Summary of Key Points Core Viewpoint - DiAo Microelectronics (688381.SH) has announced a share buyback program, indicating a commitment to returning value to shareholders and confidence in its financial health [1] Group 1: Share Buyback Details - As of July 31, 2025, the company has repurchased a total of 5.8994 million shares, which represents 2.38% of its total share capital [1] - The highest price paid for the repurchased shares was 26.22 CNY per share, while the lowest price was 16.96 CNY per share [1] - The total amount spent on the share buyback is 118 million CNY, excluding transaction fees such as stamp duty and commissions [1]

Group 1 - The company held its second extraordinary general meeting of shareholders on July 29, 2025, in Shanghai, and all resolutions were passed without any objections [2][5][6] - The meeting was convened by the board of directors and chaired by the chairman, Mr. Ju Jianhong, utilizing a combination of on-site and online voting methods, ensuring compliance with the Company Law and the company's articles of association [3][6] - A total of 5 directors and 3 supervisors attended the meeting, along with the board secretary and other senior management personnel, confirming the presence of key stakeholders [4][6] Group 2 - The main agenda item was the election of an independent director for the second board of directors, which was approved by more than half of the voting rights held by attending shareholders or their proxies [5][6] - The meeting's legal compliance was verified by Beijing Zhonglun (Shanghai) Law Firm, confirming that all procedures and voting results were valid and in accordance with legal regulations [6]

证券日报网讯 7月29日晚间，帝奥微发布公告称，公司2025年第二次临时股东会审议通过了《关于补选 公司第二届董事会独立董事的议案》。 （文章来源：证券日报） ...

北京市中伦（上海）律师事务所 北京市中伦（上海）律师事务所 关于江苏帝奥微电子股份有限公司 关于江苏帝奥微电子股份有限公司 2025 年第二次临时股东会的 法律意见书 二〇二五年七月 法律意见书 2025 年第二次临时股东会的 法律意见书 致：江苏帝奥微电子股份有限公司（以下简称"公司"） 北京市中伦（上海）律师事务所（以下简称"本所"）接受公司的委托，指派 律师出席并见证公司2025年第二次临时股东会（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《江苏帝奥微电子股份有限公司章程》（以下简称"《公司章程》"） 的规定，就本次会议的召集、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。 对本法律意见书的出具，本所 ...

证券代码：688381 证券简称：帝奥微 公告编号：2025-039 江苏帝奥微电子股份有限公司 2025年第二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 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 7 月 29 日 （二） 股东会召开的地点：上海市闵行区号景路 206 弄万象企业中心 TC 东栋 （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 | 92 | | --- | --- | | 普通股股东人数 | 92 | | 2、出席会议的股东所持有的表决权数量 | 75,466,185 | | 普通股股东所持有表决权数量 | 75,466,185 | | 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 | 32.4118 | | 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（%） | 32.4118 | 注:截至本次股东会股权登记日，公司回购专用证券账户中股份数为 14,664, ...

Core Viewpoint - The company achieved a revenue of 526 million yuan in 2024, marking a year-on-year growth of 37.98% and continued to increase R&D investment, which reached 209 million yuan, a 42.93% increase year-on-year, accounting for 39.78% of total revenue [1] Revenue Performance - In Q1 2025, the company reported a revenue of 153 million yuan, reflecting a year-on-year growth of 19.06% [1] R&D Investment - The company significantly increased its R&D investment, which amounted to 209 million yuan in 2024, representing a 42.93% increase compared to the previous year [1] Product Launches - The company has launched several products that fill domestic market gaps, including: - DIA74124: The first automotive-grade multi-channel switch detection interface product in China - DIA2240 series: Current monitoring operational amplifiers with a common-mode voltage range of -4 to 110V - DIA57100: The first single-chip 15A H-bridge DC motor driver for automotive body control in China - DIA58104/58108: Automotive-grade pre-driver solutions with 4/8 channels - DIA82664: The first automotive-grade 16-channel matrix control manager with ASIL B functional safety level, integrated with an oscillator and EEPROM [1] Sensor Technology - In the automotive sensor field, the company introduced: - DIA9701: An integrated diagnostic and protection solution using high-voltage BCD technology for wheel speed detection - DIA9101: A series of chopper-stabilized Hall effect sensor chips for magnetic sensing - DIA9301: A series of chopper-stabilized Hall effect current sensor chips for reliable current detection in various applications under harsh conditions [1] New Solutions for High-Speed Optical Modules - The company launched the first high-precision large current load limiting switch DIO76087 for high-speed optical modules and ultra-small size power modules DPM6101 and DPM6103, which are currently being validated by key customers [1]

