Financial Performance - The company reported a significant increase in revenue, achieving a total of 1.2 billion RMB, representing a 25% year-over-year growth[22]. - The company's operating revenue for 2024 reached ¥526,245,411.78, representing a year-on-year increase of 37.98% compared to ¥381,403,264.23 in 2023[23]. - The company achieved a revenue of 526.25 million yuan in 2024, representing a year-on-year growth of 37.98%[33]. - The net profit attributable to shareholders was -¥47,068,216.59, a significant decrease of 405.76% from ¥15,393,764.01 in the previous year[23]. - Basic earnings per share for 2024 were -¥0.19, down 416.67% from ¥0.06 in 2023[25]. - The company reported a cash flow from operating activities of -¥76,160,005.20, compared to -¥2,348,387.71 in 2023[23]. - The gross margin improved to 40%, up from 35% in the previous year, indicating better cost management[22]. - The company’s net profit was negative, leading to a 30.97% decrease in retained earnings to ¥191,318,831.87[138]. - The company achieved a total revenue of 526.25 million yuan in 2024, representing a year-on-year growth of 37.98%[118]. - Operating costs increased to 297.35 million yuan, up 48.31% compared to the previous year, resulting in a gross margin of 43.50%, down 3.93 percentage points from 2023[118]. Research and Development - Research and development expenses accounted for 39.78% of operating revenue, an increase of 1.38 percentage points from 38.4% in 2023[25]. - The company achieved a total R&D investment of ¥209,336,973.32, representing a 42.93% increase compared to the previous year[92]. - R&D investment accounted for 39.78% of total revenue, an increase of 1.38 percentage points from the previous year[92]. - The number of R&D personnel reached 229, making up 64.33% of the total workforce, an increase of 21.81% year-on-year[93]. - The company has developed over 1,800 models of analog chips, continuously expanding its product offerings[37]. - The company has received 245 intellectual property project authorizations, including 112 invention patents[38]. - The company is actively developing new products for the humanoid robot market and has begun entering the supply chains of leading customers[93]. - The company has implemented a talent development strategy aimed at enhancing core competencies and fostering innovation among employees[45]. Market Expansion and Strategy - The company is expanding its market presence in Southeast Asia, targeting a 10% market share by the end of the fiscal year[22]. - A strategic acquisition of a smaller tech firm was announced, expected to enhance the company's R&D capabilities and add 50 million RMB in annual revenue[22]. - The company plans to continue expanding its market presence and enhancing product sales efforts, which contributed to the significant revenue growth[25]. - The company is committed to enhancing product competitiveness through increased R&D investment and talent acquisition[134]. - The company is focusing on optimizing its investment structure to strengthen its position in the integrated circuit industry and enhance its competitive edge[147]. Corporate Governance - The company has established a governance structure that includes a board of directors, supervisory board, and senior management to ensure clear responsibilities and effective