Core Viewpoint - The stock of Youyan Silicon has experienced fluctuations, with a recent decline of 2.17% on November 17, 2023, and a year-to-date increase of 20.28% [1] Financial Performance - For the period from January to September 2025, Youyan Silicon reported revenue of 747 million yuan, a year-on-year decrease of 3.43%, and a net profit attributable to shareholders of 156 million yuan, down 19.81% year-on-year [2] - Cumulative cash dividends since the A-share listing amount to 162 million yuan [3] Shareholder Information - As of September 30, 2025, the number of shareholders for Youyan Silicon increased by 7.44% to 22,000, while the average circulating shares per person decreased by 6.93% to 23,057 shares [2] - The top ten circulating shareholders include notable entities such as the Harvest SSE STAR Chip ETF and Hong Kong Central Clearing Limited, with some new entrants and reductions in holdings among existing shareholders [3] Stock Performance - As of November 17, 2023, Youyan Silicon's stock price was 13.52 yuan per share, with a market capitalization of 16.868 billion yuan [1] - The stock has shown a 1.02% decline over the last five trading days, a 9.39% increase over the last 20 days, and an 11.09% increase over the last 60 days [1] Business Overview - Youyan Silicon, established on June 21, 2001, and listed on November 10, 2022, specializes in the research, production, and sales of semiconductor materials [1] - The company's main revenue sources include semiconductor silicon wafers (61.48%), silicon materials for etching equipment (29.55%), and other segments [1] Industry Classification - Youyan Silicon is classified under the electronic-semiconductor-semiconductor materials sector and is part of various concept sectors including mid-cap, margin trading, and specialized innovation [1]

Core Insights - The article emphasizes the critical role of semiconductor silicon wafers in modern technology, highlighting their importance in the global tech competition and national security [2][5][12] - It provides a comprehensive overview of the semiconductor industry, including market trends, technological barriers, and future opportunities driven by AI and self-sufficiency [8][12][61] Industry Overview - The semiconductor industry is foundational to the information industry, characterized by high production complexity, rapid technological iteration, and significant investment risks [5][7] - The global semiconductor market is projected to grow from $335.2 billion in 2015 to $627.6 billion by 2024, with a compound annual growth rate (CAGR) of 7.22% [10] - China's semiconductor market is expected to expand from $98.2 billion in 2015 to $182.2 billion by 2024, driven by national policies and increasing domestic demand [11][12] Semiconductor Materials Overview - The global semiconductor materials market is projected to grow from $43.3 billion in 2015 to $67.5 billion by 2024, with a CAGR of 5.06% [14] - China's semiconductor materials market is expected to grow from $6.8 billion in 2016 to $13.5 billion by 2024, outpacing global growth [19] Semiconductor Silicon Wafers - Semiconductor silicon wafers are essential for producing integrated circuits and sensors, with a complex manufacturing process involving multiple scientific disciplines [22][23] - The main types of silicon wafers include 2-inch, 3-inch, 4-inch, 6-inch, 8-inch, and 12-inch, with 12-inch wafers being the most prevalent due to cost advantages [26][28] - The demand for 12-inch wafers has increased significantly, with their market share rising from 1.69% in 2000 to 76.39% in 2024 [51] Market Dynamics - The global silicon wafer market is expected to experience a downturn in 2024, with a projected decline of 7.50% to $11.5 billion, but is anticipated to recover in 2025 due to demand from sectors like AI and electric vehicles [55][57] - The market for silicon epitaxial wafers is also growing, driven by applications in high-performance devices, with the market size increasing from $3.68 billion in 2015 to $6.06 billion in 2022, reflecting a CAGR of 7.39% [59] Challenges and Barriers - The semiconductor silicon wafer industry faces significant barriers, including customer onboarding challenges, technological complexities, talent shortages, and high capital investment requirements [41][45][46] - The industry is characterized by a high concentration of market share among a few key players, particularly in advanced wafer sizes [63] Future Outlook - The semiconductor industry is expected to enter a golden period of growth in the next decade, driven by advancements in 5G, AI, and other emerging technologies [12][67] - China's semiconductor industry is poised for rapid growth, with a projected market size increase from $0.5 billion in 2016 to $1.7 billion in 2023, indicating a robust development trajectory [62]

证券代码：688432 证券简称：有研硅 公告编号：2025-042 有研半导体硅材料股份公司 2025年第三次临时股东会决议公告 本公司董事会及全体董事保证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。 重要内容提示： 本次会议是否有被否决议案：无 一、 会议召开和出席情况 （一） 股东会召开的时间：2025 年 11 月 12 日 （二） 股东会召开的地点：北京市西城区新街口外大街 2 号有研大厦 （三） 出席会议的普通股股东、特别表决权股东、恢复表决权的优先股股东及 其持有表决权数量的情况： 会议表决方式为现场和网络投票相结合，本次会议的召集与召开程序、出席会议 人员资格及表决程序符合《公司法》及《公司章程》的规定。 （五） 公司董事和董事会秘书的出席情况 1、 公司在任董事9人，出席9人； 2、 董事会秘书杨波女士出席会议；高管刘斌先生列席会议。 二、 议案审议情况 审议结果：通过 表决情况： | 1、出席会议的股东和代理人人数 | 142 | | --- | --- | | 普通股股东人数 | 142 | | 2、出席会议的股东所持有的表决 ...

