Group 1 - The core event involves a block trade of Naconor (stock code: 920522) on the Beijing Stock Exchange, with a closing price of 56 yuan per share [1] - The block trade occurred on December 3, 2025, at a transaction price of 40.55 yuan per share, representing a discount of 27.59% [1] - The total volume of the trade was 30,000 shares, resulting in a transaction amount of 1.2165 million yuan [1] Group 2 - The buying brokerage was Dongfang Caifu Securities Co., Ltd., specifically the Lhasa Donghuan Road First Securities Office [1] - The selling brokerage was Guotai Junan Securities Co., Ltd., from the Suzhou Changshu Haiyu North Road Office [1]

截至12月1日，北交所融资融券余额合计75.69亿元，较前一交易日增加4194.95万元，其中，融资余额 75.69亿元，较前一交易日增加4184.58万元，为连续3个交易日增加；融券余额为60.17万元，较前一交 易日增加10.36万元。 | 代码 | 简称 | 12月1日涨跌幅 | 最新融资余额 | 较上一日增加 | 占流通市值比例 | 所属行 | | --- | --- | --- | --- | --- | --- | --- | | | | （%） | （万元） | （万元） | （%） | 业 | | 920640 | 富士达 | 3.84 | 8768.74 | 1857.51 | 1.47 | 通信 | | 920522 | 纳科诺 | -4.47 | 18602.66 | 1454.39 | 2.47 | 电力设 | | | 尔 | | | | | 备 | | 920116 | 星图测 控 | 8.22 | 8102.84 | 799.85 | 2.53 | 计算机 | | 920405 | 海希通 | 4.28 | 9624.42 | 720.66 | 3.23 | 机械设 | | | 讯 ...

Group 1 - In the past month, 52 companies listed on the Beijing Stock Exchange (BSE) were investigated by institutions, with Naconor being the most notable, receiving attention from 91 institutions [1] - The types of institutions conducting the investigations include 51 brokerages, 39 funds, 27 private equity firms, 21 insurance companies, and 9 overseas institutions [1] - The companies investigated belong to 14 different industries, with a concentration in machinery equipment, automotive, and power equipment, having 12, 10, and 5 companies respectively [1] Group 2 - The average stock price of the investigated BSE companies fell by 7.17% over the past month, with only 7 stocks experiencing price increases [2] - Among the stocks that increased, Hongxi Technology, Dadi Electric, and Rongyi Precision saw gains of 23.01%, 12.06%, and 10.13% respectively [2] - The average market capitalization of all BSE companies is 2.959 billion yuan, while the average market capitalization of the investigated companies is 3.652 billion yuan [2] Group 3 - The most frequently investigated companies include Yichang Mogu, Zhongyu Technology, and Yuanhang Precision, each receiving 3 investigations [1] - Other companies like Xingtum Control, Jianbang Technology, and Tonghui Electronics were investigated 2 times [1] - The detailed list of companies investigated includes Naconor, Xingtum Control, Jianbang Technology, and others, with their respective investigation counts and stock performance [2][3][4]

Group 1 - Institutional reports today issued 21 buy ratings involving 20 stocks, with Huafeng Aluminum receiving the highest attention with 2 buy ratings [1] - Among the stocks rated, 10 provided future target prices, with 7 stocks showing an upside potential exceeding 20%. China Pacific Insurance has the highest upside potential at 36.86% with a target price of 47.97 yuan [1] - The average increase for stocks with buy ratings today was 0.59%, outperforming the Shanghai Composite Index, with notable gainers including Spring Autumn Electronics and Aladdin [1] Group 2 - The power equipment industry is the most favored, with stocks like Putailai and Zhenyu Technology making the buy rating list. The pharmaceutical and electronics sectors also received attention with 4 and 3 stocks respectively [2] - A detailed list of stocks with institutional buy ratings includes China Pacific Insurance, Huafeng Aluminum, and others, with various target prices and latest closing prices provided [2]

Group 1 - In the past month (from October 28 to November 27), 55 companies listed on the Beijing Stock Exchange (BSE) were investigated by institutions, with Naconor being the most notable, receiving attention from 91 institutions [1] - The types of institutions conducting the investigations include 54 brokerages, 44 funds, 32 private equity firms, 26 insurance companies, and 8 overseas institutions [1] - The companies receiving the most attention after Naconor are Jianbang Technology, Yizhi Mogu, and Tonghui Electronics, with 74, 71, and 67 institutions participating in their investigations, respectively [1] Group 2 - The average stock price of the companies investigated by institutions on the BSE fell by 8.19% over the past month, with only 5 stocks experiencing price increases [2] - The top gainers during this period were Rongyi Precision, Fujida, and Dadi Electric, with increases of 22.23%, 12.50%, and 10.02%, respectively [2] - The average market capitalization of all companies on the BSE is 2.952 billion yuan, while the average market capitalization of the investigated companies is 3.597 billion yuan [2] Group 3 - The most frequently investigated companies include Yizhi Mogu, Zhongyu Technology, and Yuanhang Precision, each receiving 3 investigations [1] - Jianbang Technology, Tonghui Electronics, and Wantong Hydraulic were also investigated multiple times, with 2 investigations each [1] - The industries represented among the investigated companies include machinery equipment, automotive, and power equipment, with 12, 10, and 5 companies, respectively [1]

