消息面上，核聚变赛道迎来新消息。10月1日，位于安徽合肥的紧凑型聚变能实验装置BEST(紧凑型聚 变能实验装置)项目建设取得关键突破。BEST装置主机关键部件——杜瓦底座研制成功并顺利完成交 付，成功精准落位安装在BEST装置主机大厅内，标志着项目主体工程建设步入新阶段。民生证券指 出，建议关注IGBT开关赛晶科技等。公开资料显示，赛晶科技在脉冲功率领域展现出独特的技术优 势。凭借25年的专业积累，公司已成为可控核聚变等领域的重要技术供应商，为全球80多个项目提供了 定制化解决方案，包括多个国际知名的核聚变研究项目。 中泰国际指出，"十五五"期间的特高压项目以柔性输电技术为主，赛晶为国产输配电元器件龙头供应 商，在手订单充足，相关收入稳步增长；输配电元器件国产化率提升有利于支撑毛利率；同时受益于国 产功率半导体渗透提升。自研IGBT芯片业务收入爆发式增长。此前9月8日，公司瑞士子公司 AstrolElectronic AG(Astrol)宣布与核聚变领域的一家创新企业展开合作，该企业将采用Astrol的功率开关 解决方案，用于控制尖端核聚变系统中的电流。 赛晶科技(00580)涨超8%，截至发稿，涨8.47% ...

目前，全球半导体产业的市场总额约为4万亿人民币。其中，功率分立器件占比约5%，每年复合增长率 约在5%左右。 在功率半导体领域，中国占据全球近半壁江山。Omdia最新预测显示，2025年全球功率半导体市场规模 将攀升至755亿美元，其中中国市场以291亿美元的规模占据38.6%的份额。 在中国的功率半导体产业地图上，江苏是重要聚集地。扬杰科技（300373.SZ）副董事长梁瑶告诉21世 纪经济报道记者，扬州有扬杰科技，无锡有华润微（688396.SH）、新洁能（605111.SH），苏州有苏州 固锝（002079.SZ），常州有宏微科技（688711.SH），南通有捷捷微电（300623.SZ），基本都是中国 半导体功率器件十强企业。 在新能源革命浪潮下，近年来，国产功率半导体产品的质量、性能、技术标准不断提升，也在国产化的 同时加速"走出去"。 功率半导体有望率先国产化 作为电能转换与控制的核心元件，大到高铁、电网，小到手机、耳机，凡是用电的地方都需有功率器件 的身影。 电流在转化过程中，因电阻、开关损耗等因素会产生无效热能，例如手机长时间使用后发热，正是电能 转化为热能的表现。而功率半导体在电流、电压转换 ...

Industry Overview - The global semiconductor industry has a market size of approximately 4 trillion RMB, with power discrete devices accounting for about 5% and a compound annual growth rate of around 5% [1] - China holds nearly half of the global power semiconductor market, with a projected market size of 75.5 billion USD by 2025, where the Chinese market is expected to reach 29.1 billion USD, capturing 38.6% of the market share [1] Regional Insights - Jiangsu province is a significant hub for China's power semiconductor industry, hosting major companies such as Yangjie Technology, Huazhu Microelectronics, and Suzhou Goodix [1] - The domestic power semiconductor industry has seen improvements in quality, performance, and technology standards, accelerating the "going out" strategy alongside domestic production [1] Market Dynamics - The market for power semiconductors is driven by both traditional demand from consumer electronics and emerging applications such as wearable devices and robotics, with significant growth expected from sectors like new energy vehicles and servers [2] - As of 2024, China's overall power semiconductor localization rate has increased to 15%-20%, with IGBT and SiC devices at approximately 35% and MOSFETs at about 15% [2] Competitive Landscape - Chinese power semiconductor companies are increasingly dominating global niche markets, supported by advancements in key downstream sectors like new energy vehicles and 5G [3] - Yangjie Technology has reported domestic sales revenue of 4.527 billion RMB with a gross margin of 28.33% and international sales revenue of 1.364 billion RMB with a gross margin of 45.43% [3] International Expansion - Yangjie Technology has initiated international expansion with brands YG and MCC, targeting the Asia-Pacific and European markets respectively, with MCC's sales exceeding 210 million USD by 2024 [3][5] - The company has established localized R&D, manufacturing, and sales networks globally, including five R&D centers and 15 wafer and packaging factories [5] Strategic Acquisitions - Yangjie Technology's acquisition of the MCC brand in 2015 for 20 million USD has positioned it favorably in the market, enhancing its brand recognition in both consumer and industrial applications [4] - Other companies like Wentai Technology have also pursued acquisitions to expand their global footprint, indicating a trend of consolidation in the industry [5] Technological Advancements - The third-generation semiconductor technology is aiding Chinese companies in expanding their international market presence, exemplified by InnoSilicon's collaboration with NVIDIA [5]

