北京昂瑞微电子技术股份有限公司会计师事务所选聘制度 北京昂瑞微电子技术股份有限公司 会计师事务所选聘制度 第一章 总则 第一条 为进一步规范北京昂瑞微电子技术股份有限公司（以下简称"公司"） 选聘（含续聘、改聘，下同）会计师事务所的行为，切实维护股东利益，提高审 计工作和财务信息的质量，依据《中华人民共和国公司法》《国有企业、上市公 司选聘会计师事务所管理办法》《上海证券交易所科创板股票上市规则》《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》等法律法规、规 范性文件和《北京昂瑞微电子技术股份有限公司章程》（以下简称"《公司章程》 "）等有关规定，结合公司实际情况，制定本制度。 第二条 本制度所称选聘会计师事务所，是指公司根据相关法律法规要求， 聘任会计师事务所对财务会计报告发表意见、出具审计报告的行为。 公司聘任会计师事务所从事除财务会计报告审计之外的其他法定审计业务 的，可以视重要程度比照本制度执行。 第三条 公司选聘会计师事务所应当经董事会审计委员会（以下简称"审计 委员会"）审议同意后，提交董事会审议，并由股东会决定。 第二章 会计师事务所的执业质量要求 第四条 公司选聘的会计师事 ...

北京昂瑞微电子技术股份有限公司 章 程 二〇二五年十二月 | | | 第一章 总则 第一条 为维护公司、股东、职工和债权人的合法权益，规范公司的组织 和行为，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》"）和其他有关规定，结合北京昂 瑞微电子技术股份有限公司（以下简称"公司"）的具体情况，制订本章程。 第二条 公司系依照《公司法》和其他有关规定由北京昂瑞微电子技术有 限公司以经审计的账面净资产折股整体变更设立的股份有限公司，在北京市海淀 区 市 场 监 督 管 理 局 注 册 登 记 并 取 得 营 业 执 照 ， 统 一 社 会 信 用 代 码 为 9111010859966120XL。 第三条 公司于【2025】年【10】月【22】日经中国证券监督管理委员会 （以下简称"中国证监会"）同意注册，首次向社会公众发行人民币普通股 【2,488.2922】万股，于【2025】年【12】月【16】日在上海证券交易所科创板 上市。 英文名称：Beijing Onmicro Electronics Co., Ltd. 第八条 代表公司执行公司事务的董事长为公 ...

北京昂瑞微电子技术股份有限公司信息披露暂缓与豁免事务管理制度 北京昂瑞微电子技术股份有限公司 信息披露暂缓与豁免事务管理制度 第一章 总则 第一条 为规范北京昂瑞微电子技术股份有限公司（以下简称"公司"）信息 披露暂缓与豁免行为，督促公司及相关信息披露义务人（以下简称"信息披露义务 人"）依法、合规地履行信息披露义务，根据《中华人民共和国证券法》（以下简 称"《证券法》"）、《上市公司信息披露暂缓与豁免管理规定》《上海证券交易所 科创板股票上市规则》（以下简称"《上市规则》"）、《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》"）等法律 、法规及《北京昂瑞微电子技术股份有限公司公司章程》、《北京昂瑞微电子技术 股份有限公司信息披露管理制度》的有关规定，结合公司实际情况，制定本制度 。 第二条 信息披露义务人按照《上市规则》《规范运作》及其他相关法律、 法规、规范性文件的规定，办理信息披露暂缓、豁免业务的，适用本制度。 第三条 信息披露义务人应当披露的信息存在《上市规则》《规范运作》及 上海证券交易所其他相关业务规则中规定的可暂缓、豁免信息披露的情形的， 无须向上海证 ...

证券代码：688790 证券简称：昂瑞微 公告编号：2025-001 北京昂瑞微电子技术股份有限公司 关于续聘会计师事务所的公告 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： 拟续聘的会计师事务所名称：中审众环会计师事务所（特殊普通合伙） （以下简称"中审众环"） 本事项尚需提交股东会审议。 一、拟聘任会计师事务所的基本情况 （一）机构信息 1.基本信息 （1）机构名称：中审众环会计师事务所（特殊普通合伙） （2）成立日期：中审众环始创于 1987 年，是全国首批取得国家批准具有从 事证券、期货相关业务资格及金融业务审计资格的大型会计师事务所之一。根据 财政部、证监会发布的从事证券服务业务会计师事务所备案名单，中审众环具备 股份有限公司发行股份、债券审计机构的资格。2013 年 11 月，按照国家财政部 等有关要求转制为特殊普通合伙制。 （3）组织形式：特殊普通合伙 （4）注册地址：湖北省武汉市武昌区水果湖街道中北路 166 号长江产业大 厦 17-18 楼 （3）2024 年证券业务收入（经审计）：58 ...

