一、本次变更签字会计师及项目质量控制复核人的情况 证券代码：688484 证券简称：南芯科技 公告编号：2026-006 上海南芯半导体科技股份有限公司 关于变更签字会计师及项目质量控制复核人的公告 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、准确性和完整性依法承担法律责任。 上海南芯半导体科技股份有限公司（以下简称"公司"）于 2025 年 8 月 26 日、2025 年 9 月 26 日分别召开第二届董事会第八次会议、2025 年第三次临时股 东会，审议通过了《关于续聘会计师事务所的议案》，同意聘请容诚会计师事务 所（特殊普通合伙）（以下简称"容诚所"）为公司 2025 年度审计机构，具体 内容详见公司于 2025 年 8 月 28 日在上海证券交易所网站（www.sse.com.cn）披 露的《关于续聘会计师事务所的公告》（公告编号：2025-052）和公司于 2025 年 9 月 27 日在上海证券交易所网站（www.sse.com.cn）披露的《2025 年第三次 临时股东会决议公告》（公告编号：2025-062）。 近日，公司收到容诚所出具 ...

Group 1 - The core viewpoint of the news is the strong performance of the semiconductor sector, particularly the "full-chip" ETF launched by Huabao, which has seen significant price increases in its initial days of trading [1][3] - The Huabao ETF, which tracks the Shanghai Stock Exchange's semiconductor index, includes 50 stocks related to semiconductor materials, equipment, design, manufacturing, and testing, with over 90% of its weight in core areas like integrated circuits and semiconductor equipment [3][6] - The index has shown a remarkable annualized return of 17.93% since its inception, outperforming other semiconductor indices, with a lower maximum drawdown, indicating a better risk-return profile [5][6] Group 2 - The semiconductor sector is experiencing a resurgence, driven by strong demand for analog chips and microcontrollers, particularly due to the ongoing construction of AI data centers [3] - Notable stocks within the ETF, such as Yandong Microelectronics, Naxin Micro, and SIRUI, have shown significant price increases, with Yandong Micro leading with a rise of over 10% [1][3] - A recent development from Peking University involves a new chip based on resistive random-access memory (RRAM), which reportedly enhances computing speed by approximately 12 times and energy efficiency by over 228 times compared to current advanced digital chips [2]

Group 1 - The core viewpoint of the news is the strong performance of the Sci-Tech Innovation Chip ETF (华宝, 589190), which saw a price increase of 2.72% on its first day and continued to rise by over 1.5% on the second day, indicating a bullish trend in the semiconductor sector [1][7]. - The ETF includes 50 stocks related to semiconductor materials, equipment, design, manufacturing, packaging, and testing, with over 90% of its weight in core areas like integrated circuits and semiconductor equipment, showcasing a comprehensive layout in the chip industry [3][10]. - The index tracked by the ETF has shown significant annualized returns of 17.93% since its inception, outperforming similar indices and demonstrating a better risk-reward ratio [12][13]. Group 2 - Key stocks within the ETF, such as 燕东微, 纳芯微, and 艾为电子, have shown strong gains, with 燕东微 leading with an increase of over 10% [1][7]. - Recent advancements in chip technology, such as a new chip developed by Peking University's AI Institute, have demonstrated a 12-fold increase in computing speed and over 228 times improvement in energy efficiency compared to current digital chips, indicating ongoing innovation in the sector [10][12]. - Positive signals from major overseas semiconductor companies, like Texas Instruments, indicate a strong recovery in demand for analog chips and microcontrollers, driven by the booming AI data center construction [3][10].

