Group 1: Company Insights - Binglun Environment focuses on advanced system solutions in the energy and power sectors, with products applicable in food refrigeration, data centers, and nuclear power, and has introduced an "Industrial Full-Field Thermal Control Comprehensive Solution" for energy recovery [1] - Yanmai Technology's IMU testing equipment has reached industry-leading technical standards and is currently in the sample testing phase, with a commitment to shareholder returns through cash dividends [2] - Bojie Co. is expanding its capacity by 2-3 times, targeting server and automotive electronics markets, and has begun small-scale supply of IMU detection equipment to clients [3] - DiAo Micro achieved a revenue of 306 million yuan in the first half of 2025, a year-on-year increase of 15.11%, with a gross margin of 45.49% [4] - Yidong Electronics reported a revenue of 1.009 billion yuan in the first half of 2025, a 27.77% year-on-year increase, and has expanded its product offerings into liquid cooling structures for computing chips [5] Group 2: Market Trends and Developments - The demand for advanced cooling solutions in data centers and nuclear power is increasing, with companies like Binglun Environment providing innovative technologies [1] - The semiconductor testing equipment market is evolving, with Yanmai Technology focusing on integrating supply chains and R&D with its headquarters [2] - The automotive electronics sector is seeing growth, with Bojie Co. and Yidong Electronics both securing significant orders and expanding their product lines [3][5] - The AI and smart device markets are being targeted by companies like DiAo Micro, which is developing products for AI phones and PCs [4]

Group 1 - The company, DiAo Micro (688381.SH), has announced a share repurchase program, having repurchased a total of 5.8994 million shares, which accounts for 2.38% of its total share capital [1] - The highest price at which the shares were repurchased was 26.22 CNY per share, while the lowest price was 16.96 CNY per share [1] - The total amount of funds used for the share repurchase reached 118 million CNY, excluding transaction fees such as stamp duty and trading commissions [1]

证券代码：688381 证券简称：帝奥微 公告编号：2025-048 江苏帝奥微电子股份有限公司 关于以集中竞价交易方式回购公司股份的进展公告 二、回购股份的进展情况 根据《上海证券交易所上市公司自律监管指引第 7 号——回购股份》等相关 规定，公司在回购期间，应当在每个月的前 3 个交易日内公告截至上月末的回购 进展情况。现将进展情况公告如下： 截至 2025 年 8 月 31 日，公司通过集中竞价交易方式已累计回购股份 5,899,428 股，占公司总股本 247,500,000 股的比例为 2.38%，回购成交的最高 价为 26.22 元/股，最低价为 16.96 元/股，支付的资金总额为人民币 117,766,034.95 元（不含印花税、交易佣金等交易费用）。 三、其他事项 公司将严格按照《上市公司股份回购规则》《上海证券交易所上市公司自律 监管指引第 7 号——回购股份》等相关规定，在回购期限内根据市场情况择机做 出回购决策并予以实施，同时根据回购股份事项进展情况及时履行信息披露义务， 敬请广大投资者注意投资风险。 特此公告。 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 ...

Group 1 - The company Jiangsu DiAo Microelectronics Co., Ltd. announced a share repurchase plan using a centralized bidding method [1] - The board approved a repurchase proposal on December 2, 2024, intending to use 100 to 200 million yuan of its own funds and special loans for the repurchase [1] - The repurchase price will not exceed 41.68 yuan per share, with a duration of 12 months from the board's approval [1] Group 2 - As of August 31, 2025, the company has repurchased a total of 5.8994 million shares, accounting for 2.38% of the total share capital [1] - The total funds paid for the repurchase amounted to 118 million yuan (excluding transaction fees) [1] - The repurchase price ranged from 16.96 to 26.22 yuan per share [1]

Group 1 - The company is holding a shareholders' meeting to ensure the rights of all shareholders and maintain order during the meeting [1][2] - Shareholders must arrive 30 minutes before the meeting to complete registration and present necessary identification documents [1][2] - Only shareholders, their representatives, and authorized personnel are allowed to enter the meeting venue, ensuring the meeting's seriousness and order [3] Group 2 - The meeting will include a proposal to cancel the supervisory board and amend the company's articles of association, with the supervisory board's functions being transferred to the audit committee of the board [5][6] - The company aims to improve its governance structure and operational standards by revising certain governance systems in accordance with relevant laws and regulations [6][7] - The meeting agenda includes the announcement of attendance, discussion of proposals, and voting procedures [7]