证券代码：688790 证券简称：昂瑞微 公告编号：2025-002 北京昂瑞微电子技术股份有限公司 关于变更注册资本及公司类型、修订公司章程 并办理工商变更登记、制定部分治理制度的公告 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 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。 北京昂瑞微电子技术股份有限公司（以下简称"公司 "）于2025年12月30 日召开第二届董事会第十次会议，审议通过了《关于变更注册资本及公司类型、 修订公司章程并办理工商变更登记的议案》《关于制定<北京昂瑞微电子技术股 份有限公司会计师事务所选聘制度>的议案》《关于制定<北京昂瑞微电子技术 股份有限公司信息披露暂缓与豁免事务管理制度>的议案》。具体情况公告如下： 一、公司注册资本及公司类型变更的相关情况 公司于2025年10月22日经中国证券监督管理委员会同意注册，首次向社会 公众发行人民币普通股2,488.2922万股，于2025年12月16日在上海证券交易所科 创板上市。本次发行上市完成后，公司注册资本变更为人民币9,953.1688万元。 公司类型由"其他股份有限公司（非上市）"变更为" ...

证券代码：688790 证券简称：昂瑞微 公告编号：2025-003 北京昂瑞微电子技术股份有限公司 关于召开2026年第一次临时股东会的通知 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 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： 一、 召开会议的基本情况 （一） 股东会类型和届次 2026年第一次临时股东会 召开日期时间：2026 年 1 月 15 日 14 点 30 分 召开地点：北京市海淀区东北旺西路 8 号院 23 号楼 5 层 507 会议室 （五） 网络投票的系统、起止日期和投票时间。 网络投票系统：上海证券交易所股东会网络投票系统 网络投票起止时间：自2026 年 1 月 15 日 至2026 年 1 月 15 日 股东会召开日期：2026年1月15日 本次股东会涉及每一特别表决权股份享有的表决权数量应当与每一普 通股份的表决权数量相同的议案 本次股东会采用的网络投票系统：上海证券交易所股东会网络投票系统 （二） 股东会召集人：董事会 （三） 投票方式：本次股东会所采用的表决方式是现场投票和网络投票相结合 的方式 （四） 现场会议召开 ...

Market Overview - The Sci-Tech Innovation Board (STAR Market) index rose by 0.36%, closing at 1340.02 points, with a total trading volume of 3.698 billion shares and a turnover of 191.305 billion yuan, resulting in a weighted average turnover rate of 1.90% [1] - Among the tradable stocks on the STAR Market, 215 stocks closed higher, with 6 stocks increasing by over 10% and 18 stocks rising between 5% and 10%. Conversely, 376 stocks closed lower [1] Turnover Rate Analysis - The distribution of turnover rates among STAR Market stocks shows that 6 stocks had turnover rates exceeding 20%, 18 stocks had rates between 10% and 20%, 50 stocks had rates between 5% and 10%, 81 stocks had rates between 3% and 5%, 263 stocks had rates between 1% and 3%, and 180 stocks had rates below 1% [1] - The stock with the highest turnover rate was C Youxun, a new stock listed for 5 days, which had a turnover rate of 42.00% and a daily trading volume of 1.28 billion yuan, despite a decline of 5.45% [1] High Turnover Stocks Performance - Among the high turnover stocks, 42 stocks increased today, with the top gainers being Meier Technology, Anda Intelligent, and Huafeng Technology, which rose by 20.00%, 15.51%, and 14.27%, respectively. The top decliners included Hexin Instruments, Zhenyou Technology, and Mengsheng Electronics, which fell by 7.72%, 7.14%, and 6.64% [2] - The electronic industry had the highest representation among high turnover stocks, with 25 stocks, followed by machinery equipment and power equipment with 12 and 8 stocks, respectively [2] Capital Flow Insights - In terms of capital flow, 33 high turnover stocks experienced net inflows today, with the largest net inflows seen in Aters, Tengjing Technology, and Huafeng Technology, amounting to 309 million yuan, 221 million yuan, and 216 million yuan, respectively. Conversely, Zhenlei Technology, Muxi Co., and Sry New Materials saw significant net outflows of 509 million yuan, 442 million yuan, and 417 million yuan, respectively [2] - Recent data indicates that 44 high turnover stocks received net purchases from leveraged funds, with notable increases in financing balances for Muxi Co., C Youxun, and Xinghuan Technology, which rose by 938 million yuan, 575 million yuan, and 332 million yuan, respectively [3] Notable Stocks on December 23 - The following stocks had significant turnover rates and capital flows on December 23: - C Youxun: Latest closing price 203.11 yuan, daily change -5.45%, turnover rate 42.00%, net outflow -80.4554 million yuan [4] - Hengkun New Materials: Latest closing price 50.60 yuan, daily change 4.76%, turnover rate 36.37%, net outflow -15.4525 million yuan [4] - Muxi Co.: Latest closing price 667.60 yuan, daily change -5.08%, turnover rate 25.06%, net outflow -441.7924 million yuan [4] - Huafeng Technology: Latest closing price 94.72 yuan, daily change 14.27%, turnover rate 17.47%, net inflow 216.45 million yuan [4]