Core Insights - The rapid development of China's new energy vehicle market presents significant growth opportunities for the power semiconductor industry, driven by increased demand for efficient and reliable power devices in key modules such as electric drive systems and battery management systems [1][2] Group 1: Company Strategy - The company reported a revenue of 1.248 billion yuan in the automotive electronics and new energy sectors for the first half of 2025, marking a 37% year-on-year increase [1] - The company has certified 102 automotive-grade products, with 74 included in the Ministry of Industry and Information Technology's recommended automotive chip directory, leading the industry in quantity [1] - The company is actively embedding itself in the new energy vehicle supply chain through collaborations with major players like BYD and Geely, and by establishing joint laboratories [1][3] Group 2: Future Directions - The company aims to enhance its modular and systematic capabilities around "energy efficiency solutions," transitioning from a "single device supplier" to a "system-level solution provider" [2] - Future innovations will focus on cutting-edge technologies, including the research and development of new materials like gallium oxide, to strengthen long-term competitiveness [3] - The company emphasizes the importance of ecological collaboration within the industry, working with universities and leading automotive companies to advance key technologies [3]

Core Viewpoint - Jiangsu Hongwei Technology Co., Ltd. has developed a "Quality Improvement and Efficiency Enhancement Return Action Plan" for 2025 to enhance operational quality, strengthen management capabilities, and protect investor rights [2]. Group 1: Business Focus and Core Competitiveness - The company focuses on IGBT and FRD power semiconductor chips, with self-developed chips used in its products, emphasizing the importance of domestic production in the current international climate [2]. - The company reported a net profit attributable to shareholders of 2,978,037.94 yuan, an increase of 18.45% year-on-year [3]. Group 2: Research and Development Innovation - The company has 220 R&D personnel, a 4.76% increase year-on-year, with 20.91% holding master's or doctoral degrees [3]. - R&D investment for the first half of 2025 reached 58.5661 million yuan, accounting for 8.61% of revenue, with a year-on-year increase [3]. - Significant advancements in third-generation semiconductor technologies include successful development of SiC MOSFET and SBD chips, as well as GaN chips, marking a substantial leap in technology [4]. Group 3: Fund Management and Project Development - The company plans to adjust the timeline for its convertible bond fundraising project to June 30, 2027, ensuring the safety and effective use of raised funds [5]. Group 4: Corporate Governance and ESG - The company has improved its internal governance structure and published its first ESG report, receiving a Wind A rating, indicating strong ESG management foundations [5]. Group 5: Talent Strategy and Stock Incentives - The company launched a stock incentive plan for 121 individuals, granting 2.9507 million shares, aimed at retaining and motivating key personnel [6]. Group 6: Investor Communication and Information Disclosure - The company has actively engaged in investor relations, disclosing two regular reports and 40 temporary announcements in the first half of 2025, ensuring clarity and accuracy in communication [7]. Group 7: Shareholder Returns - The company has distributed a total of 42.4917 million yuan in cash dividends since its listing in 2021, maintaining a consistent and stable profit distribution policy [8].

