2025 年第三次临时股东大会之 法律意见书 地址：杭州市上城区老复兴路白塔公园 B 区 2 号、15 号国浩律师楼 邮编：310008 国浩律师（杭州）事务所 关 于 杭州长川科技股份有限公司 Grandall Building, No.2 ＆ No.15, Block B, Baita Park, Old Fuxing Road, Hangzhou, Zhejiang 310008, China 电话/Tel: (+86)(571) 8577 5888 传真/Fax: (+86)(571) 8577 5643 电子邮箱/Mail：grandallhz@grandall.com.cn 网址/Website：http://www.grandall.com.cn 二〇二五年十二月 国浩律师（杭州）事务所 长川科技 2025 年第三次临时股东大会法律意见书 国浩律师（杭州）事务所 关 于 杭州长川科技股份有限公司 2025 年第三次临时股东大会之 法律意见书 致：杭州长川科技股份有限公司 国浩律师（杭州）事务所（以下简称"本所"）接受杭州长川科技股份有限 公司（以下简称"公司"）委托，指派律师出席公司 2025 ...

Group 1 - The core point of the article highlights the performance and financial metrics of Changchuan Technology, which experienced a 1.09% decline in stock price, reaching 104.55 yuan per share, with a trading volume of 546 million yuan and a turnover rate of 1.04%, resulting in a total market capitalization of 66.327 billion yuan [1] - Changchuan Technology, established on April 10, 2008, and listed on April 17, 2017, is based in Hangzhou, Zhejiang Province, and specializes in the research, production, and sales of integrated circuit equipment [1] - The company's main business revenue composition includes testing machines at 57.68%, sorting machines at 32.73%, and other products at 9.59% [1] Group 2 - From the perspective of fund holdings, one fund under Dongcai has a significant position in Changchuan Technology, specifically the Dongcai Times Preferred Mixed Initiated A (017857), which held 7,000 shares, accounting for 3.68% of the fund's net value, ranking as the ninth largest holding [2] - The Dongcai Times Preferred Mixed Initiated A fund was established on February 24, 2023, with a latest scale of 14.2786 million yuan, achieving a year-to-date return of 42.07% and a one-year return of 36.99%, ranking 2128 out of 8085 in its category [2] - The fund manager, Feng Jiebo, has been in position for 1 year and 49 days, overseeing total assets of 370 million yuan, with the best fund return during his tenure being 97.9% and the worst being -7% [2]

Group 1: Semiconductor Equipment Market Trends - The semiconductor equipment sales continue to grow, driven by AI demand, particularly in the backend equipment market [1] - AI chip advancements in stacking design, heterogeneous integration, and thermal management are raising new requirements for testing equipment precision, efficiency, and compatibility [1] - The semiconductor testing equipment market is expected to reach $11.2 billion by 2025, a 48.1% year-on-year increase, while packaging and assembly equipment sales are projected to reach $6.4 billion, growing by 19.6% [1] Group 2: Advantest Performance - Advantest, a leading Japanese testing company, reported revenue of 263 billion yen for Q3 2025, a 38% increase year-on-year, with a net profit of 79.6 billion yen, up 75% [1] - The core testing systems business of Advantest saw a 42% sales growth to 237.4 billion yen, with SoC testing equipment sales reaching 173.7 billion yen [1] - Advantest raised its revenue forecast for FY2025 from 835 billion yen to 950 billion yen, and profit target from 221.5 billion yen to 275 billion yen [1] Group 3: Company Financial Performance - The company achieved revenue of 3.779 billion yuan in the first three quarters of 2025, a 49.05% year-on-year increase, and a net profit of 865 million yuan, up 142.14% [2] - The gross margin for the first three quarters of 2025 was 54.48%, a decline of 1.58 percentage points, while the net margin increased by 8.05 percentage points to 22.96% [2] - The company optimized expense management, with sales, management, and R&D expense ratios decreasing by 1.16, 0.92, and 7.72 percentage points respectively [2] Group 4: Market Position and Growth Potential - The company is focusing on high-end applications in digital testing equipment, with products achieving domestic leadership and nearing foreign advanced levels, thus facilitating import substitution [3] - The company is expected to see order growth as it continues to expand into the mid-to-high-end market and launches new high-end digital testing machines [3] - Profit forecasts for the company have been raised for 2025-2026 to 1.068 billion yuan and 1.418 billion yuan, with a new forecast for 2027 set at 1.722 billion yuan [3]