decision-making[162]. - The company has not encountered any significant legal violations or governance issues that would affect minority shareholders[163]. - The company has not faced any major competition issues from its controlling shareholders or related parties[163]. - The company has approved the 2023 annual financial settlement report and the profit distribution plan during the annual general meeting[165]. - The company has authorized the board of directors to handle matters related to the share repurchase[163]. Shareholder Returns - The company plans to distribute a cash dividend of RMB 2.20 per 10 shares, totaling an estimated distribution of no more than RMB 51,487,700 (including tax) based on a total share capital of 234,035,000 shares after deducting repurchased shares[5]. - The total amount for cash dividends and share repurchases is RMB 277,133,585.50, with RMB 225,645,885.50 allocated for share repurchases[6]. - The company has not proposed a new cash profit distribution plan during the reporting period, despite having positive distributable profits[197]. - The total cash dividends paid over the last three fiscal years (including tax) is 153,392,441.55[200]. - The cumulative cash dividends and share repurchases over the last three fiscal years total 238,746,402.87[200]. Product Development and Innovation - The company has developed a range of advanced products, including high-performance analog switches and ultra-low power operational amplifiers, enhancing its market position[68]. - The company is focusing on high-voltage, low-voltage startup boost converters to meet diverse application needs in consumer electronics[98]. - The company has developed multiple leading core technologies in the field of simulation chip research, including ultra-low parasitic capacitance and high-speed switch products supporting USB3.1 with bandwidths up to 11GHz[81]. - The company has introduced a low-power detection circuit for USB Type-A interfaces, improving signal transmission performance[41]. - The company is committed to developing high-performance, stable, and reliable analog chips to strengthen its market position in the domestic consumer electronics sector[157]. Financial Position - Total assets decreased by 7.76% to ¥2,895,442,082.5 in 2024 from ¥3,138,956,843.8 in 2023[24]. - The company experienced a decline in net assets attributable to shareholders, which fell by 9.76% to ¥2,749,251,587.1 in 2024 from ¥3,046,550,261.7 in 2023[24]. - The weighted average return on equity was -1.64%, a decrease of 2.14 percentage points from 0.5% in 2023[25]. - The company reported a net cash flow from operating activities of -¥76,160,005.20, a significant decline compared to -¥2,348,387.71 in the previous period[136]. - The company’s overseas assets amounted to ¥68,767,762.42, representing 2.38% of total assets[139]. Risks and Challenges - The semiconductor industry’s cyclical nature poses risks to the company's performance, influenced by macroeconomic conditions and industry demand[113]. - The company has described potential risks in its report, which investors should be aware of[3]. - The demand for high-speed signal transmission is increasing due to the proliferation of 5G, AI, and IoT technologies, with USB 3.1 data signals requiring Re-Drivers or Re-Timers to maintain signal integrity over long distances[74].

