[Definitions](index=4&type=section&id=%E7%AC%AC%E4%B8%80%E8%8A%82%20%E9%87%8A%E4%B9%89) [Definitions of Common Terms](index=4&type=section&id=%E5%B8%B8%E7%94%A8%E8%AF%8D%E8%AF%AD%E9%87%8A%E4%B9%89) This chapter provides definitions of common terms used in the report, covering company entities, financial reporting periods, industry organizations, and technical terms related to semiconductors and power management, ensuring clear understanding of the report content - Company, the Company, and Halomicro all refer to Halomicro Electronics Group Co., Ltd[10](index=10&type=chunk) - Reporting period refers to January 1, 2025, to June 30, 2025[10](index=10&type=chunk) - PMIC is the abbreviation for Power Management IC, used to manage power conversion, distribution, and optimization in electronic devices[11](index=11&type=chunk) - Fabless refers to the business model of a fabless integrated circuit company, focusing on chip R&D, design, and sales[12](index=12&type=chunk) [Company Profile and Key Financial Indicators](index=6&type=section&id=%E7%AC%AC%E4%BA%8C%E8%8A%82%20%E5%85%AC%E5%8F%B8%E7%AE%80%E4%BB%8B%E5%92%8C%E4%B8%BB%E8%A6%81%E8%B4%A2%E5%8A%A1%E6%8C%87%E6%A0%87) [I. Company Overview](index=6&type=section&id=%E4%B8%80%E3%80%81%E5%85%AC%E5%8F%B8%E5%9F%BA%E6%9C%AC%E6%83%85%E5%86%B5) This section outlines the basic information of Halomicro Electronics Group Co., Ltd., including its Chinese name, abbreviation, English name, legal representative, registered and office addresses, company website, and email address - The company's Chinese name is Halomicro Electronics Group Co., Ltd., abbreviated as Halomicro[14](index=14&type=chunk) - Legal representative is TAO HAI[15](index=15&type=chunk) - Company website is https://www.halomicro.cn, email is ir@halomicro.com[15](index=15&type=chunk) [II. Contact Person and Information](index=7&type=section&id=%E4%BA%8C%E3%80%81%E8%81%94%E7%B3%BB%E4%BA%BA%E5%92%8C%E8%81%94%E7%B3%BB%E6%96%B9%E5%BC%8F) This section provides contact information for the company's Board Secretary (Domestic Representative for Information Disclosure) Tang Ya and Securities Affairs Representative Zhou Zihui, including contact address, phone, fax, and email - Board Secretary (Domestic Representative for Information Disclosure) is Tang Ya, and Securities Affairs Representative is Zhou Zihui[16](index=16&type=chunk) - Contact phone number is 0757-81280550, email is ir@halomicro.com[16](index=16&type=chunk) [III. Information Disclosure and Location Change Summary](index=7&type=section&id=%E4%B8%89%E3%80%81%E4%BF%A1%E6%81%AF%E6%8A%AB%E9%9C%B2%E5%8F%8A%E5%A4%87%E7%BD%AE%E5%9C%B0%E7%82%B9%E5%8F%98%E6%9B%B4%E6%83%85%E5%86%B5%E7%AE%80%E4%BB%8B) This section specifies the company's designated newspapers and website for information disclosure, as well as the location for semi-annual report availability - Selected information disclosure newspapers include Shanghai Securities News, China Securities Journal, Securities Times, Securities Daily[17](index=17&type=chunk) - Website address for semi-annual report disclosure is www.sse.com.cn[17](index=17&type=chunk) [IV. Company Stock/Depositary Receipt Summary](index=7&type=section&id=%E5%9B%9B%E3%80%81%E5%85%AC%E5%8F%B8%E8%82%A1%E7%A5%A8%2F%E5%AD%98%E6%89%98%E5%87%AD%E8%AF%81%E7%AE%80%E5%86%B5) This section briefly introduces the company's stock information, including stock type, listing exchange and board, stock abbreviation, and code - Company shares are A-shares, listed on the STAR Market of the Shanghai Stock Exchange[18](index=18&type=chunk) - Stock