Group 1 - A total of 88 stocks in the A-share market experienced block trading today, with a total transaction value of 2.359 billion yuan [1] - The top three stocks by transaction value were Giant Network at 302 million yuan, Muyuan Foods at 187 million yuan, and New Asia Electronics at 130 million yuan [1] - Among the stocks, 4 were traded at par, 4 at a premium, and 80 at a discount; the highest premium rates were for Shenghua Biotech at 8.2%, Vanke A at 2.6%, and Jinko Power at 1.07% [1] Group 2 - The top buying amounts from institutional special seats were led by Giant Network at 302 million yuan, followed by Changchuan Technology at 105 million yuan and Tuojing Technology at 103 million yuan [2] - The top selling amounts from institutional special seats were led by Jinko Power at 99.4 million yuan and Zhongji Xuchuang at 16.36 million yuan [2]

Group 1 - The semiconductor industry is entering a new upcycle driven by AI, with global semiconductor revenue expected to reach approximately $975.46 billion in 2026, a 26.3% increase from 2025 [12][16] - Memory chips, particularly DRAM and NAND, are projected to be the core drivers of this cycle, with memory chip sales expected to grow by 27.8% in 2025 and 39.4% in 2026 [14][18] - The demand structure for memory chips is shifting from consumer electronics to dual drivers of "smart cars and data centers," with the automotive storage market expected to grow at a compound annual growth rate (CAGR) of about 21% from 2024 to 2030 [21][24] Group 2 - China's semiconductor equipment spending is expected to lead globally, with a projected $94 billion in spending from 2026 to 2028, accounting for 25% of global spending [50][54] - The demand for etching and thin film deposition equipment is expected to rise significantly as the industry transitions to 3D NAND technology, which reduces reliance on photolithography [61][66] - Lam Research indicates that the serviceable market for equipment per wafer for 3D DRAM and NAND will increase to 1.7 times and 1.8 times, respectively, compared to previous technologies [66]

Investment Rating - The report maintains a "Buy" rating for the company [5][3]. Core Insights - The semiconductor equipment sales continue to grow, driven by AI demand, leading to a recovery in the backend equipment market. The market for semiconductor testing equipment is expected to reach $11.2 billion by 2025, with a year-on-year growth of 48.1% [1]. - The company achieved revenue of 3.779 billion yuan in the first three quarters of 2025, a year-on-year increase of 49.05%, and a net profit of 865 million yuan, up 142.14% year-on-year [2]. - The company is focusing on high-end applications and has made significant progress in domestic product performance, which is expected to drive market share growth through import substitution [3]. Financial Performance - For the first half of 2025, the company reported revenue of 1.250 billion yuan from testing machines and 709 million yuan from sorting machines, representing year-on-year growth of 34.30% and 50.36%, respectively [2]. - The gross margin for the first three quarters of 2025 was 54.48%, a decrease of 1.58 percentage points year-on-year, while the net profit margin increased by 8.05 percentage points to 22.96% [2]. - The company has optimized its expense management, with sales, management, and R&D expense ratios decreasing by 1.16, 0.92, and 7.72 percentage points, respectively [2]. Profit Forecast and Valuation - The company is expected to continue expanding in the high-end market, with revised net profit forecasts for 2025 and 2026 at 1.068 billion yuan and 1.418 billion yuan, respectively, reflecting increases of 46% and 43% [3]. - The report also introduces a new net profit forecast for 2027 at 1.722 billion yuan [3].

