证券代码：688709 证券简称：成都华微 公告编号：2025-034 本次选举完成后，公司董事会中兼任公司高级管理人员职务的董事以及由职 工代表担任的董事，总计未超过公司董事总数的二分之一，符合相关法律法规的 要求。 特此公告。 成都华微电子科技股份有限公司董事会 2025 年 9 月 17 日 1 成都华微电子科技股份有限公司 关于选举第二届董事会职工代表董事的公告 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。 成都华微电子科技股份有限公司（以下简称"公司"）于2025年9月16日召 开的2025年第一次临时股东会会议审议通过了《关于取消监事会并修订公司章程 的议案》，根据修订后的《公司章程》，公司增设1名职工代表董事，由公司职 工通过职工代表大会、职工大会或者其他形式民主选举产生，无需提交股东会审 议。 公司于2025年9月16日召开了职工代表大会第六次会议，经民主选举、表决， 同意选举韦薇女士（简历详见附件）为公司第二届董事会职工代表董事，任期自 职工代表大会审议通过之日起至第二届董事会届满之日止。韦薇女士符合《 ...

北京市中伦律师事务所 关于成都华微电子科技股份有限公司 法律意见书 二〇二五年九月 北京市中伦律师事务所 关于成都华微电子科技股份有限公司 2025 年第一次临时股东会的 法律意见书 致：成都华微电子科技股份有限公司 2025 年第一次临时股东会的 北京市中伦律师事务所（以下简称"本所"）接受成都华微电子科技股份有 限公司（以下简称"公司"）委托，指派本所律师列席公司 2025 年第一次临时股 东会，并出具本法律意见书。 为出具本法律意见书，本所律师列席了公司 2025 年第一次临时股东会，并 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》等法律、法规和规范性文件的要求以 及《成都华微电子科技股份有限公司章程》（以下简称"《公司章程》"），按照律 师行业公认的业务标准、道德规范和勤勉尽责精神，查阅了本所律师认为出具法 律意见所必须查阅的文件，对公司本次股东会的召集和召开程序、出席会议人员 资格（但不包含网络投票股东资格）、表决方式、表决程序的合法性、有效 ...

证券代码：688709 证券简称：成都华微 公告编号：2025-033 成都华微电子科技股份有限公司 （一） 股东会召开的时间：2025 年 9 月 16 日 （二） 股东会召开的地点：成都华微电子科技股份有限公司 2205 会议室（成都 市高新区益州大道中段 1800 号天府软件园 G 区 G1 楼 22 层） 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 （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 | 179 | | --- | --- | | 普通股股东人数 | 179 | | 2、出席会议的股东所持有的表决权数量 | 515,233,700 | | 普通股股东所持有表决权数量 | 515,233,700 | | 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 | 80.9038 | | 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（%） | 80.9038 | 2025年第一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 ...

Core Viewpoint - Chengdu Huawi experienced a stock price increase of 3.43% on September 11, with a trading volume of 884 million yuan, indicating strong market interest and activity in the stock [1]. Financing and Margin Trading - On September 11, Chengdu Huawi had a financing buy-in amount of 123 million yuan and a financing repayment of 115 million yuan, resulting in a net financing buy of 8.29 million yuan [1]. - As of September 11, the total margin trading balance for Chengdu Huawi was 541 million yuan, with the financing balance accounting for 5.04% of the circulating market value, indicating a high level of leverage compared to the past year [1]. - The company had no shares repaid in margin trading on September 11, with 200 shares sold short, amounting to approximately 9,828 yuan at the closing price [1]. Company Overview - Chengdu Huawi Electronics Technology Co., Ltd. was established on March 9, 2000, and is located in Chengdu, Sichuan Province. The company focuses on the research, design, testing, and sales of integrated circuits, providing overall solutions for signal processing and control systems [1]. - The revenue composition of the company includes digital integrated circuits (50.03%), analog integrated circuits (43.20%), other products (3.98%), technical services (2.70%), and other (0.08%) [1]. Financial Performance - For the first half of 2025, Chengdu Huawi reported a revenue of 355 million yuan, representing a year-on-year growth of 26.93%. However, the net profit attributable to shareholders decreased by 51.26% to 35.72 million yuan [2]. - As of June 30, 2025, the number of shareholders for Chengdu Huawi was 13,100, a decrease of 2.53% from the previous period, while the average circulating shares per person increased by 2.60% to 16,617 shares [2]. Shareholder Structure - As of June 30, 2025, the top ten circulating shareholders included Huaxia Industry Prosperity Mixed Fund, which increased its holdings by 932,900 shares to 5.92 million shares, and the Jiashi Shanghai Stock Exchange Science and Technology Innovation Board Chip ETF, which increased its holdings by 273,700 shares to 4.53 million shares [3]. - The Guolian An Zhongzheng All Index Semiconductor Products and Equipment ETF was a new entrant among the top ten circulating shareholders, holding 2.02 million shares [3].

