Group 1 - The company DiAo Micro (SH 688381) announced a share buyback of 7.6 million shares, representing 3.07% of its total share capital of approximately 248 million shares, with a total expenditure of around 160 million RMB [1] - The highest and lowest prices for the repurchased shares were 29.34 RMB and 16.96 RMB per share, respectively [1] - For the year 2024, the company's revenue composition is entirely from integrated circuits, accounting for 100% [1] Group 2 - The current market capitalization of DiAo Micro is 5.5 billion RMB [2]

| 回购方案首次披露日 | 2024/12/4 | | --- | --- | | 回购方案实施期限 | 待董事会审议通过后 个月 12 | | 预计回购金额 | 10,000万元~20,000万元 | | 回购用途 | □减少注册资本 √用于员工持股计划或股权激励 | | | □用于转换公司可转债 □为维护公司价值及股东权益 | | 累计已回购股数 | 760.00万股 | | 累计已回购股数占总股本比例 | 3.07% | | 累计已回购金额 | 16,001.89万元 | | 实际回购价格区间 | 16.96元/股~29.34元/股 | 证券代码：688381 证券简称：帝奥微 公告编号：2025-065 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比例达到总股 本 3%暨回购进展公告 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、准确性和完整性承担法律责任。 重要内容提示： 截至 2025 年 11 月 21 日，公司通过集中竞价交易方式已累计回购股份 7,600,000 股，占公司总股本 247,500,000 股的比例为 3 ...

Group 1 - The company Jiangsu Diao Microelectronics Co., Ltd. plans to acquire 100% equity of Rongpai Semiconductor (Shanghai) Co., Ltd. through a combination of issuing shares and cash payment, while also raising supporting funds [1] - The transaction is not expected to constitute a major asset restructuring as defined by the relevant regulations, nor will it lead to a change in the actual controller of the company [1] - The company's stock was suspended from trading on September 29, 2025, and the suspension is expected to last no more than 10 trading days [2] Group 2 - On October 20, 2025, the company held its 18th meeting of the second board of directors, where the relevant proposals for the transaction were approved [2] - The company is actively communicating with all parties involved in the transaction and is progressing with the necessary audits and evaluations [3] - The company will fulfill its information disclosure obligations in accordance with relevant laws and regulations as the transaction progresses [3]

Core Points - The company Diao Microelectronics (688381) reported a closing price of 23.26 yuan on November 20, 2025, down 1.86% from the previous trading day, with a total market capitalization of 5.757 billion yuan [1] - The company announced plans to acquire 100% equity of Rongpai Semiconductor (Shanghai) Co., Ltd. through a combination of issuing shares and cash payment, along with raising supporting funds [1] - This transaction is not expected to constitute a major asset reorganization, related party transaction, or restructuring listing, and will not lead to a change in the actual controller of the company [1] - The company's stock was suspended from trading from September 29, 2025, and resumed on October 21, 2025, with ongoing audit and evaluation work [1] - The transaction is subject to approval uncertainties, and the company will disclose progress in a timely manner [1] Summary by Category Stock Performance - Closing price on November 20, 2025: 23.26 yuan, down 1.86% [1] - Opening price: 23.76 yuan, highest: 23.95 yuan, lowest: 23.25 yuan, trading volume: 52.7095 million yuan, turnover rate: 1.17% [1] Acquisition Details - Planned acquisition of 100% equity of Rongpai Semiconductor (Shanghai) Co., Ltd. [1] - Method of acquisition: issuance of shares and cash payment, along with raising supporting funds [1] - Expected not to constitute major asset reorganization or related party transaction [1] Regulatory Process - Stock suspension from September 29, 2025, to October 21, 2025 [1] - Ongoing audit and evaluation work as of the announcement date [1] - Future steps include board and shareholder meeting reviews, Shanghai Stock Exchange review, and China Securities Regulatory Commission registration [1] - Company will provide updates on the approval process [1]

Core Viewpoint - The company announced plans to acquire 100% equity of Rongpai Semiconductor (Shanghai) Co., Ltd. through a combination of share issuance and cash payment, while also raising supporting funds for the transaction [2] Group 1: Transaction Details - The transaction is expected not to constitute a major asset restructuring as defined by the "Measures for the Administration of Major Asset Restructuring of Listed Companies" [2] - The transaction does not involve related party transactions and will not lead to a change in the actual controller of the company [2] - The company is actively communicating with all parties involved in the transaction and is progressing with related work such as auditing and evaluation [2] Group 2: Compliance and Disclosure - The company will adhere to relevant laws, regulations, and normative documents regarding information disclosure as the transaction progresses [2]