abbreviation is Halomicro, stock code is 688173[18](index=18&type=chunk) [VI. Key Accounting Data and Financial Indicators](index=8&type=section&id=%E5%85%AD%E3%80%81%E5%85%AC%E5%8F%B8%E4%B8%BB%E8%A6%81%E4%BC%9A%E8%AE%A1%E6%95%B0%E6%8D%AE%E5%92%8C%E8%B4%A2%E5%8A%A1%E6%8C%87%E6%A0%87) This section details the company's key accounting data and financial indicators for the current and prior year periods, explaining the reasons for changes and showing significant revenue growth and narrowed losses Key Accounting Data (Jan-Jun 2025 vs. Prior Year Period) | Key Accounting Data | Current Period (Jan-Jun) | Prior Year Period | Change from Prior Year Period (%) | | :--- | :--- | :--- | :--- | | Operating Revenue | 466,449,284.71 | 230,088,443.14 | 102.73 | | Total Profit | -59,644,191.77 | -116,768,017.41 | Not applicable | | Net Profit Attributable to Shareholders of the Listed Company | -44,688,409.12 | -117,539,340.57 | Not applicable | | Net Profit Attributable to Shareholders of the Listed Company After Deducting Non-Recurring Gains and Losses | -46,517,263.83 | -125,555,169.18 | Not applicable | | Net Cash Flow from Operating Activities | -66,572,381.33 | -86,851,887.82 | Not applicable | | **As of End of Reporting Period vs. End of Prior Year** | | | | | Net Assets Attributable to Shareholders of the Listed Company | 1,461,083,188.35 | 1,478,987,485.53 | -1.21 | | Total Assets | 1,805,020,711.90 | 1,810,336,339.19 | -0.29 | Key Financial Indicators (Jan-Jun 2025 vs. Prior Year Period) | Key Financial Indicators | Current Period (Jan-Jun) | Prior Year Period | Change from Prior Year Period (%) | | :--- | :--- | :--- | :--- | | Basic Earnings Per Share (RMB/share) | -0.11 | -0.29 | Not applicable | | Diluted Earnings Per Share (RMB/share) | -0.11 | -0.29 | Not applicable | | Basic Earnings Per Share After Deducting Non-Recurring Gains and Losses (RMB/share) | -0.11 | -0.31 | Not applicable | | Weighted Average Return on Net Assets (%) | -2.86 | -6.71 | Increased by 3.85 percentage points | | Weighted Average Return on Net Assets After Deducting Non-Recurring Gains and Losses (%) | -2.98 | -7.16 | Increased by 4.18 percentage points | | R&D Investment as a Percentage of Operating Revenue (%) | 28.65 | 52.24 | Decreased by 23.59 percentage points | - Operating revenue significantly increased by **102.73% year-on-year**, primarily due to the recovery of the consumer electronics market, increased demand for high-performance power management chips, revenue growth from voice coil motor driver chip product lines, and the contribution of new sensor chip product lines[21](index=21&type=chunk) - The company's loss significantly narrowed, with total profit decreasing by **48.92%** and net profit attributable to the parent company decreasing by **61.98%** compared to the prior year, mainly due to expanded business scale, enriched product matrix, improved gross profit from supply chain integration, and reduced management and selling expenses[21](index=21&type=chunk) - Net cash flow from operating activities increased by **RMB 20.28 million**, primarily due to expanded operating revenue and decreased cash paid to employees[21](index=21&type=chunk) - R&D investment as a percentage of operating revenue decreased by **23.59 percentage points**, mainly due to the increase in operating revenue this year[21](index=21&type=chunk) [VIII. Non-Recurring Gains and Losses Items and Amounts](index=9&type=section&id=%E5%85%AB%E3%80%81%E9%9D%9E%E7%BB%8F%E5%B8%B8%E6%8D%9F%E7%9B%8A%E9%A1%B9%E7%9B%AE%E5%92