Core Viewpoint - Suzhou Convert Semiconductor Co., Ltd. reported a significant increase in revenue for the first half of 2025, with operating income reaching approximately 111 million RMB, a 92.66% increase compared to the same period in 2024. However, the company also reported a net loss of approximately 33 million RMB, which is a decline from the previous year's loss [3][11]. Company Overview and Financial Indicators - The company specializes in the design, research and development, and sales of power semiconductors, focusing on high-performance and high-reliability products [5][6]. - Key financial data for the first half of 2025 includes: - Operating income: 111,030,036.59 RMB, up 92.66% from 57,630,652.33 RMB in the same period last year - Total profit: -35,234,280.94 RMB, compared to -31,795,815.11 RMB in the previous year - Net profit attributable to shareholders: -33,223,904.29 RMB, down from -28,076,548.41 RMB [3][4]. Industry Context - The power semiconductor industry is critical within the semiconductor supply chain, emphasizing the integration of chip design and manufacturing processes. The industry is experiencing strong demand driven by sectors such as new energy vehicles, AI computing power, and data centers [5][11]. - The national "dual carbon" strategy is pushing for higher energy conversion efficiency, which is increasing demand for high-performance power semiconductor products in applications like photovoltaic inverters and electric vehicle charging facilities [5][11]. Business Model and Operations - The company operates under a Fabless model, outsourcing wafer manufacturing and testing while focusing on chip design and product sales. This model allows for flexibility and rapid response to market changes [6][7]. - The company has established a comprehensive procurement process for wafers and packaging services, ensuring quality and compliance with design specifications [7][8]. Research and Development - R&D investment for the first half of 2025 was approximately 35.26 million RMB, a 41.13% increase year-on-year, reflecting the company's commitment to innovation and product development [11][12]. - The company has developed a range of products, including high-voltage planar MOSFETs and SiC power devices, with ongoing efforts to enhance product performance and reliability [10][17]. Market Expansion and Strategy - The company is strategically focusing on high-value sectors such as high-reliability power supplies and electric motor drives, leveraging its dual product lines of power devices and power ICs to provide comprehensive solutions [11][12]. - The company has successfully penetrated markets for BLDC motor drives and industrial power supplies, with products gaining acceptance among major clients [11][12]. Talent and Organizational Development - As of June 30, 2025, the company had 89 R&D personnel, accounting for 40.27% of total employees, with a focus on enhancing technical capabilities and fostering a culture of innovation [12][13]. - The company has completed a board restructuring and is enhancing its internal control systems to improve governance and operational efficiency [13][14].

Summary of Conference Call for JieJie Microelectronics Company Overview - JieJie Microelectronics reported a revenue of 1.6 billion yuan and a total profit of 270 million yuan for the first half of the year, showing year-on-year growth. The non-recurring net profit increased by 46%, primarily due to the disposal of an old factory asset [2][3]. Revenue Breakdown - Revenue by product segments: - MOS products: 753 million yuan (47%) - Thyristors: 283 million yuan (17%) - Protection devices: 541 million yuan (34%) [4]. Capacity and Utilization - The company's production capacity is nearly at full utilization, with the 8-inch line producing approximately 110,000 wafers monthly, and an output of about 100,000 wafers [13]. - The depreciation expense for the production line is estimated to be around 800 million yuan for 2025 [14]. Market Conditions and Pricing - The overall market is in a slow recovery phase with intense competition. The company adjusted the prices of some MOS products downwards by 4% to 15% in April and May, leading to a decrease in gross margin [6][3]. - The gross margins for different products are as follows: - Thyristors: 44.8% - Protection devices: 30% - MOS: 33% [6]. Downstream Application Areas - The distribution of downstream application areas is as follows: - Industrial: 43.55% - Consumer: 36.25% - Automotive: 15.79% - Communication: 1.82% [7]. Future Outlook and Goals - The company has adjusted its revenue target for the second half of the year to 2 billion yuan, with growth expected mainly from industrial (light storage, servers), consumer, and automotive electronics sectors [5][17]. - The company plans to launch approximately 200 automotive-grade MOSFET products this year [21]. R&D and Innovation - The company collaborates with research institutions to develop third-generation semiconductors, although high costs have delayed mass production. The R&D expense ratio for the second quarter was 5%, with an expectation of at least 6% for the year [5][24]. - There is a significant potential for domestic power semiconductor localization, with 70% of the market still open for domestic substitutes [22]. Inventory and Cash Flow - The company maintains a good inventory level, primarily stocking MOS products to meet varying demands [25]. - The strong operating cash flow is attributed to the gradual increase in capacity, especially in the 8-inch line [8]. Strategic Investments - The company is focusing on project investments and mergers to expand its product structure in response to market changes and to seize opportunities during industry consolidation [28]. Conclusion - JieJie Microelectronics is navigating a competitive landscape with strategic pricing adjustments, a focus on automotive applications, and ongoing R&D efforts to enhance its market position and product offerings. The company aims to leverage its strengths in the semiconductor market while addressing challenges posed by market dynamics.