Investment Rating - The investment rating for the company is "Buy" and is maintained [1] Core Insights - The company plans to issue convertible bonds to enhance its market presence in AI and automotive sectors, driven by increasing demand for computing power and domestic substitution. The power management chip industry, particularly for intelligent computing, is expected to pursue "higher current, higher efficiency, and faster response" with diversified applications covering "cloud, network, edge, and end" [4] - The company has launched new products to build a comprehensive power solution. In the industrial sector, it introduced the 700V high-voltage GaN half-bridge power chip SC3610, which supports AI server power and high-power industrial applications. In automotive electronics, it has released PMIC series for sensing and decision-making layers, establishing a competitive advantage in automotive PMICs. In consumer electronics, it offers a complete power solution covering "charging, balancing, protection, and metering" for AI glasses and wearable devices [5] - Revenue projections for the company are estimated at 3.20 billion, 4.07 billion, and 5.19 billion yuan for 2025, 2026, and 2027 respectively, with net profits of 290 million, 430 million, and 650 million yuan for the same years, maintaining a "Buy" rating [6] Company Overview - The latest closing price of the company's stock is 43.57 yuan, with a total share capital of 428 million shares and a market capitalization of 18.6 billion yuan. The company has a debt-to-asset ratio of 15.3% and a price-to-earnings ratio of 60.51 [3]

Group 1 - The company is focusing on providing high-performance power chip solutions for AI applications, including AI smartphones, AI glasses, and AI PCs [1] - The company supplies products to many well-known brand clients in the industry [1] - The company does not directly engage in the storage chip business but provides LPDDR PMIC products to major industry clients [1]

Core Viewpoint - The company, Nanchip Technology, is actively involved in providing high-performance power chip solutions for AI applications, particularly in AI smartphones, AI glasses, and AI PCs, while also supplying products to major industry clients [1] Group 1: AI Sector Involvement - Nanchip Technology focuses on AI edge applications, offering a comprehensive range of power chip solutions [1] - The company supplies its products to numerous well-known brand clients in the industry [1] Group 2: Storage Chip Business - Nanchip Technology does not directly engage in the storage chip business [1] - The company provides LPDDR PMIC and other products to major industry clients [1]

Investment Rating - The investment rating for the company is "Buy" and is maintained [1] Core Insights - The company plans to issue convertible bonds to enhance its market presence in AI and automotive sectors, driven by increasing demand for computing power and domestic substitution. The power management chip industry, particularly for intelligent computing, is expected to pursue "higher current, higher efficiency, and faster response" with diversified applications covering "cloud, network, edge, and end" [4] - The company has launched new products to build a comprehensive power solution. In the industrial sector, it introduced the 700V high-voltage GaN half-bridge power chip SC3610, which provides efficient and reliable power support for AI servers and high-power industrial applications. In automotive electronics, it has released PMIC series for sensing and decision-making layers, establishing a competitive advantage in automotive PMICs [5] - Revenue projections for the company are estimated at 32.0 billion, 40.7 billion, and 51.9 billion yuan for 2025, 2026, and 2027 respectively, with net profits of 2.9 billion, 4.3 billion, and 6.5 billion yuan for the same years, maintaining a "Buy" rating [6] Company Overview - The latest closing price of the company's stock is 43.57 yuan, with a total share capital of 4.28 billion shares and a market capitalization of 186 billion yuan. The company has a debt-to-asset ratio of 15.3% and a price-to-earnings ratio of 60.51 [3]

Group 1 - The core viewpoint of the article is that Nanchip Technology primarily focuses on the design of analog and embedded chips and does not engage in consumer application software development [1] Group 2 - Nanchip Technology responded to investor inquiries on an interactive platform [1] - The company emphasizes its specialization in chip design rather than software development [1]

Core Viewpoint - Nanchip Technology (688484.SH) focuses on providing high-performance power chip solutions for AI applications, including AI smartphones, AI glasses, and AI PCs, serving numerous well-known brand clients in the industry [1] Group 1 - The company does not directly engage in the storage chip business but supplies products such as LPDDR PMIC to major industry clients [1]

Core Viewpoint - Nanchip Technology (688484.SH) primarily engages in the design of analog and embedded chips and does not involve itself in consumer application software development [1] Company Summary - Nanchip Technology focuses on the design of analog and embedded chips [1]