Group 1 - The company, Jiangsu Diao Microelectronics Co., Ltd., will participate in a collective performance briefing for the semiconductor design industry on September 8, 2025, from 15:00 to 17:00 [1][2] - The briefing will be conducted in an online text interaction format, hosted on the Shanghai Stock Exchange Roadshow Center [2][3] - Investors can submit questions for the briefing from September 1 to September 5, 2025, by accessing the "Pre-collection of Questions" section on the Roadshow Center website or via the company's email [1][2] Group 2 - Key participants in the briefing will include the Chairman and General Manager, Mr. Ju Jianhong, the Board Secretary and Deputy General Manager, Ms. Chen Yue, and the Chief Financial Officer, Ms. Cheng Xiaoming [3] - After the briefing, investors can view the session and its main content on the Shanghai Stock Exchange Roadshow Center [3]

Core Viewpoint - Jiangsu Diao Microelectronics Co., Ltd. will participate in the 2025 semi-annual performance briefing for the chip design industry, hosted by the Shanghai Stock Exchange, to enhance investor understanding of its business performance and financial status for the first half of 2025 [1][2]. Group 1: Event Details - The online interaction for the briefing is scheduled for September 8, 2025, from 15:00 to 17:00 [4]. - The meeting will be conducted in an online text interaction format via the Shanghai Stock Exchange Roadshow Center [3][4]. - Investors can submit questions from September 1 to September 5, 2025, through the Roadshow Center or via the company's email [2][4]. Group 2: Participants - Key participants include Chairman and General Manager Mr. Ju Jianhong, Secretary of the Board and Deputy General Manager Ms. Chen Yue, and Chief Financial Officer Ms. Cheng Xiaoming [5]. Group 3: Contact Information - For inquiries, investors can contact Mr. Wang Jianbo at 021-67285079 or via email at stock@dioo.com [6].

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 年第三次临时股东会会议资料 2025 年 9 月·上海 1 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，经验证后方可出席会议。为保证本次大会的严肃性和正常秩序，切实维 护股东的合法权益，务必请出席大会的股东或其代理人或其他出席者准时到达会 场签到确认参会资格，在会议主持人宣布现场出席会议的股东和代理人人数及所 持有的表决权数量之前，会议登记应当终止。在此之后进场的股东或股东代理人 无权参与现场投票表决。 三、出席会议的股东依法享有发言 ...

证券代码：688381 证券简称：帝奥微 公告编号：2025-047 江苏帝奥微电子股份有限公司 关于参加 2025 年半年度科创板芯片设计行业集体业 绩说明会的公告 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。 重要内容提示： 线 上 文 字 互 动 平 台 ： 上 海 证 券 交 易 所 上 证 路 演 中 心 （http://roadshow.sseinfo.com/） 投资者可于 2025 年 9 月 1 日（星期一）至 9 月 5 日（星期五）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 stock@dioo.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。 江苏帝奥微电子股份有限公司（以下简称"公司"）已于 2025 年 8 月 23 日 发布公司 2025 年半年度报告，为便于广大投资者更全面深入地了解公司 2025 年半年度经营成果、财务状况、发展理念，公司参与了由上海证券交易所主办的 2025 年半年度科创板芯片设计行业集体业绩说明会，此次活动将采用网络 ...

Core Viewpoint - DiAo Micro (688381.SH) is currently experiencing a decline in stock price, with a closing price of 27.21 yuan and a drop of 4.29%, indicating it is in a state of underperformance since its IPO [1] Group 1: IPO and Financials - DiAo Micro was listed on the Shanghai Stock Exchange's Sci-Tech Innovation Board on August 23, 2022, with an initial public offering of 63.05 million shares at a price of 41.68 yuan per share [1] - The stock reached a peak price of 55.50 yuan on its first trading day but has since experienced a downward trend [1] - The total amount raised from the IPO was 262.79 million yuan, with a net amount of 241.56 million yuan after deducting issuance costs, exceeding the original fundraising plan by 91.56 million yuan [1] - The company intended to use the raised funds for product upgrades, R&D center construction, and working capital [1] Group 2: Underwriting and Investment - The lead underwriter for DiAo Micro's IPO was CITIC Securities Co., Ltd., with a total underwriting fee of 18.08 million yuan [1] - CITIC Securities' subsidiary, CITIC Investment Co., Ltd., participated in the offering with a co-investment of 3% of the total shares issued, amounting to 189.15 thousand shares and an allocation of 7.88 million yuan [2] - The lock-up period for the shares allocated to CITIC Investment is set for 24 months from the date of listing [2]