华海清科股份有限公司 董事会对独立董事独立性自查情况的专项意见 经核查：公司独立董事金玉丰先生、李全先生、管荣齐先生的任职情况以及 其签署的相关自查情况报告，上述人员不存在任何妨碍其进行独立客观判断的关 系，不存在影响独立董事独立性的情况。因此，董事会认为公司独立董事符合《上 市公司独立董事管理办法》《上海证券交易所科创板上市公司自律监管指引第 1 号——规范运作》中对独立董事独立性的相关要求。 华海清科股份有限公司 董 事 会 2025 年 4 月 28 日 根据证监会《上市公司独立董事管理办法》《上海证券交易所科创板股票上 市规则》《上海证券交易所科创板上市公司自律监管指引第 1 号——规范运作》 等相关要求，华海清科股份有限公司（以下简称"公司"）董事会，就公司独立 董事金玉丰先生、李全先生、管荣齐先生的独立性情况进行评估并出具如下专项 意见： ...

Group 1 - The company reported a revenue of 3.406 billion yuan for 2024, representing a year-on-year growth of 35.82% [1] - The net profit attributable to shareholders reached 1.023 billion yuan, showing a year-on-year increase of 41.40% [1] - The company's board approved a profit distribution plan, proposing a cash dividend of 5.5 yuan per 10 shares (tax included) and a capital reserve conversion of 4.9 shares for every 10 shares held [1]

"宁波膜智信息科技有限公司"为势银（TrendBank）唯一工商注册实体及收款账户 势银研究： 势银产业研究服务 势银数据： 势银数据产品服务 势银咨询： 势银咨询顾问服务 重要会议： 4月29日，2025势银异质异构集成封装产业大会（浙江宁波） 点此报名 添加文末微信，加 先进封装 群 2025势银异质异构集成封装产业大会 将于 4月29日 在浙江宁波 · 甬江实验室举办。 会议议程 ⊙ 09:00 - 12:00 专题论坛： 异构集成研究中心成立仪式 09:00 09:10 相关领导 主办方、联合主办方致辞 09:10 09:20 相关领导 混合键合在异构集成先进封装中的应用 09:20 钟飞 主任助理、信息材料与微纳器件制备 09:40 平台负责人 爵江实验室 Chiplet EDA全流程:设计空间探索,物 理实现及多物理验证 09:40 吴晨 项目总监 10:00 芯粒CAD和制造浙江省工程研究中心/深圳 市比昂芯科技有限公司 聚焦2.5D/3D先进封装EDA平台,探索后 10:00 端全流程设计、仿真与验证协同创新模式 10:20 赵毅 创始人兼首席科学家 珠海硅芯科技有限公司 空部 10:20 1 ...

Core Insights - The semiconductor materials ETF has shown a positive performance, with a recent increase of 0.21% in the index and notable gains in constituent stocks [2] - The ETF has achieved a significant annual net value increase of 29.99%, ranking in the top 11.23% among equity funds [3] - The top ten weighted stocks in the semiconductor materials index account for 60.82% of the total index weight, indicating concentrated performance among leading companies [4] Performance Metrics - The semiconductor materials ETF has seen a one-week cumulative increase of 0.74% and a year-to-date average daily trading volume of 15.98 million yuan [2] - The ETF's highest single-month return since inception was 20.35%, with an average monthly return of 10.90% and a historical one-year profit probability of 97.04% [3] - The electronic sector's holdings in public funds reached a historical high of 18.90% in Q1 2025, reflecting strong investor interest [3] Top Holdings - The top ten stocks in the semiconductor materials index include North Huachuang, Zhongwei Company, and Hushi Silicon Industry, with North Huachuang holding the highest weight at 16.44% [4][6] - The performance of these top stocks varies, with some experiencing slight increases while others, like Hushi Silicon Industry, have seen a decrease [6]

Group 1 - The semiconductor materials ETF (562590) has shown a recent increase of 0.18%, with a latest price of 1.09 yuan, and a cumulative increase of 1.30% over the past two weeks [3][4] - The trading volume for the semiconductor materials ETF was 841.55 million yuan, with a turnover rate of 2.7% [3] - Over the past year, the semiconductor materials ETF has seen a significant growth in scale by 271 million yuan and an increase in shares by 238 million [3] Group 2 - As of April 24, 2025, the net value of the semiconductor materials ETF has increased by 30.20%, ranking it in the top 10.67% among index equity funds [4] - The highest monthly return since inception for the semiconductor materials ETF was 20.35%, with an average monthly return of 10.90% and a historical one-year profit probability of 97.01% [4] - The global semiconductor market is projected to reach a sales figure of 687.4 billion USD in 2025, reflecting a year-on-year growth of 12.5% [4] Group 3 - The top ten weighted stocks in the semiconductor materials index (931743) account for 60.82% of the index, with North Huachuang (002371) having the highest weight at 16.44% [5][7] - Other significant stocks include Zhongwei Company (688012) at 13.55% and Hushi Silicon Industry (688126) at 5.61% [5][7] - The overall performance of these stocks varies, with some showing positive growth while others have slight declines [7]