北京德恒律师事务所 关于有研半导体硅材料股份公司 2025 年第三次临时股东会的 法律意见 北京市西城区金融街 19 号富凯大厦 B 座 12 层 电话:010-52682888 传真:010-52682999 邮编:100033 北京德恒律师事务所 关于有研半导体硅材料股份公司 2025 年第三次临时股东会的法律意见 北京德恒律师事务所 关于有研半导体硅材料股份公司 2025 年第三次临时股东会的 致：有研半导体硅材料股份公司 有研半导体硅材料股份公司（以下简称"公司"）2025 年第三次临时股东会 （以下简称"本次会议"）于 2025 年 11 月 12 日（星期三）召开。北京德恒律 师事务所（以下简称"德恒"）受公司委托，指派黄卓颖、赵明宝律师（以下简 称"德恒律师"）出席了本次会议。根据《中华人民共和国公司法》（以下简称 "《公司法》"）、《中华人民共和国证券法》（以下简称"《证券法》"）、 中国证券监督管理委员会《上市公司股东会规则》（以下简称"《股东会规则》"）、 《有研半导体硅材料股份公司章程》（以下简称"《公司章程》"）的规定，德 恒律师就本次会议的召集、召开程序、现场出席会议人员资格、表决程 ...

Core Viewpoint - On November 10, a total of 10 listed companies will have their restricted shares unlocked, with a total market value of approximately 9.248 billion yuan [1] Summary by Category Restricted Share Unlocking - The companies involved in the unlocking of restricted shares include: - Antai Technology (Stock Code: 000969) with 488,400 shares from equity incentive restrictions - Fenghuo Communication (Stock Code: 600498) with 18.4 million shares from equity incentive restrictions - Supor (Stock Code: 002032) with 604,000 shares from equity incentive restrictions - Shapuaisi (Stock Code: 603168) with 49.9215 million shares from A-share issuance to legal person placement - Zhujiang Piano (Stock Code: 002678) with 152,700 shares from equity incentive restrictions - Chuangli Group (Stock Code: 603012) with 32,400 shares from equity incentive restrictions - Xianle Health (Stock Code: 300791) with 31,950 shares from equity incentive restrictions - Southeast Electronics (Stock Code: 301359) with 57.9959 million shares from pre-issue share restrictions - Lihang Technology (Stock Code: 603261) with 40,740 shares from equity incentive restrictions - Youyan Silicon (Stock Code: 688432) with 740 million shares [1]

Core Insights - The silicon epitaxial wafer industry is experiencing significant growth driven by strong demand in downstream applications, particularly in integrated circuits and power devices [1][7][10] - The market for silicon epitaxial wafers in China is projected to reach 12.44 billion yuan in 2024, with a year-on-year growth of 10.58% [10][11] - The industry is transitioning towards high-end, autonomous, and diversified development, focusing on technological upgrades and industry chain collaboration [13][14][15] Industry Overview - Silicon epitaxial wafers are core semiconductor materials formed by growing a single-crystal semiconductor film on a silicon substrate, allowing precise control of key parameters [2][3] - The classification of silicon epitaxial wafers includes sizes of 300mm (12 inches), 200mm (8 inches), and 150mm (6 inches and below), catering to various semiconductor device requirements [3][4] Market Dynamics - The integrated circuit sector is the most significant application market for silicon epitaxial wafers, with production expected to reach 451.42 billion units in 2024, a 14.38% increase year-on-year [7][8] - The power semiconductor market in China is projected to grow to 175.255 billion yuan in 2024, driven by sectors such as new energy vehicles and photovoltaics [8][10] Industry Development - The Chinese silicon epitaxial wafer industry has evolved from technology dependence to achieving self-sufficiency, with significant advancements in 8-inch core processes and a shift towards 12-inch high-end products [5][10] - The industry is currently in a phase of simultaneous scale expansion and quality upgrade, with increasing competitiveness and a focus on high-end applications [10][11] Competitive Landscape - The industry is characterized by a competitive landscape where international giants dominate the high-end market, while domestic companies are rapidly catching up through technological collaboration and industry chain integration [12][13] - Key players include Hu Silicon Industry, TCL Zhonghuan, and Lian Microelectronics, focusing on breakthroughs in 12-inch technology and establishing advantages in the 8-inch power device sector [12][13] Future Trends - The silicon epitaxial wafer industry is expected to accelerate towards high-end, autonomous, and diversified development, with a focus on large-size and low-defect density technologies [14][15] - There will be a stronger emphasis on upstream and downstream collaboration to enhance self-sufficiency and build a secure and controllable industrial ecosystem [14] - Emerging application scenarios, such as new energy vehicles and artificial intelligence, will drive product diversification and innovation in the industry [15][16]

