关于四川华丰科技股份有限公司 2024 年度涉及财务公司关联交易的存 款、贷款等金融业务的专项说明 德皓核字[2025]00000837 号 北京德皓国际会计师事务所 (特殊普通合伙 ) Beijing Dehao International Certified Public Accountants (Limited Liability Partnership) 关于四川华丰科技股份有限公司 涉及财务公司关联交易的存款、贷款等金融业务的专项说明 （2024 年度） 目 录 页 次 一、 专项说明 1-2 二、 四川华丰科技股份有限公司 2024 年度涉及财 务公司关联交易的存款、贷款等金融业务汇总 表 1 我们接受委托，依据《中国注册会计师执业准则》审计了四川华 丰科技股份有限公司（以下简称华丰科技）2024 年度财务报表，包括 2024 年 12 月 31 日的合并及母公司资产负债表，2024 年度的合并及 母公司利润表、合并及母公司现金流量表和合并及母公司所有者权益 变动表以及财务报表附注，并于 2025 年 4 月 25 日签发了德皓审字 [2025] 00001136 号标准无保留意见的审计报告。 根 ...

前十大流通股东累计持有： 5260.27万股，累计占流通股比： 29.5%，较上期变化： -1072.04万股。 | 名称 | 持有数量(万股) | 占总股本 | 增减情况 | | --- | --- | --- | --- | | | | 比例(%) | (万股) | | 深圳哈勃科技投资合伙企业(有限合伙) | 1358.48 | 7.62 | 新进 | | 深圳市红土华连投资合伙企业(有限合伙) | 1118.11 | 6.27 | 不变 | | 海通创新证券投资有限公司 | 687.14 | 3.85 | -397.99 | | 红塔创新(珠海)创业投资管理有限公司-红塔创芯一期(珠海横 琴)产业投资基金合伙企业(有限合伙) | 375.13 | 2.10 | -343.09 | | 基本养老保险基金一二零二组合 | 352.80 | 1.98 | 新进 | | 中青恒辉私募基金管理有限公司-珠海中青恒辉三期投资合伙 企业(有限合伙) | 311.37 | 1.75 | -332.16 | | 华夏基金管理有限公司-社保基金四二二组合 | 311.36 | 1.75 | 新进 | | 四川九洲（000 ...

华丰科技公告，2025年第一季度营收为4.06亿元，同比增长79.82%；净利润为3181.1万元，同比增长 207.17%。 ...

Core Viewpoint - Mianyang, as China's only science and technology city, plays an irreplaceable role in national strategic innovation, focusing on new industrialization and building a modern industrial system with unique characteristics [1][8]. Group 1: New Quality Productive Forces Overview - New Quality Productive Forces, introduced by President Xi Jinping, emphasize innovation as the main driving force, moving away from traditional economic growth models, characterized by high technology, efficiency, and quality [2][3]. - This concept is crucial for promoting high-quality economic development and constructing a modern industrial system [3]. Group 2: Economic Performance of Mianyang - Mianyang's GDP is projected to reach 434.4 billion yuan in 2024, with a year-on-year growth of 7.0%, indicating a stable economic performance [4][6]. - The industrial structure shows significant collaboration among primary, secondary, and tertiary industries, with the secondary industry growing by 6.8% and the tertiary industry by 8.1% [4]. Group 3: Industrial Development and Innovation - Mianyang is advancing towards high-end, intelligent, and green industrial transformation, with a focus on traditional industries like electronics and advanced materials, while also developing strategic emerging industries such as nuclear technology and laser applications [6][25]. - In 2024, the industrial added value of Mianyang is expected to grow by 9.8%, with key sectors like electrical machinery and automotive manufacturing showing remarkable growth rates of 21.4% and 18.8%, respectively [6][9]. Group 4: Innovation Ecosystem - Mianyang's innovation capacity is on the rise, with a total of 15,600 effective invention patents, ranking second in the province [8]. - The city has established a robust support system for technology transfer and innovation, with over 930 national high-tech enterprises and numerous specialized small and medium-sized enterprises [8][12]. Group 5: Policy Framework for New Quality Productive Forces - Mianyang has implemented various policies to support the development of new quality productive forces, including measures to enhance technology transfer and innovation capabilities [12][14]. - The policies focus on creating a comprehensive support system for technology transfer, from basic research to market application, ensuring a systematic approach to fostering new productive forces [14]. Group 6: Modern Industrial System - Mianyang has developed a modern industrial system centered on advanced manufacturing, with a spatial layout that includes national high-tech zones and various specialized parks [16][25]. - The city is cultivating four major advantageous industries and eight strategic emerging industries, creating a complete industrial ecosystem that supports both traditional and new industries [16][25]. Group 7: Future Development Trends - Mianyang aims to strengthen its role as a technological innovation center in the Chengdu-Chongqing economic circle, focusing on core technology breakthroughs and the development of emerging industrial clusters [28][29]. - The city plans to implement strategies for digital transformation and open innovation, enhancing its global competitiveness in technology and innovation [32][33].

