 3: Cloud Computing - Huawei's cloud computing services encompass a wide range of offerings, including computing, storage, networking, databases, AI, and big data, leveraging its ICT infrastructure [46][48]. Group 4: Digital Energy - The Digital Energy business has gained traction due to the growth of solar energy, electric vehicles, and data centers, with Huawei providing energy solutions for these sectors [51][52]. Group 5: Terminal Business - Huawei's terminal products include smartphones, tablets, laptops, and smart wearables, with a focus on integrating its devices with the Harmony operating system [57][59]. Group 6: Smart Automotive Solutions - Huawei collaborates with automotive companies to provide smart vehicle solutions, focusing on intelligent systems and components without manufacturing vehicles itself [62][64]. Group 7: Chip and Device Business - The Chip and Device Business, primarily through its subsidiary HiSilicon, produces a variety of chips for different applications, including mobile devices and AI [67].

近日，据中国台湾《中国时报》5月24日报道，台积电美国亚利桑那州子公司提交给美国商务部的意见 信内容曝光，在半导体产业引发强烈震动。这封意见信不仅透露出台积电在美国的庞大投资规划，更 以强硬姿态对美国的贸易政策划出红线 ，而与之形成鲜明对比的是台当局在面对美国半导体进口"232 调查"时的态度，两者有着截然不同的表现。 中国台湾《中国时报》深入分析了台积电赴美投资后遭遇的种种问题，如位于亚利桑那的新厂2023年亏 损新台币142.98亿（约32亿人民币），四年累计亏损超新台币394亿元（约12亿美元），而中国大陆南 京厂同年却实现新台币260亿元盈利，鲜明的对比凸显出赴美投资的风险。财经专家阮慕骅指出，台积 电大举赴美带来资金排挤效应、技术外流以及供应链控制权让渡等"三大危机"，媒体对这些观点的传 播，也让民众更加清晰地认识到美国关税威胁以及台当局错误决策对台湾地区产业的巨大伤害。 加入"中国IC独角兽联盟"，请点击进入 投稿 、 商务合作 请微信 dolphinjetta 是说芯语，欢迎关注分享 台积电的历史及在美生产现况 ：信中提到台积电早在1998年便在美国设厂，2020年在亚利桑那州 启动大规模晶圆厂 ...