证券代码：688381 证券简称：帝奥微 公告编号：2025-064 江苏帝奥微电子股份有限公司 关于筹划发行股份及支付现金购买资产 并募集配套资金事项的进展公告 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。 一、本次交易基本情况 江苏帝奥微电子股份有限公司（以下简称"帝奥微"或"公司"）拟以发行 股份及支付现金的方式购买荣湃半导体（上海）有限公司（以下简称"荣湃半导 体"或"标的公司"）100%的股权同时募集配套资金（以下简称"本次交易"）。 本次交易预计不构成《上市公司重大资产重组管理办法》规定的重大资产重组， 不构成关联交易，且不构成重组上市。本次交易不会导致公司实际控制人发生变 更。 1 集配套资金预案的一般风险提示暨公司股票复牌的公告》（公告编号：2025-057）。 公司股票（证券简称：帝奥微，证券代码：688381）于 2025 年 10 月 21 日（星 期二）开市起复牌。 三、本次交易的工作安排 截至本公告披露日，公司正与交易各方积极沟通交易方案，有序推进本次交 易相关工作。本次交易相关的审计、评估等工 ...

Core Viewpoint - The company plans to issue shares and pay cash to acquire 100% equity of Rongpai Semiconductor and raise matching funds, which is not expected to constitute a major asset restructuring, related party transaction, or restructuring listing, with no change in actual control [1] Group 1 - The company's stock will be suspended from trading starting September 29, 2025, for a cumulative period not exceeding 10 trading days [1] - The board of directors approved the relevant proposals on October 20, 2025, and the stock will resume trading on October 21, 2025 [1] - Currently, the transaction's auditing and evaluation work is progressing in an orderly manner, and the transaction is subject to multiple conditions that must be met before implementation [1]

Core Points - Jiangsu Diao Microelectronics Co., Ltd. announced the cancellation of 14,500 restricted stocks due to one incentive object leaving the company and another voluntarily giving up their rights [5][9][55]. Group 1: Stock Incentive Plan Overview - The company held its second board meeting on November 14, 2025, to discuss the cancellation of unvested restricted stocks and adjustments to the stock incentive plan [1][14]. - The 2024 stock incentive plan involved granting 7.265 million restricted stocks, representing 2.88% of the company's total share capital at the time of the plan's announcement [29][39]. - The adjusted grant price for the restricted stocks is set at 9.36 yuan per share after accounting for a cash dividend distribution [21][52]. Group 2: Cancellation of Restricted Stocks - A total of 10,000 shares were canceled due to one incentive object leaving the company, reducing the number of incentive objects from 168 to 167 [5][55]. - Additionally, 4,500 shares were voluntarily given up by another incentive object, leading to a total cancellation of 14,500 shares [7][9][55]. Group 3: Impact and Compliance - The cancellation of these restricted stocks is not expected to have a significant impact on the company's financial status or operational results [10][23]. - The board's remuneration and assessment committee confirmed that the cancellation complies with relevant laws and regulations, ensuring no harm to the interests of the company and its shareholders [11][24].

证券代码：688381 证券简称：帝奥微 公告编号：2025-063 江苏帝奥微电子股份有限公司 关于作废部分已授予尚未归属的限制性股票的公告 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。 江苏帝奥微电子股份有限公司（以下简称"公司"）于 2025 年 11 月 14 日召 开第二届董事会第二十次会议，审议通过了《关于作废部分已授予尚未归属的限 制性股票的议案》，现对有关事项说明如下： 一、公司 2024 年限制性股票激励计划已履行的决策程序和信息披露情况 1、2024 年 8 月 16 日，公司召开第二届董事会第七次会议，审议通过了《关 于激励对象鞠建宏先生参与股票激励计划累计获授公司股份数量超过公司总股 本的 1%的议案》，审议了《关于<公司 2024 年限制性股票激励计划（草案）>及 其摘要的议案》《关于<公司 2024 年限制性股票激励计划实施考核管理办法>的议 案》《关于提请公司股东大会授权董事会办理 2024 年限制性股票激励计划相关事 宜的议案》，因董事长鞠建宏、董事周健华和董事邓少民作为本次限制性股票激 ...

（一）本次股权激励计划方案及履行的程序 1、本次股权激励计划主要内容 证券代码：688381 证券简称：帝奥微 公告编号：2025-061 江苏帝奥微电子股份有限公司 关于 2024 年限制性股票激励计划部分授予对象 第一个归属期符合归属条件的公告 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： 限制性股票拟归属数量：137.25 万股 归属股票来源：江苏帝奥微电子股份有限公司（以下简称"公司"或 "本公司"）从二级市场回购的公司 A 股普通股股票。 一、本次股权激励计划批准及实施情况 （1）股权激励方式：第二类限制性股票。 （2）授予数量：授予 726.50 万股限制性股票，约占《公司 2024 年限制性 股票激励计划（草案）》（以下简称"本激励计划"）公告时公司股本总额 25,220.00 万股的 2.88%。 （3）授予价格：9.36 元/股（调整后），即满足授予条件和归属条件后， 激励对象可以按照授予价格购买公司股票。 1 （4）激励人数：本激励计划涉及的激励对象总人数为 168 人，包括公司公 告 ...