证券代码：688173 证券简称：希荻微 公告编号：2025-068 希荻微电子集团股份有限公司 2025 年半年度募集资金存放与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、准确性和完整性依法承担法律责任。 根据《上市公司募集资金监管规则》（以下简称"《募集资金监管规则》"）以 及《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》（以下 简称"《规范运作》"）等相关规定，希荻微电子集团股份有限公司（以下简称"公 司"）就 2025 年半年度募集资金存放与使用情况作如下专项报告： 一、募集资金基本情况 （一）实际募集资金的金额及到账情况 经中国证券监督管理委员会《关于同意广东希荻微电子股份有限公司首次公 开发行股票注册的批复》（证监许可〔2021〕3934 号）同意注册，并经上海证券 交易所同意，公司向社会公众公开发行人民币普通股 4,001 万股，每股面值人民 币 1.00 元，每股发行价为人民币 33.57 元，募集资金总额为人民币 134,313.57 万元，扣除发行费用后的募集资金净额为人民币 122,140. ...

证券代码：688173 证券简称：希荻微 公告编号：2025-069 希荻微电子集团股份有限公司 关于使用部分闲置募集资金暂时补充流动资金 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。 希荻微电子集团股份有限公司（以下简称"公司"）于 2025 年 8 月 29 日召 开第二届董事会第二十五次会议、第二届监事会第二十一次会议，审议通过了《关 于使用部分闲置募集资金暂时补充流动资金的议案》，同意公司使用不超过人民 币 2 亿元闲置募集资金（含超募资金）暂时补充流动资金，仅限于公司的日常经 营、业务拓展等与主营业务相关的生产经营使用，使用期限自 2025 年 9 月 22 日起至 2026 年 9 月 21 日止，在有效期内上述额度可以滚动循环使用。公司监事 会对本事项发表了明确的同意意见，保荐机构民生证券股份有限公司以及中国国 际金融股份有限公司对本事项出具了明确的核查意见。现将相关情况公告如下： 一、募集资金基本情况 根据中国证券监督管理委员会于 2021 年 12 月 14 日出具的《关于同意广东 希荻微电子股 ...

Group 1 - The original actual controller of the company, Dai Zuyu, passed away in May 2025, leading to his son, Tao Hai, inheriting all shares held by Dai Zuyu, resulting in a change in the equity of the information disclosure obligor and its concerted parties [1] - On August 25, 2025, Tao Hai and Tang Ya re-signed the "Concerted Action Agreement," changing the actual controllers to Tao Hai and Tang Ya, which is beneficial for maintaining the stability of the company's actual control and ensuring continuity in development strategy and management policies [3] - Tao Hai, born in 1971, holds multiple degrees including a PhD in Electronic Engineering from Columbia University and has a background in semiconductor design, having previously worked at Fairchild Semiconductor before joining the company in 2012 [3] Group 2 - The company, Xidi Microelectronics, is a leading domestic analog chip manufacturer and recognized as a "little giant" enterprise specializing in innovation, focusing on the research, design, and sales of power management chips and signal chain chips [3]

希荻微在e互动上表示，公司目前已推出具备创新架构的POL（Point-of-Load，负载点）芯片，其核心功 能之一就是为CPU、GPU、DSP、HBM等高性能芯片提供高效、稳定、精准的供电解决方案。此外， 公司研发的大电流E-Fuse负载开关芯片可以优化服务器和数据中心等电源设计，保护系统免受输入瞬 变、短路和电压尖峰等危害，优化电力传输，提升系统可靠性。 ...

Group 1 - The core viewpoint of the news highlights the financial performance and trading activity of Xidi Microelectronics, indicating a decline in stock price and significant net financing outflow on August 27 [1] - On August 27, Xidi Microelectronics experienced a slight decline of 2.14% in stock price, with a trading volume of 230 million yuan. The net financing outflow was 18.15 million yuan, with a total financing balance of 148 million yuan, representing 2.35% of the circulating market value [1] - The financing balance is at a high level, exceeding the 80th percentile of the past year, indicating increased investor activity [1] Group 2 - Xidi Microelectronics, established on September 11, 2012, and listed on January 21, 2022, is a leading semiconductor and integrated circuit design company in China, focusing on the research, design, and sales of analog integrated circuit products [2] - The company's main products include power management chips, signal chain chips, and other related components, with revenue composition showing 49.41% from power management chips and 17.93% from port protection and signal switching chips [2] - For the period from January to March 2025, Xidi Microelectronics reported a revenue of 178 million yuan, a year-on-year increase of 44.56%, while the net profit attributable to shareholders was a loss of 27.26 million yuan, reflecting a year-on-year growth of 44.23% [2] Group 3 - As of March 31, 2025, Hong Kong Central Clearing Limited has exited the list of the top ten circulating shareholders of Xidi Microelectronics [3]

中证报中证网讯(王珞)8月25日，希荻微(688173)发布《详式权益变动报告书》及相关公告称，因公司原 实际控制人之一戴祖渝逝世，公司董事长兼总经理TAO HAI(陶海)依法继承其生前持有的全部93790457 股公司股份，占公司总股本的22.86%。本次权益变动后，TAO HAI(陶海)直接及间接通过一致行动人佛 山市迅禾企业咨询管理合伙企业(有限合伙)合计持股比例达23.30%，唐娅直接及间接持股比例为 16.02%。二人重新签署《一致行动协议》，约定在公司重大决策中保持行动一致。公司实际控制人由 此变更为TAO HAI(陶海)和唐娅，其与一致行动人合计持有公司39.32%股份。 ...