Core Viewpoint - On November 10, a total of 13 companies had their restricted shares unlocked, with a total unlock volume of 846 million shares, amounting to a market value of 12.143 billion yuan based on the latest closing prices [1] Summary by Category Unlock Volume - Three companies had unlock volumes exceeding 10 million shares: Youyan Silicon (74 million shares), Shapuaisi (4.99215 million shares), and Southeast Electronics (3.25328 million shares) [1] Unlock Market Value - The three companies with the highest unlock market values were Youyan Silicon (9.991 billion yuan), Southeast Electronics (677 million yuan), and Shapuaisi (403 million yuan) [1]

Core Viewpoint - On November 10, a total of 13 companies had their restricted shares unlocked, with a total unlock volume of 846 million shares, amounting to a market value of 12.143 billion yuan based on the latest closing price [1] Summary by Category Unlock Volume - Three companies had unlock volumes exceeding 10 million shares: Aoyang Silicon, Shapuaisi, and Southeast Electronics, with unlock volumes of 740 million shares, 49.9215 million shares, and 32.5328 million shares respectively [1] Unlock Market Value - The three companies with the highest unlock market value were Aoyang Silicon, Southeast Electronics, and Shapuaisi, with unlock market values of 9.991 billion yuan, 677 million yuan, and 403 million yuan respectively [1] Unlock Ratio - The three companies with the highest unlock ratio relative to total share capital were Aoyang Silicon, Southeast Electronics, and Shapuaisi, with unlock ratios of 59.32%, 27.07%, and 13.34% respectively [1]

Group 1 - The State Council issued an implementation opinion focusing on the large-scale application of new scenarios, highlighting five key areas including new fields, industry transformation, and social governance [2] - The National Bureau of Statistics reported that the Consumer Price Index (CPI) rose by 0.2% year-on-year and month-on-month in October, while the core CPI increased by 1.2%, marking the sixth consecutive month of growth [3] - The Producer Price Index (PPI) decreased by 2.1% year-on-year in October, but the decline narrowed by 0.2 percentage points from the previous month, with a month-on-month increase of 0.1% [3] Group 2 - As of the end of October, China's foreign exchange reserves reached $3.343 trillion, an increase of $4.7 billion from September, marking the highest level since December 2015 [4] - The People's Bank of China has increased its gold reserves for 12 consecutive months, with the official gold reserves reaching 74.09 million ounces, up by 30,000 ounces from the previous month [4] Group 3 - The China Securities Regulatory Commission and the Ministry of Finance jointly released a revised management method for the securities settlement risk fund, effective from December 8, 2025, with differentiated adjustments to the contribution ratio [5] - The Ministry of Finance reported that since 2025, fiscal policy has become more proactive, focusing on stabilizing employment, enterprises, and market expectations [6] Group 4 - The Ministry of Commerce announced the suspension of certain export controls on dual-use items to the United States, effective immediately until November 27, 2026 [7] - Upcoming macroeconomic data for October, including industrial added value and fixed asset investment, is set to be released on November 14 [8] Group 5 - U.S. stock markets ended mixed, with the Nasdaq down 0.21% and the S&P 500 up 0.13%, marking the end of a three-week rally [9] - The China Securities Regulatory Commission approved IPO registrations for two companies, with new stock issuances scheduled for the week of November 10-14 [10] Group 6 - A total of 33 companies will have their restricted shares released this week, amounting to 1.407 billion shares with a total market value of approximately 24.715 billion yuan [12] - The companies with the highest market value of released shares include Youyan Silicon (9.991 billion yuan) and Xinnoway (4.948 billion yuan) [12]

Core Viewpoint - A total of 34 companies will have their restricted shares unlocked between November 10 and 14, with a combined market value exceeding 24.7 billion yuan based on the latest closing prices [2] Group 1: Unlocking Market Value - The peak unlocking date is November 10, with the highest market values for unlocked shares being: Youyan Silicon (688432.SH) at 9.991 billion yuan, Xinnowei (300765.SZ) at 4.948 billion yuan, and Juxing Technology (920111.BJ) at 3.297 billion yuan [2] Group 2: Unlocking Share Volume - The top three companies by the number of unlocked shares are: Youyan Silicon with 740 million shares, Xinnowei with 158 million shares, and Beibu Gulf Port (000582.SZ) with 156 million shares [2]