证券代码：688120 证券简称：华海清科 公告编号：2025-023 华海清科股份有限公司 关于召开 2024 年度暨 2025 年第一季度 业绩说明会的公告 重要内容提示： 会议召开时间：2025 年 4 月 29 日（星期二）16:00-17:00 会 议 召 开 地 点 ： 上 海 证 券 交 易 所 上 证 路 演 中 心 （ 网 址 ： https://roadshow.sseinfo.com/） 会议召开方式：上证路演中心网络互动 投资者可于 2025 年 4 月 22 日（星期二）至 4 月 28 日（星期一）16:00 前登录上证路演中心网站首页点击"提问预征集"栏目或通过公司邮箱 ir@hwatsing.com 进行提问，公司将在说明会上对投资者普遍关注的问题进行回 答。 华海清科股份有限公司（以下简称"公司"）将于 2025 年 4 月 29 日在上海 证券交易所网站（www.sse.com.cn）披露公司 2024 年年度报告和 2025 年第一季 度报告。为便于广大投资者更全面深入地了解公司经营成果、财务状况等情况， 公司计划于 2025 年 4 月 29 日（星期二）16:00-1 ...

Investment Rating - Industry investment rating: Outperform the market (expected to outperform the market by more than 5% in the next 6 months) [34] Core Insights - RISC-V architecture is driving diverse demand in the chip ecosystem under AI influence, with a projected CAGR of 75% from 2020 to 2024 and an expected annual growth rate of nearly 50% until 2030 [2][9] - International market changes are expected to increase the contract price growth of memory products in Q2 2025, with both DRAM and NAND Flash prices anticipated to rise more than previously expected due to heightened trading momentum [4][5] - The global smartphone market showed a modest growth of only 1% in Q1 2025, with Samsung leading at 20% market share, followed by Apple at 18% [12][13] - QD-OLED displays are projected to account for 73% of OLED display shipments in 2025, up from 68% in 2024, indicating strong competitiveness in high-end display technology [18][19] Summary by Sections RISC-V and AI - RISC-V is recognized for its innovative architecture, offering better performance and smaller chip sizes, making it suitable for AI accelerator designs [2][9] - The market for processors utilizing RISC-V technology is expected to grow significantly, with a 10-year CAGR of approximately 57% from 2020 to 2030 [2][9] Memory Market Outlook - The memory market is experiencing a shift in supply and demand strategies due to international circumstances, leading to increased contract price expectations for DRAM and NAND Flash in Q2 2025 [4][5] - Price forecasts indicate a potential increase in memory prices, with DRAM and NAND Flash expected to rise by 3-8% in Q2 2025 after a decline in Q1 2025 [6] Smartphone Market Analysis - The smartphone market's growth remains sluggish, with a mere 1% increase in Q1 2025, attributed to macroeconomic challenges and consumer confidence issues [12][13] - Major players like Samsung and Apple continue to dominate the market, with Xiaomi, vivo, and OPPO following [12][13] Display Technology Trends - The rise of QD-OLED technology is expected to enhance the quality and performance of displays, catering to high-end users and gamers [18][19] Investment Recommendations - The report suggests focusing on semiconductor manufacturing and equipment due to the clear trend of domestic substitution, with specific companies recommended for investment [29][33]

法律意见书 国枫律股字[2025]A0114 号 北京市东城区建国门内大街 26 号新闻大厦 7 层、8 层 电话：010-88004488/66090088 传真：010-66090016 邮编：100005 北京国枫律师事务所 关于华海清科股份有限公司 2025 年第一次临时股东大会的 致：华海清科股份有限公司（贵公司） 北京国枫律师事务所（以下简称"本所"）接受贵公司的委托，指派律师出席并见证 贵公司 2025 年第一次临时股东大会（以下简称"本次会议"）。 本所律师根据《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》"）、《上市公司股东会规则》（以下简称"《股 东会规则》"）、《律师事务所从事证券法律业务管理办法》（以下简称"《证券法律业务管 理办法》"）、《律师事务所证券法律业务执业规则（试行）》（以下简称"《证券法律业务执 业规则》"）等相关法律、行政法规、规章、规范性文件及《华海清科股份有限公司章程》 （以下简称"《公司章程》"）的规定，就本次会议的召集与召开程序、召集人资格、出席 会议人员资格、会议表决程序及表决结果等事宜，出具本法律意见书。 ...

证券代码：688120 证券简称：华海清科 公告编号：2025-021 华海清科股份有限公司 2025 年第一次临时股东大会决议公告 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） 股东大会召开的时间：2025 年 4 月 17 日 （二） 股东大会召开的地点：天津市津南区咸水沽镇聚兴道 11 号 2 号楼 2102 会议室 1、公司在任董事 7 人，以现场和通讯结合的方式出席 7 人； （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： | 1、出席会议的股东和代理人人数 | 227 | | --- | --- | | 普通股股东人数 | 227 | | 2、出席会议的股东所持有的表决权数量 | 135,404,198 | | 普通股股东所持有表决权数量 | 135,404,198 | | 3、出席会议的股东所持有表决权数量占公司表决权数量的比例（%） | 57.3232 | | 普通股股东所持有表 ...