Weekly New Stock Performance - Four new stocks were listed from December 15 to December 19, with an average first-day price increase of 342.82%[2] - All four new stocks had first-day gains exceeding 100%, including Yuxun Co. (346.57%), Yuanchuang Co. (171.64%), Muxi Co. (692.95%), and Angrui Micro (160.11%)[2][5] - No new stocks experienced a first-day decline during this period[2] Weekly New Stock Issuance Trends - The total amount raised from new stock issuances last week was 77.82 billion yuan, an increase of 65.15 billion yuan compared to the previous week[4] - The number of new stocks listed last week was four, compared to one the week before[5] Monthly New Stock Overview - From December 1 to December 19, a total of eight new stocks were listed, raising 216.64 billion yuan with a first-day price increase average of 319.27%[11] - The first-day price increase range for these stocks was between 146.63% and 692.95%[11] Upcoming New Stock Listings - Three new stocks are scheduled to be listed this week, including one on the main board and two on the ChiNext board[18] - The expected fundraising amounts for the upcoming listings are 3.24 billion yuan for Hengtong Light, 15.55 billion yuan for Shaanxi Tourism, and 7.28 billion yuan for Xinguangyi[23]

IPO Pipeline Overview - As of December 21, there are 266 companies in the IPO pipeline, with 18 on the Shanghai Main Board, 36 on the Sci-Tech Innovation Board, 20 on the Shenzhen Main Board, 28 on the Growth Enterprise Market, and 164 on the Beijing Stock Exchange [2] - The total number of companies at various stages includes 12 accepted, 168 under inquiry, 11 approved, 52 registered, and 25 in total [3] Newly Listed Companies - Between December 15 and December 21, four companies were newly listed: Beijing Angrui Microelectronics Technology Co., Ltd., Muxi Integrated Circuit (Shanghai) Co., Ltd., Yuanchuang Technology Co., Ltd., and Xiamen Youxun Chip Co., Ltd. [4] - Beijing Angrui Microelectronics closed at 216.05 CNY per share, with a rise of 160.11% and a trading volume of 2.061 billion CNY [5] - Muxi Integrated Circuit closed at 829.90 CNY per share, with a rise of 692.95% and a trading volume of 11.259 billion CNY [7] - Yuanchuang Technology closed at 67.23 CNY per share, with a rise of 171.64% and a trading volume of 11.259 billion CNY [7] - Xiamen Youxun Chip closed at 230.70 CNY per share, with a rise of 346.57% and a trading volume of 2.854 billion CNY [8] New Counseling Record Companies - 18 companies were newly recorded for counseling between December 15 and December 21, including Xinyu Automotive Parts Co., Ltd., Jiangsu Anlan Wanjin Electronics Co., Ltd., and others [9] - Xinyu Automotive Parts specializes in the R&D, manufacturing, and sales of automotive parts, recognized as a key enterprise in Zhejiang Province [10] - Jiangsu Anlan Wanjin Electronics produces high-speed communication transmission cables and components for various industries [11] CSRC Approval Status - Between December 15 and December 21, six companies successfully passed the review process, including China Electronics Technology Blue Sky Technology Co., Ltd. and Shenzhen Shangshui Intelligent Co., Ltd. [17] - China Electronics Technology Blue Sky focuses on electric energy products and systems, providing comprehensive solutions from deep sea to deep space [18] CSRC Registration Approval - Three companies received registration approval between December 15 and December 21: Shandong Agricultural University Fertilizer Technology Co., Ltd., Shenzhen Beixin Life Technology Co., Ltd., and Yisiwei (Hangzhou) Technology Co., Ltd. [21] - Shandong Agricultural University Fertilizer specializes in new fertilizer development and aims to promote green and technological transformation in the agricultural sector [22] Termination of Review - On December 19, Jiejia Robot Co., Ltd. withdrew its IPO application on the Sci-Tech Innovation Board [24] - Jiejia Robot specializes in the R&D, production, and sales of collaborative robots and automation systems [25]

Group 1: Recent IPOs Performance - Four companies, including Angrui Micro, YuXun Co., YuanChuang Co., and MuXi Co., recently went public, with notable performances on their first trading days [1] - Angrui Micro's stock surged by 160.11%, YuanChuang Co. increased by 171.64%, YuXun Co. rose by 346.57%, and MuXi Co. skyrocketed by 692.95% on their debut [1] - MuXi Co.'s initial offering price was 104.66 CNY per share, making it the second highest after MoEr Thread's 114.28 CNY per share [1] Group 2: Market Trends and Statistics - A total of 106 new stocks were listed this year, raising a total of 122 billion CNY, with the highest fundraising being 18.171 billion CNY by HuaDian New Energy [2] - The average fundraising amount for new IPOs this year was 1.151 billion CNY, significantly higher than last year's average of 674 million CNY [2] - The upcoming IPO of XiHua Technology is set for December 23, with an issue price of 10.10 CNY per share and a projected diluted P/E ratio of 33.12, which is below the industry average [2] Group 3: XiHua Technology Financials - XiHua Technology's projected revenues for the years 2022 to the first half of 2025 are 942 million CNY, 908 million CNY, 955 million CNY, and 580 million CNY respectively [3] - The company's net profits for the same periods are expected to be 184 million CNY, 177 million CNY, 142 million CNY, and 94.95 million CNY, indicating a decline in net profit for 2024 [3]