Company Overview - Chengdu Huamei Electronics Technology Co., Ltd. is located in Chengdu, Sichuan Province, and was established on March 9, 2000. The company focuses on the research, design, testing, and sales of integrated circuits, providing overall solutions for signal processing and control systems [1][2]. Stock Performance - As of September 10, Chengdu Huamei's stock price increased by 2.14% to 47.68 CNY per share, with a trading volume of 406 million CNY and a turnover rate of 4.00%. The total market capitalization is 30.365 billion CNY [1]. - Year-to-date, the stock price has risen by 54.50%, but it has decreased by 16.20% over the last five trading days. Over the last 20 days, the stock has increased by 38.04%, and over the last 60 days, it has risen by 42.33% [1]. Financial Performance - For the first half of 2025, Chengdu Huamei reported a revenue of 355 million CNY, representing a year-on-year growth of 26.93%. However, the net profit attributable to shareholders decreased by 51.26% to 35.72 million CNY [2]. - The company has distributed a total of 84.0638 million CNY in dividends since its A-share listing [3]. Shareholder Information - As of June 30, 2025, the number of shareholders is 13,100, a decrease of 2.53% from the previous period. The average number of circulating shares per person increased by 2.60% to 16,617 shares [2]. - Notable institutional shareholders include Huaxia Industry Prosperity Mixed Fund and Jiashi Shanghai Stock Exchange Science and Technology Innovation Board Chip ETF, which have increased their holdings [3]. Industry Context - Chengdu Huamei operates within the semiconductor industry, specifically in digital chip design, and is associated with concepts such as AI chips, autonomous driving, and brain-computer interfaces [2].

Group 1 - Chengdu Huamei Electronics Technology Co., Ltd. signed a procurement framework agreement with a large state-owned equipment enterprise, with a total contract value of 105 million yuan, expected to account for 31.91% of the company's analog chip sales revenue in 2024 [2] - The agreement allows the client to adjust the procurement plan with a three-day written notice based on market changes, with no minimum purchase quantity set, but includes clear breach of contract responsibilities [2] - The core products of this order include HWD9213, the first domestic 12-bit 8Gsps high-speed ADC based on 28nm process, and HWD08B64, an 8-bit 64Gsps ultra-high-speed ADC, which will enhance the company's position in the high-end analog chip market [3] Group 2 - The signing of the framework agreement marks a breakthrough for the company's high-speed ADC products in the domestic testing instruments and equipment sector, further consolidating its technological leadership [3] - Successful execution of subsequent orders is expected to positively impact the company's revenue and net profit from 2025 to 2027, while reducing reliance on imported components and enhancing supply chain security [3] - The company acknowledges that contract performance may be affected by macroeconomic conditions, policy adjustments, and technological iterations, with revenue recognition based on actual delivery orders [3]