Core Points - Jiangsu Diao Microelectronics Co., Ltd. is holding a shareholders' meeting to ensure the rights of all shareholders and maintain order during the meeting [1][2] - The meeting will include the resignation of independent director Fang Zhigang and the nomination of Zhao Yichao as a candidate for the independent director position [4][5] Group 1: Meeting Procedures - Attendees must arrive 30 minutes before the meeting to complete registration and present necessary identification documents [1][2] - Shareholders have the right to speak, inquire, and vote, but must register in advance to speak [2][3] - Voting will be conducted through on-site and online methods, and any unfilled or incorrectly filled ballots will be considered as abstentions [2][3] Group 2: Meeting Agenda - The meeting will start with the announcement of attendance and proceed to the review of the agenda items [6] - The resignation of independent director Fang Zhigang will take effect after the election of a new independent director [4] - Zhao Yichao is nominated as the new independent director and will also serve on various committees upon approval [4][5]

证券代码：688381 证券简称：帝奥微 江苏帝奥微电子股份有限公司 2025 年第二次临时股东会会议资料 2025 年 7 月·上海 1 | | | | 2025 | 年第二次临时股东会会议须知 3 | | --- | --- | | 2025 | 年第二次临时股东会会议议程 5 | | 2025 | 年第二次临时股东会会议议案 6 | | | 议案一、关于补选公司第二届董事会独立董事的议案 6 | 江苏帝奥微电子股份有限公司 2025 年第二次临时股东会会议须知 为维护全体股东的合法权益，确保本次股东会的正常秩序和议事效率，保证 大会的顺利召开，根据《公司法》、《上市公司股东会规则》、《公司章程》和公司 《股东会议事规则》等规定，特制定会议须知如下： 一、为确认出席大会的股东或其代理人或其他出席者的出席资格，会议工作 人员将对出席会议者的身份进行必要的核对工作，请被核对者给予配合。 二、请出席大会的股东或其代理人或其他出席者在会议召开前 30 分钟到达 会场办理签到手续，并请按规定出示证券账户卡、身份证、法定代表人/执行事 务合伙人委派代表身份证明书、营业执照复印件（加盖公章）、授权委托书等证 明文件，经 ...

Group 1 - The core focus of the article is the analysis of the top 20 most searched chips in the first half of 2025, highlighting the dominance of MCU and power ICs, which account for over 50% of the list [2][4] - The top three chips are TL431, GM358, and UC3842, which are recognized for their strong versatility and mature technology, establishing industry standards [7][8] - The article notes that 10 out of the 20 chips on the list have previously appeared in past rankings, indicating their stable performance and strong market validation [4][5] Group 2 - New entrants to the list include four MCU chips, showcasing the ongoing innovation and competition in the MCU segment [5][12] - The article emphasizes the strong market presence of international leaders in the MCU sector, particularly TI's C2000 series, which has maintained a dominant position in real-time control applications [14][18] - Domestic manufacturers are increasingly emerging in the MCU market, with products that directly compete with established models, indicating a shift in market dynamics [19][20] Group 3 - The power management chip market is characterized by a competitive landscape dominated by international giants like TI and ADI, which hold over 80% of the global market share [16] - The article highlights the price competition in the analog chip market, where domestic manufacturers are offering similar products at significantly lower prices, thus challenging established brands [17][20] - The demand for power semiconductor chips is expected to rise, particularly in the context of increasing penetration of electric vehicles and the expansion of charging infrastructure [20]

江苏帝奥微电子股份有限公司 独立董事提名人声明与承诺 提名人江苏帝奥微电子股份有限公司董事会，现提名赵怡超 为江苏帝奥微电子股份有限公司第二届董事会独立董事候选人， 并已充分了解被提名人职业、学历、职称、详细的工作经历、全 部兼职、有无重大失信等不良记录等情况。被提名人已同意出任 江苏帝奥微电子股份有限公司第二届董事会独立董事候选人（参 见该独立董事候选人声明）。 提名人认为，被提名人具备独立董事任职资格，与江苏帝奥 微电子股份有限公司之间不存在任何影响其独立性的关系，具体 声明如下： （六）中共中央纪委、教育部、监察部《关于加强高等学校 反腐倡廉建设的意见》的相关规定； 一、被提名人具备上市公司运作的基本知识，熟悉相关法律、 行政法规、规章及其他规范性文件，具有 5 年以上法律、经济、 会计、财务、管理或者其他履行独立董事职责所必需的工作经验。 二、被提名人任职资格符合下列法律、行政法规和部门规章 以及公司规章的要求： （一）《中华人民共和国公司法》关于董事任职资格的规定； （二）《中华人民共和国公务员法》关于公务员兼任职务的 规定（如适用）； （三）中国证监会《上市公司独立董事管理办法》、上海证 1 券交 ...