Group 1 - The Shanghai Stock Exchange Sci-Tech Innovation Board Composite Index (000680) increased by 0.61% as of April 14, 2025, with notable gains from stocks such as Yuyuan Pharmaceutical (688658) up 19.91%, and Kexing Pharmaceutical (688136) up 16.90% [1] - The Penghua Sci-Tech Innovation Index ETF (589680) rose by 0.76%, marking its fifth consecutive increase, indicating a strong performance in the AI industry chain [2] - The top ten weighted stocks in the Sci-Tech Innovation Board Composite Index as of March 31, 2025, include Haiguang Information (688041) and Cambrian (688256), collectively accounting for 22.34% of the index [3] Group 2 - The AI industry chain is experiencing breakthroughs, with expectations for major product releases from companies like Alibaba and Tencent around May to June [2] - The Chinese government is likely to enhance policy support and funding for the technology sector, particularly in AI, as part of its strategy to counterbalance the U.S. in the ongoing trade disputes [2]

Core Viewpoint - The copper cable high-speed connection concept stocks experienced a significant increase in share prices, indicating positive market sentiment towards this sector [1] Company Performance - Huafeng Technology saw its stock price rise by over 10% [1] - Kaiwang Technology, Chuangyitong, and Yihua Co. all reported stock price increases of over 5% [1] - Other companies such as Xinya Electronics, Yidong Electronics, Jingda Co., Derun Electronics, and Baosheng Co. also experienced stock price gains [1]

Financial Performance - The total operating revenue for 2024 reached RMB 1,091.84 million, representing a year-on-year increase of 20.83%[6] - The net profit attributable to shareholders of the parent company was RMB -18.50 million, a decline of 125.56% compared to the previous year[6] - The net profit attributable to shareholders of the parent company, after deducting non-recurring gains and losses, was RMB -78.94 million, a decrease of 399.18% year-on-year[6] - Basic earnings per share decreased by 123.53% to RMB -0.04[7] - The weighted average return on net assets fell by 7.38 percentage points to -1.24%[7] Assets and Investments - Total assets at the end of the reporting period were RMB 2,818.18 million, an increase of 9.67% from the beginning of the period[4] - The company increased its investment in R&D and human resources, particularly in high-speed line modules and CPU Socket incubation[6] Operational Challenges - The decline in net profit was primarily due to increased costs and expenses during the construction phase of the high-speed line module project[7] Strategic Goals - The company aims to enhance product competitiveness through continuous technological innovation and optimization of production capacity[6] Reporting Accuracy - There are no significant uncertainties affecting the accuracy of the performance report as of the announcement date[8]

证券代码：688629 证券简称：华丰科技 公告编号：2025-006 四川华丰科技股份有限公司 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。 （二） 股东大会召开的地点：四川省绵阳市经开区三江大道 118 号华丰科技会 议室 （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 | 120 | | --- | --- | | 普通股股东人数 | 120 | | 2、出席会议的股东所持有的表决权数量 | 8,774,335 | | 普通股股东所持有表决权数量 | 8,774,335 | | 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 | 3.2625 | | 例（%） | | | 普通股股东所持有表决权数量占公司表决权数量的比例（%） | 3.2625 | （四） 表决方式是否符合《公司法》及公司章程的规定，大会主持情况等。 1 重要内容提示： 本次股东大会由公司董事会召集，董事长杨艳辉先生主 ...

上海市锦天城律师事务所 关于四川华丰科技股份有限公司 2025 年第一次临时股东大会的 法律意见书 地址：上海市浦东新区银城中路 501 号上海中心大厦 9/11/12 层 电话：021-20511000 传真：021-20511999 邮编：200120 上海市锦天城律师事务所 法律意见书 上海市锦天城律师事务所 关于四川华丰科技股份有限公司 2025 年第一次临时股东大会的 法律意见书 致：四川华丰科技股份有限公司 上海市锦天城律师事务所（以下简称"本所"）接受四川华丰科技股份有限 公司（以下简称"公司"）委托，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 公司股东大会规则》等法律、法规、规章和规范性文件以及《四川华丰科技股份 有限公司章程》（以下简称"《公司章程》"）的有关规定，指派本所律师对公 司 2025 年第一次临时股东大会（以下简称"本次股东大会"）进行见证，并出 具本法律意见书。 为出具本法律意见书，本所委派律师审查了公司本次股东大会的有关文件和 材料。本所委派律师得到公司如下保证，即其已提供了本所委派律师认为出具本 法律 ...

中国资产评估协会 资产评估业务报告备案回执 | 报告编码: | 5151020001202500002 | | --- | --- | | 合同编号: | 川华资合字[2024]261号 | | 报告类型: | 法定评估业务资产评估报告 | | 报告文号: | 川华衡评报〔2024〕342号 | | 报告名称: | 四川长虹(600839. SH)拟向华丰科技(688629. SID 转让土地事宜涉 及绵阳市1宗工业用途土地使用权的市场价值评估项目 | | 评估结论: | 57,533,877.00元 | | 评估报告日: | 2024年12月26日 | | 评估机构名称: | 四川天健华衡资产评估有限公司 | | 签名人员: | 史万强 (资产评估师) 正式会员编号:51000005 | | | 银清平 (资产评估师) 正式会员编号:51180021 | | | 史万强、银清平暂未实名认可 | (可扫描二维码查询备案业务信息) 说明:报告备案回执仅证明此报告已在业务报备管理系统进行了备案,不作为 协会对该报告认证、认可的依据,也不作为资产评估机构及其签字资产评估专 业人员免除相关法律责任的依据。 备案回执生 ...