Group 1: Core Insights - A-shares are recommended for investment due to their relative advantages, with a current win rate of 19% and a return to neutral levels in terms of odds [3] - The report highlights the performance of various industries, with defense and military showing a 55.9% increase over the past year, while banking and coal industries have underperformed [1] - The report emphasizes the potential growth in the semiconductor market driven by advancements in power supply technology and the demand for SiC devices, with a projected market size of approximately $1.15 billion by 2030 [8] Group 2: Sector Recommendations - Investment suggestions include focusing on growth-oriented real estate and energy companies, as well as internet firms benefiting from AI advancements [2] - In the food and beverage sector, the report recommends investing in both premium liquor brands and consumer staples, highlighting companies like Moutai and Yili for their recovery potential [5] - The report suggests that the advanced packaging and AR glasses markets could provide new growth opportunities for SiC devices, driven by increased power density in AI data centers [8]

证券研究报告 | 行业周报 gszqdatemark 2026 01 06 年 月 日 基础化工 SST 电源升级拉动 SiC 需求，先进封装&AR 眼镜为潜在增量市场 AI 数据中心电源功率密度提升拉动 SiC 功率器件需求，主要催化来自传 统供电架构下 PSU 功率密度升级&SST 终极电源管理方案渗透。AI 数据 中心电源系统升级分为四个阶段：UPS-HVDC-巴拿马电源-SST，服务器电 源电压也经历从 12V 到 48V 再至 800V 演变历程，增强对 SiC 功率器件需 求，SIC 主要应用在电力转换环节： SST 架构下 SiC 器件价值量有望提升，到 2030 年在全球 800V 数据中 心的潜在市场规模约 11.5 亿美元。SST 核心优势在于高频化和集成化， 将原本分散在每个 PSU 中的 AC-DC 转换任务集中到前端 SST 完成，使得 SiC 的价值密度从分散的低价值 PSU 转移集中到高价值 SST 模块，价值量 有望提升。根据 Navitas，预计 2030 年全球 SiC+GaN"功率器件在 800V AI 数据中心的 SST、800V DC-DC、48V DC-DC 的潜在 ...

Investment Rating - The report rates the industry as "stronger than the market" [2] Core Viewpoints - The energy consumption and power demand of data centers are high and concentrated, leading to increased electricity costs, with global data center electricity demand expected to reach 415 TWh in 2024, accounting for approximately 1.5% of global electricity consumption [2][10] - The Solid State Transformer (SST) market is expected to grow significantly due to the increasing energy demands of data centers, with an estimated global SST demand value of approximately 11.5 billion yuan by 2027 [2][36] - The report emphasizes the importance of new power devices like SiC and GaN in enhancing the efficiency and power density of SST systems, which are crucial for meeting the high power requirements of modern data centers [2][30] Summary by Sections Industry Background - The AI market is rapidly growing, with projections indicating a market size of approximately $3.68 trillion by 2034, making data centers a core infrastructure for AI applications [6] - Data centers face challenges such as high energy consumption, high power requirements, and high electricity costs, with the AIDC's IT energy consumption expected to grow significantly from 55.1 TWh in 2024 to 146.2 TWh by 2027 [10][11] Power Supply Trends - The trend towards high-voltage direct current (HVDC) and green electricity connections is becoming mainstream to address the high power demands and reduce energy losses in data centers [22][26] SST Characteristics - SST systems utilize new power devices and high-frequency transformers to achieve high efficiency and integration, significantly reducing the footprint compared to traditional UPS systems [30][43] - The materials cost of SST is primarily concentrated in power devices and high-frequency transformers, with IGBT and high-frequency transformers being the main components [52] Market Structure - The SST market is dominated by overseas manufacturers, but domestic brands are gradually increasing their market share, particularly in the context of China's growing data center infrastructure [53][56] - Key international players in the SST manufacturing sector include companies like Eaton, Delta, and ABB, which hold over 60% of the market share [56] Investment Recommendations - The report recommends focusing on companies involved in the production of SiC and GaN power devices, as well as those developing high-frequency transformers, as they are expected to benefit from the growing demand for SST systems [2][36]