12月30日，长川科技跌1.05%，截至发稿，报104.90元/股，成交27.32亿元，换手率5.13%，总市值 665.49亿元。 截至发稿，胡永杰累计任职时间4年341天，现任基金资产总规模1887.25万元，任职期间最佳基金回报 33.74%， 任职期间最差基金回报-19.47%。 风险提示：市场有风险，投资需谨慎。本文为AI大模型自动发布，任何在本文出现的信息（包括但不 限于个股、评论、预测、图表、指标、理论、任何形式的表述等）均只作为参考，不构成个人投资建 议。 责任编辑：小浪快报 从基金十大重仓股角度 数据显示，东兴基金旗下1只基金重仓长川科技。东兴成长优选混合发起A（021390）三季度持有股数 1.08万股，占基金净值比例为5.7%，位居第六大重仓股。根据测算，今日浮亏损失约1.2万元。 东兴成长优选混合发起A（021390）成立日期2024年8月1日，最新规模1793.99万。今年以来收益 15.53%，同类排名5003/8087；近一年收益11.18%，同类排名5466/8085；成立以来收益33.74%。 东兴成长优选混合发起A（021390）基金经理为胡永杰。 资料显示，杭州长川科技股 ...

长川科技于2025年12月22日至2025年12月26日的加权均价为99.938元/股，以此计算，长川投资本次减持金额约为 53,466.83万元。 据新浪财经，数据显示，杭州长川投资管理合伙企业(有限合伙)最初持股2470.95万股，占总股本的7.87%。杭州 长川投资管理合伙企业(有限合伙)从2020年12月23日起，第一次减持长川科技股份，迄今为止，累计减持公司股 票1616.19万股，累计套现约9.25亿元。 | 减持期间 | | 减持均价(元/股)减持股数(万股) 套现金额(万元) 减持后持股比例 | | | --- | --- | --- | --- | | 20250924-2025092480.86 | 288.82 | 23352.69 | 4.18% | | 20250923-2025092369 | 229.65 | 15845.69 | 4.64% | | 20250827-2025082759.59 | 172.33 | 10269.14 | 5% | | 20250826-2025082650.94 | 191.2 | 9739.73 | 5.27% | | 20250825-20 ...

长川科技公告，实际控制人之一致行动人杭州长川投资管理合伙企业（有限合伙）2025年12月22日至 2025年12月26日通过集中竞价及大宗交易合计减持535万股，持股比例由26.4660%变为25.6227%，权益 变动触及1%整数倍。此前已披露的减持计划拟在3个月内减持不超过1196.84万股，占公司总股本比例 1.8866%。截至公告披露日，公司总股本为6.34亿股。 ...

证券代码：300604 证券简称：长川科技 公告编号：2025-093 杭州长川科技股份有限公司 本次变动是否为履行已 作出的承诺、意向、计 划 是☑ 否□ 公司于2025年11月28日披露了《杭州长川科技股份有限公司关 于公司实际控制人之一致行动人及持股5%以上股东、部分董事减持 股份计划的预披露公告》（公告编号：2025-078），公司实际控制 人之一致行动人杭州长川投资管理合伙企业（有限合伙）（以下简 称"长川投资"）自公司发布减持预披露公告之日起十五个交易日 后3个月内通过集中竞价及大宗交易减持不超过11,968,400股（占 本公司总股本比例1.8866%）。 2025年12月22日至2025年12月26日期间，长川投资通过证券交 易所的集中交易及大宗交易方式合计减持公司股份5,350,000股， 占公司总股本的0.8433%。 截至本公告披露日，长川投资本次减持与已披露的减持计划一 致，减持数量在已披露的减持计划范围内，上述减持计划尚未实施 完毕。 本次变动是否存在违反 《证券法》《上市公司收购 管理办法》等法律、行 政法规、部门规章、规 范性文件和本所业务规 则等规定的情况 是□ 否☑ 5. 被 ...