成都华微电子科技股份有限公司 2025 年第一次临时股东会会议资料 证券简称：成都华微 证券代码：688709 成都华微电子科技股份有限公司 2025 年第一次临时股东会 会 议 资 料 二〇二五年九月 1 成都华微电子科技股份有限公司 2025 年第一次临时股东会会议资料 目 录 | 2025 | 年第一次临时股东会会议须知 3 | | | --- | --- | --- | | 2025 | 年第一次临时股东会会议议程 6 | | | 2025 | 年第一次临时股东会会议议案 8 | | | | 议案一：关于取消监事会并修订公司章程的议案 | 8 | | | 议案二：关于修订部分公司治理制度的议案 | 9 | | | 议案三：关于补选非独立董事的议案 | 10 | 2 3 成都华微电子科技股份有限公司 2025 年第一次临时股东会会议资料 成都华微电子科技股份有限公司 2025 年第一次临时股东会会议须知 为了维护全体股东的合法权益，保障股东在成都华微电子科技股份有限公司 （以下简称公司或成都华微）依法行使股东权利，确保本次股东会的正常秩序和 议事效率，根据《中华人民共和国公司法》《中华人民共和国证券法》 ...

本次协议的签订为公司高速高精度A/D转换器等产品的销售提供了有力保障，标志着公司相关产品及整 体研发能力不断获得客户认可，有利于提升公司的持续盈利能力和核心竞争力。该合同金额占2024年度 公司模拟芯片销售总额32,903.39万元的比重为31.91%，占公司2024年度经审计营业收入的比例为 17.39%。本次交易不构成关联交易，对公司业务独立性无影响，将为公司可持续发展提供重要战略机 遇，若合同顺利履行，将对公司未来业绩产生积极影响。 风险提示 公司提醒，在合同执行过程中，存在外部宏观环境变化、国家相关政策调整等因素导致合同无法如期或 全面履行的风险。同时，若公司未能按时、按要求完成产品交付，可能承担违约责任。公司将积极做好 应对措施，保障合同正常履行，也提醒广大投资者注意投资风险。 近日，成都华微电子科技股份有限公司（证券代码：688709）发布了关于自愿披露签订日常经营重大合 同的补充公告（公告编号：2025 - 032）。2025年9月5日，公司与客户X签署了《采购框架协议》，合 同总金额达1.05亿元（含税）。 客户X为一家依据中国法律注册成立并有效存续的国有企业，拥有良好的信用及履约能力。由于本 ...

证券代码：688709 证券简称：成都华微 公告编号：2025-032 成都华微电子科技股份有限公司 关于自愿披露签订日常经营重大合同的补充 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。 重要内容提示： 二、合同主要内容补充 1.主要采购产品 经公司与客户 X 初步沟通，其合同中涉及的主要产品包括公司产品 HWD9213、HWD08B64 等高速高精度 A/D 转换器，上述产品的终端应用为集成 电路测试设备、仪器仪表等方向。 其中公司产品 HWD9213 为 12 位 8G 高速高精度 AD 转换器是国内首家基于 自主 28nm 工艺设计的，采用独立封装的 12 位 8G 高速高精度 AD 转换器产品。 该芯片是一款基于境内 28nm 工艺的高速高精度 AD 转换器，采样率最高可达 8GSPS，输入带宽达 5.2GHz 且支持直流输入，功耗小于 3W，具备多片同步功 能，集成了 16 对可配置的 JESD204B 高速串行接口。该芯片已于 2022 年 9 月研 制成功，2023 年 1 月正式发布。 成都华微电子 ...

Core Viewpoint - Chengdu Huami announced the signing of a procurement framework agreement with client X, with a total contract value of 105 million yuan (including tax) [1] Group 1: Contract Details - The agreement allows client X to adjust procurement plans based on market demand, with specific quantities and amounts to be determined by signed purchase orders [1] - The products involved include high-speed, high-precision A/D converters, with end applications in integrated circuit testing equipment and instruments [1] Group 2: Business Impact - The transaction does not constitute a related party transaction and will not affect the company's business independence [1] - If the contract is successfully executed in the future, it is expected to have a positive impact on the company's future performance [1]