来源：上海证券报·中国证券网 上证报中国证券网讯 8月25日晚，希荻微（股票代码：688173）发布公司实际控制人变更暨股东权益变 动的提示性公告。公告显示，因公司原实际控制人之一戴祖渝女士逝世，公司董事长兼总经理TAO HAI（陶海）依法继承了戴祖渝女士生前持有的全部公司股份。同时，为保证公司长期稳健发展，TAO HAI（陶海）与公司实际控制人之一唐娅就双方在公司中的一致行动事宜重新签署了《一致行动协 议》。本次权益变动完成后，公司实际控制人变更为TAO HAI（陶海）和唐娅，佛山迅禾为公司实际 控制人的一致行动人，上述股东合计持有公司39.32%的股份。（路明臻） ...

Core Viewpoint - The article discusses the recent changes in the actual control of Xidi Micro, a semiconductor company specializing in analog chip design, following the death of one of its original controlling shareholders, Dai Zuyu [1] Group 1: Company Overview - Xidi Micro focuses on the design and sales of semiconductor products, including power management chips and signal chain chips [1] - The company's products are primarily used in smartphones, laptops, and wearable devices [1] Group 2: Shareholder Changes - Following the death of Dai Zuyu, his 93.79 million shares were inherited by his son, Tao Hai [1] - Tao Hai and another controlling shareholder, Tang Ya, have signed a new "Joint Action Agreement," resulting in a change of actual control to Tao Hai and Tang Ya [1] - After the change, the combined shareholding of the actual controllers and their concerted parties is 39.32% [1] Group 3: Market Activity - On August 25, Xidi Micro's stock price closed at 16.04 yuan, down 1.35% from the previous trading day [1] - The trading volume for the day was 161,960 hands, with a transaction amount of 262 million yuan and a price fluctuation of 4.80% [1] - On the same day, the net outflow of main funds was 35.51 million yuan, accounting for 0.55% of the circulating market value [1] - Over the past five trading days, the cumulative net outflow was 32.39 million yuan, representing 0.5% of the circulating market value [1]

Core Viewpoint - The legal opinion letter addresses the change in equity ownership of TAO HAI in Xi Di Microelectronics Group Co., Ltd. due to inheritance, confirming the legitimacy and compliance of the equity change process [1][3][8]. Group 1: Reason for Equity Change - The equity change is a result of the inheritance of shares held by the deceased actual controller, Dai Zuyu, who owned 93,790,457 shares, accounting for 22.86% of the total share capital of 410,319,336 shares as of June 30, 2025 [3][5]. - TAO HAI inherits all shares from Dai Zuyu, while other heirs, Tao Chunzhan and Tao Yang, have waived their rights to the inheritance [3][4]. Group 2: Subject Qualification of the Equity Holder - TAO HAI is identified as a male U.S. national residing in California, with no disqualifying conditions under the relevant regulations for acquiring shares in a listed company [4][5]. Group 3: Details of Equity Change - Prior to the change, TAO HAI did not directly hold shares but had indirect ownership of 1,800,004 shares (0.44%) through a partnership [5][6]. - After the inheritance, TAO HAI directly holds 93,790,457 shares (22.86%) and continues to hold 1,800,004 shares indirectly [6][7]. Group 4: Change in Actual Controllers - The actual controllers of the company changed from TAO HAI, Dai Zuyu, and Tang Ya to just TAO HAI and Tang Ya after the equity change [7][8]. - The total direct and indirect shareholding of TAO HAI, Tang Ya, and the partnership exceeds 39.32% of the total share capital, confirming their status as actual controllers [7][8]. Group 5: Compliance with Regulations - The equity change qualifies for exemption from mandatory tender offer requirements under the relevant regulations due to the inheritance exceeding 30% of the issued shares [8]. - The necessary disclosures regarding the equity change have been made in accordance with the applicable laws and regulations [8].