Financial Performance - The company's revenue for Q1 2025 was ¥152,782,035.42, representing a 19.06% increase compared to ¥128,320,222.29 in the same period last year[3] - Net profit attributable to shareholders decreased by 22.82% to ¥12,395,342.22 from ¥16,059,708.44 year-on-year[3] - The net profit after deducting non-recurring gains and losses increased by 135.48% to ¥3,792,952.73 from ¥1,610,734.65 in the previous year[3] - Basic and diluted earnings per share decreased by 20.31% to ¥0.0518 from ¥0.0650 year-on-year[5] - Total operating revenue for Q1 2025 reached ¥152,782,035.42, an increase of 18.99% compared to ¥128,320,222.29 in Q1 2024[19] - Net profit for Q1 2025 was ¥12,395,342.22, a decrease of 22.06% from ¥16,059,708.44 in Q1 2024[20] - Earnings per share for Q1 2025 was ¥0.0518, down from ¥0.0650 in Q1 2024, indicating a decline of 20%[21] Cash Flow - The company's cash flow from operating activities was ¥10,819,615.53, a significant improvement from a negative cash flow of ¥22,515,243.03 in the same period last year[3] - Cash inflow from operating activities in Q1 2025 totaled ¥169,270,418.41, compared to ¥113,185,317.05 in Q1 2024, marking an increase of 49.6%[22] - In Q1 2025, the net cash flow from operating activities was $10,819,615.53, a significant improvement compared to a net outflow of $22,515,243.03 in Q1 2024[23] - Cash outflow from operating activities totaled $158,450,802.88 in Q1 2025, up from $135,700,560.08 in Q1 2024[23] Research and Development - Total R&D investment was ¥42,690,804.84, up 19.59% from ¥35,697,344.60 in the previous year, accounting for 27.94% of revenue[5] - Research and development expenses for Q1 2025 were ¥42,690,804.84, up from ¥35,697,344.60 in Q1 2024, representing a growth of 19.9%[19] Assets and Liabilities - Total assets at the end of the reporting period were ¥2,859,457,547.90, a decrease of 1.24% from ¥2,895,442,082.57 at the end of the previous year[5] - Total liabilities as of March 31, 2025, amounted to ¥171,638,317.80, compared to ¥146,190,495.42 as of December 31, 2024, indicating an increase of 17.5%[16] - Non-current liabilities rose to ¥10,006,594.40 as of March 31, 2025, from ¥6,466,823.38 as of December 31, 2024, a growth of 54.5%[16] Shareholder Information - Shareholder equity attributable to the parent company was ¥2,687,819,230.10, down 2.23% from ¥2,749,251,587.15 at the end of the previous year[5] - The total number of common shareholders at the end of the reporting period was 15,517[12] - The largest shareholder, Ju Jianhong, holds 48,351,992 shares, representing 19.54% of the total shares[12] - The company has repurchased a total of 13,465,000 shares, accounting for 5.44% of the total share capital of 247,500,000 shares[13] Inventory and Receivables - Current assets as of March 31, 2025, amount to ¥2,303,854,102.79, a decrease from ¥2,340,888,071.55 as of December 31, 2024[15] - Accounts receivable rose to ¥59,807,287.09 from ¥55,851,429.34[14] - Inventory increased to ¥155,308,102.42 from ¥149,525,731.14[15] Other Financial Metrics - The gross profit margin improved to 47.45%, an increase of 1.76 percentage points compared to the same period last year[6] - Total operating costs for Q1 2025 were ¥147,210,234.98, up from ¥128,185,351.28 in Q1 2024, reflecting a growth of 14.84%[19] - Contract liabilities increased to ¥4,674,680.00 as of March 31, 2025, from ¥3,929,520.47 as of December 31, 2024, reflecting a rise of 18.93%[16] - The company's retained earnings increased to ¥203,714,174.09 as of March 31, 2025, from ¥191,318,831.87 as of December 31, 2024, showing a growth of 6.9%[17] Shareholder Trading Activity - The company has no significant changes in the participation of major shareholders in margin trading or securities lending[14] Cash and Investments - Cash and cash equivalents increased to ¥352,671,973.97 from ¥323,958,951.26[14] - The total cash and cash equivalents at the end of Q1 2025 amounted to $352,670,373.97, an increase from $232,785,870.29 at the end of Q1 2024[23] - The company paid taxes amounting to $1,326,750.63 in Q1 2025, compared to $1,053,883.90 in Q1 2024[23] - The company reported cash payments for the acquisition of fixed assets of $4,073,482.45 in Q1 2025, down from $10,057,909.66 in Q1 2024[23] - The company experienced a negative impact of $221,470.08 from exchange rate fluctuations in Q1 2025[23] Accounting Standards - The company did not adopt new accounting standards starting in 2025[24]