Core Viewpoint - Silicon Carbide (SiC) is gaining attention as the next-generation power semiconductor material due to its superior properties compared to silicon (Si), particularly in high-temperature and high-pressure applications [1][3]. Group 1: Historical Progress and Development - Significant advancements in SiC power devices have been made since the 2000s, overcoming early challenges related to defects in the crystal structure [3][4]. - The defect density in SiC wafers has been reduced by an order of magnitude, thanks to improved simulation technologies and experimental efforts [3][4]. - The price of SiC wafers has dramatically decreased over the past 20 years, with 8-inch wafers now costing around 4,800 RMB, a reduction of nearly an order of magnitude [4]. Group 2: Market Expansion and Key Players - The year 2001 marked a turning point for SiC with Infineon Technologies leading the small-scale production of SiC diodes, although the market was limited at that time [6]. - The introduction of SiC transistors by Cree (now Wolfspeed) and ROHM in 2010 was a significant milestone, but the market size remained minimal [6]. - Tesla's adoption of SiC power devices in its electric vehicles in 2018 catalyzed market expansion, leading to increased awareness and adoption of SiC technology in the automotive sector [6][7]. Group 3: Current Market Trends and Future Outlook - The SiC market is expected to reach approximately 30 billion RMB by 2024, driven by the growing demand for electric vehicles and advancements in railway vehicle applications [7]. - China has emerged as a leader in SiC wafer production, surpassing Japan, the US, and Germany in wafer size, quality, and cost reduction [9]. - Despite China's rapid development in SiC, Japanese companies still lead in advanced device development, maintaining a competitive edge in the power device ecosystem [9][10]. Group 4: Challenges and Technical Issues - A persistent issue for SiC is the high defect density at the SiC and SiO2 interface, which hinders its full potential [15][16]. - The resistance of SiC is currently two to three times higher than ideal values, indicating a need for breakthroughs in research to improve performance and reduce costs [15][16]. - Reliability concerns are becoming increasingly important as SiC power devices gain popularity, necessitating the design of protective circuits to prevent damage during overload conditions [15][16].

Core Viewpoint - Ruina Intelligent (301129.SZ) is currently in the research and development phase for its semiconductor-related products and has not yet entered the commercialization validation stage [1] Group 1 - The company has no current plans for the application of SiC power devices related to smart heating equipment [1]

Core Viewpoint - Youa Co., Ltd. (002277) announced on September 22 that it plans to acquire Xiangyang Tong, which specializes in the research, design, and sales of high-performance semiconductor power devices [1] Group 1: Company Overview - The main business of Xiangyang Tong includes high-performance semiconductor power device development, covering various application fields such as automotive-grade, industrial-grade, and consumer-grade products [1] - The product lines include high-voltage products like Super Junction MOSFETs, IGBTs, and SiC power devices; medium and low-voltage products primarily consist of SGTMOSFETs; and module products include high-voltage power modules and medium and low-voltage power modules [1]

Core Points - The company, Suzhou Kaiweite Semiconductor Co., Ltd., has reported on the status of its fundraising activities and the use of raised funds as of June 30, 2025, following its initial public offering (IPO) [1][2][4] - The total amount raised from the IPO was approximately RMB 752.13 million, with a net amount of RMB 664.80 million after deducting issuance costs [1][2] - As of the reporting date, the company has utilized RMB 432.69 million of the raised funds, with RMB 166.04 million remaining in cash management [1][2][3] Fundraising Overview - The actual fundraising amount was RMB 752,131,593.99, with issuance costs totaling RMB 87,332,672.09, resulting in a net amount of RMB 664,798,921.90 [1] - The funds were fully received by August 14, 2023, and verified by an accounting firm [1] - The company has used RMB 432,686,824.30 of the raised funds by June 30, 2025, with specific allocations to various projects [1][2] Fund Utilization and Management - The company has not used any idle funds for temporary working capital during the reporting period [2][3] - A total of RMB 14,953,509.36 was earned from interest and cash management, with RMB 3,229,401.32 from deposit interest and RMB 11,724,108.04 from financial products [1][2] - The company has established a dedicated account for managing the raised funds, ensuring compliance with regulations [1][2][3] Project Status and Adjustments - The company has decided to postpone the expected operational status dates for several projects, including the "Intelligent Power Semiconductor R&D Upgrade Project" and "SiC Power Device R&D Upgrade Project," from March 2025 to March 2028 [6][7] - This decision was made to adapt to market conditions and ensure the efficient use of funds while maintaining project integrity [6][7] - The company has not changed the investment direction, implementation主体, or investment scale of the projects despite the postponement [7] Other Fund Usage - The company has approved a plan to repurchase shares using excess funds, with a total repurchase amount not exceeding RMB 20 million [2][3][7] - The repurchase will be conducted through the Shanghai Stock Exchange, with a maximum price of RMB 57.66 per share [2][3] - The company has maintained strict compliance with regulations regarding the use and disclosure of raised funds, ensuring no violations occurred [4][5]