证券代码：688381 证券简称：帝奥微 公告编号：2025-014 江苏帝奥微电子股份有限公司 关于使用暂时闲置募集资金进行现金管理的公告 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、准确性和完整性承担法律责任。 江苏帝奥微电子股份有限公司（以下简称"帝奥微"或"公司"）2025 年 4 月 25 日召开第二届董事会第十三次会议、第二届监事会第十次会议审议通过了 《关于使用暂时闲置募集资金进行现金管理的议案》，同意公司自董事会审议通 过之日起至下一次年度董事会召开日，在不影响募集资金投资项目（以下简称"募 投项目"）进展及募集资金使用计划的情况下使用最高不超过人民币 155,000 万元的暂时闲置募集资金购买安全性高、流动性好的投资产品（包括但不限于协 定性存款、结构性存款、定期存款、大额存单、通知存款等），上述资金额度在 有效期内可循环滚动使用。董事会授权公司管理层在有效期及资金额度内行使该 事项决策权并签署相关合同文件，授权自董事会审议通过之日起至下一次年度董 事会召开日期间有效。 一、募集资金情况 于 2022 年 8 月 17 日全部到位，并 ...

二、监事会意见 经审议，监事会认为：公司购买董监高责任险有利于完善风险控制体系，保 障公司及董事、监事、高级管理人员的权益，促进相关责任人员充分行使监督权 利、履行有关职责。本次购买董监高责任险事项履行的审议程序合法、合规，不 存在损害公司及全体股东利益的情形。 证券代码：688381 证券简称：帝奥微 公告编号：2025-019 江苏帝奥微电子股份有限公司 关于为公司及公司董事、监事、高级管理人员购买责 任险的公告 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 4 月 25 日召 开第二届董事会第十三次会议、第二届监事会第十次会议，分别审议了《关于为 公司及公司董事、监事、高级管理人员购买责任险的议案》，因该事项与公司全 体董事、监事及高级管理人员存在利害关系，因此全体董事、监事在审议该事项 时回避表决，将该议案直接提交公司股东会审议。为进一步完善风险管理体系， 降低公司运营风险，促进公司董事、监事及高级管理人员充分履职，保障广大投 资者的利益，根据《上市 ...

江苏帝奥微电子股份有限公司 关于 2024 年度会计师事务所的履职情况评估报告 根据财政部、国资委及证监会颁布的《国有企业、上市公司选聘会计师事务所 管理办法》以及证券交易所制定的《上海证券交易所科创板上市公司自律监管指引 第 1 号——规范运作》和《江苏帝奥微电子股份有限公司章程》等规定和要求， 公司对立信会计师事务所（特殊普通合伙）（以下简称"立信"）2024 年度审计 工作进行了评估，经评估，公司认为，立信会计师事务所在资质等方面合规有效， 履职能够保持独立性，勤勉尽责，公允表达意见。具体情况如下： 一、会计师事务所基本情况 （一）机构信息 1、基本信息 立信会计师事务所（特殊普通合伙）（以下简称"立信"）由我国会计泰斗潘 序伦博士于 1927 年在上海创建，1986 年复办，2010 年成为全国首家完成改制的特 殊普通合伙制会计师事务所，注册地址为上海市，首席合伙人为朱建弟先生。立信 是国际会计网络 BDO 的成员所，长期从事证券服务业务，新证券法实施前具有证券、 期货业务许可证，具有 H 股审计资格，并已向美国公众公司会计监督委员会 （PCAOB）注册登记。 截至 2024 年末，立信拥有合伙人 2 ...

江苏帝奥微电子股份有限公司 地 址：上海市闵行区号景路206弄万象企业中心TC东栋 联系电话：021-67285079 网 址：www.dioo.com 电子邮箱：stock@dioo.com 2024年度 环境、社会和治理（ESG）报告 ENVIRONMENTAL,SOCIAL AND GOVERNANCE(ESG)REPORT 股票代码：688381 目 录 Contents | 关于本报告 | 01 | | --- | --- | | ABOUT THIS REPORT | | | 董事长致辞 | 03 | | CHAIRMAN'S SPEECH | | | 走进帝奥微 | | | ABOUT DIOO | | | 公司简介 | 05 | | 企业文化 | 06 | | 战略定位 | 07 | | 产业布局 | 08 | | 发展历程 | 09 | | 聚焦2024 | 10 | | 可持续发展 | | --- | | SUSTAINABILITY | | 可持续发展治理 | | 利益相关方沟通 | | 重要性议题管理 | | -------------------------- | | --- | 规 ...

证券代码：688381 证券简称：帝奥微 公告编号：2025-017 江苏帝奥微电子股份有限公司 关于公司 2024 年度计提资产减值准备的公告 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。 根据《上海证券交易所科创板股票上市规则》相关规定，为了真实、准确反 映江苏帝奥微电子股份有限公司（以下简称"公司"）2024 年度的财务状况及 经营成果，基于谨慎性原则，公司 2024 年度相关资产计提减值准备的相关情况 公告如下： 一、2024 年计提资产减值准备情况概述 根据《企业会计准则》及相关会计政策的规定，为客观、公允地反映公司截 至 2024 年 12 月 31 日的财务状况和 2024 年度的经营成果，本着谨慎性原则，公 司对截至 2024 年 12 月 31 日合并报表范围内可能发生资产及信用减值损失的有 关资产计提减值准备。 2024 年度，公司确认的资产减值损失和信用减值损失共计 11,168,727.94 元。具体情况如下表所示： 单位：元 | | 项目 | 2024 年年度计提金额 | | --- | --- ...