Investment Rating - The report maintains a "Strong Buy" rating for the company, indicating an expectation to outperform the benchmark index by over 20% in the next six months [1][21]. Core Views - The company's performance is driven by high demand in the semiconductor industry, particularly in automotive electronics and AI applications, leading to significant revenue growth. The company has achieved multiple certifications and orders from industry-leading clients, resulting in a 20.6% year-on-year revenue increase to 3.455 billion yuan in the first half of 2025 [6][7]. - The company's dual-brand strategy ("YJ" and "MCC") is enhancing its global market presence, with overseas sales accounting for 24.13% of total revenue in the first half of 2025. The production capacity in Vietnam is ramping up, contributing to improved profitability [6][7]. - The company is making strides in the third-generation semiconductor sector, with successful mass production of SiC chips and IGBT modules, which are gaining traction in high-end applications and automotive markets [6][7]. Financial Summary - Total revenue is projected to grow from 6.033 billion yuan in 2024 to 9.507 billion yuan in 2027, with a compound annual growth rate (CAGR) of 14.8% [2][7]. - Net profit attributable to the parent company is expected to increase from 1.002 billion yuan in 2024 to 1.735 billion yuan in 2027, reflecting a CAGR of 18.0% [2][7]. - Earnings per share (EPS) is forecasted to rise from 1.84 yuan in 2024 to 3.19 yuan in 2027, indicating strong growth potential [2][7]. Market Performance - The company's stock price target is set at 72.9 yuan, with the current price at 59.77 yuan, suggesting a significant upside potential [2][3].

Core Viewpoint - The report discusses the independent financial advisory services provided by Western Securities Co., Ltd. for Hunan Friendship Apollo Commercial Co., Ltd. regarding the issuance of shares and cash payment for asset acquisition, along with the associated fundraising and related transactions. Group 1: Transaction Overview - The transaction involves the acquisition of 100% equity of Shenzhen Shangyang Technology Co., Ltd. through the issuance of shares and cash payment, along with the fundraising of supporting funds [9]. - The total transaction price for the equity of Shangyang Technology is set at 158 million yuan, with an assessment value of 175.68 million yuan as of December 31, 2024 [9]. Group 2: Financial Advisory Commitments - The independent financial advisor has conducted necessary due diligence and believes that the disclosed information is accurate and complete, with no substantial discrepancies [2]. - The advisor confirms that the transaction complies with relevant laws and regulations, ensuring that the disclosed information is truthful and does not contain misleading statements [2]. Group 3: Compliance and Regulatory Aspects - The transaction does not constitute a restructuring as defined by the relevant regulations, and it adheres to the requirements set forth by the regulatory authorities [3][4]. - The fundraising associated with the transaction complies with the registration management regulations, ensuring that all necessary approvals are obtained [4].

Group 1 - The major shareholder, Guangdong Ganhua Technology Co., Ltd., plans to reduce its stake in Kaiweite (688693.SH) by up to 3% within a specified period from June 30, 2025, to September 28, 2025 [1] - As of the announcement date, Guangdong Ganhua holds 10,555,216 shares of Kaiweite, representing 14.32% of the total share capital [1] - The shares held by Guangdong Ganhua were acquired before Kaiweite's initial public offering and became tradable on August 19, 2024 [1] Group 2 - Kaiweite was listed on the Shanghai Stock Exchange's Sci-Tech Innovation Board on August 18, 2023, with an issuance of 18,421,053 shares at a price of 40.83 yuan per share [2] - The total funds raised from the initial public offering amounted to 752.1316 million yuan, with a net amount of 664.7989 million yuan, exceeding the original plan by 134.7161 million yuan [2] - The funds raised are intended for various projects, including upgrades for smart power semiconductors and SiC power devices, as well as working capital [2]