江苏帝奥微电子股份有限公司 2025 年度"提质增效重回报"行动方案 为贯彻落实关于开展科创板上市公司"提质增效重回报"专项行动的倡议，及 倡议中提出的落实以投资者为本的理念，推动江苏帝奥微电子股份有限公司（以下 简称"公司"）持续优化经营、规范治理和积极回报投资者，大力提高公司质量， 提振资本市场信心和经济高质量发展的精神要求；为了切实履行社会责任，提高公 司市场竞争力，增强投资者回报，实现公司发展的良性循环。基于对公司未来可持 续发展的信心、对公司长期价值的认可，特此制定公司 2025 年度"提质增效重回 报"行动方案。具体如下： 一、以市场为导向、以创新为驱动，实现高质量发展 公司的总体发展战略是：以市场为导向、以创新为驱动，以提高公司经济效益 和为社会创造价值为基本原则，对公司未来发展进行审慎严谨布局，坚持自主研发， 升级现有芯片的同时研发新一代高性能模拟集成电路技术，推出在性能、功耗、可 靠性等方面具有国内或国际领先水平，在价格、品质、技术支持等方面具备较强市 场竞争力及良好产业化前景的新一代模拟集成电路芯片，努力成为国内乃至国际模 拟芯片行业的一流品牌。 公司坚持"全产品业务线"协调发展的经营战略 ...

根据公司实际经营情况，公司注册地址拟由"南通市崇州大道 60 号南通创 新区紫琅科技城 8 号楼 6 层"变更为"江苏省南通市崇州大道 60 号南通创新区 紫琅科技城 1 号楼 12 层"，并对现有《公司章程》中的相应条款进行修订。具 体以市场监督管理部门变更登记为准。 除上述修订内容外，其他条款内容不变。 修订后的《公司章程》同日在上海证券交易所网站（www.sse.com.cn）披露。 修订前 修订后 第五条 公司住所：南通市崇州大道 60 号南通创新区紫琅科技城 8 号楼 6 层。 第五条 公司住所：江苏省南通市崇州大 道60号南通创新区紫琅科技城1号楼12 层 二、《公司章程》的修订情况 证券代码：688381 证券简称：帝奥微 公告编号：2025-018 江苏帝奥微电子股份有限公司 关于变更公司注册地址及修订《公司章程》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 4 月 25 日召 开了第二届董事会第十三次会议，审议通过了《关于变更公司注 ...

证券代码：688381 证券简称：帝奥微 公告编号：2025-021 江苏帝奥微电子股份有限公司 募集资金 2024 年度存放与实际使用情况的 专项报告 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。 一、 募集资金基本情况 （一）实际募集资金金额、资金到账时间 经中国证券监督管理委员会证监许可〔2022〕1249 号文《关于同意江苏帝奥 微电子股份有限公司首次公开发行股票注册的批复》同意注册，公司首次公开发 行人民币普通股 6,305 万股，每股发行价人民币 41.68 元，募集资金总额人民币 2,627,924,000.00 元，扣除发行费用（不含增值税）人民币 212,322,036.03 元， 实际募集资金净额为人民币 2,415,601,963.97 元。上述募集资金已于 2022 年 8 月 17 日全部到位，并由立信会计师事务所（特殊普通合伙）对本次发行募集资 金的到账情况进行了审验，并出具了（信会师报字[2022]第 ZH10247 号）《验资 报告》。 （二）募集资金使用及结余情况 2024 年度，公司募集资 ...