证券代码：920522 证券简称：纳科诺尔 公告编号：2025-160 专利号：ZL 2025 1 1344952.X 专利申请日：2025年09月19日 专利权人：常州纳科诺尔精密轧制设备有限公司 邢台纳科诺尔精轧科技股份有限公司 关于全资子公司取得发明专利证书的公告 本公司及董事会全体成员保证公告内容的真实、准确和完整，没有虚假记载、 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个别及连 带法律责任。 一、基本情况 邢台纳科诺尔精轧科技股份有限公司（以下简称"公司"）的全资子公司常 州纳科诺尔精密轧制设备有限公司于近日收到由国家知识产权局颁发的一项发 明专利证书，具体情况如下： 发明名称：电池极片辊压机主辊机构 带来的经济效益暂不确定，敬请广大投资者谨慎决策，注意防范投资风险。 四、备查文件目录 授权公告日：2025年11月25日 授权公告号：CN 120828557 B 本发明提供一种电池极片辊压机主辊机构，通过增设可往复移动的剥离辊， 并结合上擦辊和下擦辊的协同作用，实现了对主辊表面粘附物的顺向和逆向双向 擦拭。 二、对公司的影响 上述发明专利证书的取得,进一步体现了公司的科技创新及 ...

证券代码：920522 证券简称：纳科诺尔 公告编号：2025-161 √特定对象调研 □业绩说明会 □媒体采访 □现场参观 邢台纳科诺尔精轧科技股份有限公司 投资者关系活动记录表 本公司及董事会全体成员保证公告内容的真实、准确和完整，没有虚假记载、 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个别及连 带法律责任。 一、 投资者关系活动类别 □新闻发布会 □分析师会议 活动时间：2025 年 11 月 25 日 活动地点：线上调研 □路演活动 □其他 二、 投资者关系活动情况 回答：等静压设备是解决全固态电池中固-固界面接触的关键设备。目前， 公司自主研发的温等静压设备采用液态加压方式，设计压力达 600MPa，目前正 在加快验证测试。 问题 3：转印设备进展情况？ 回答：固态电解质转印设备主要用于实现固态电解质膜与负极极片的精准覆 合。该设备通过动态纠偏与微张力控制，提升离子导通率与界面稳定性。目前， 固态电解质转印设备已成功交付客户，为产业链前沿创新提供关键支撑。 参会单位及人员：摩根基金、天弘基金、博时基金、中欧基金、汇添富基金、 平安基金、交银施罗德基金、融通基金、圆信永丰基金、嘉 ...

Core Insights - As of November 25, the total margin financing and securities lending balance on the Beijing Stock Exchange (BSE) was 7.494 billion yuan, a decrease of 49.20 million yuan from the previous trading day, marking a continuous decline for six trading days [1] - The top three stocks by margin financing balance were Jinbo Biological, Shuguang Digital Innovation, and Better Energy, with balances of 413 million yuan, 352 million yuan, and 321 million yuan respectively [1] - A total of 114 stocks on the BSE had net margin purchases on November 25, with 16 stocks having net purchases exceeding 1 million yuan, led by Naconor with a net purchase of 13.03 million yuan [1][2] Margin Financing Overview - The margin financing balance was 7.493 billion yuan, down by 49.41 million yuan from the previous day, while the securities lending balance increased to 71.54 million yuan, up by 209,800 yuan [1] - The average margin financing balance as a percentage of market capitalization for the top stocks was 1.36%, with the highest ratios for Chenguang Cable, Audiwei, and Shisheng Intelligent at 4.86%, 4.47%, and 4.36% respectively [1] Industry Performance - The industries with the highest concentration of stocks with net margin purchases over 1 million yuan included machinery equipment, power equipment, and computers, with 4, 3, and 2 stocks respectively [2] - On November 25, stocks with net margin purchases over 1 million yuan had an average decline of 1.22%, with notable gainers including Anda Technology, Xingtou Measurement Control, and Wanda Bearings, which rose by 5.51%, 2.89%, and 2.26% respectively [2] Stock Activity - The weighted average turnover rate for stocks with net margin purchases over 1 million yuan was 6.82%, with the highest turnover rates for Dapeng Industrial, Chenguang Optical, and Gais Food at 83.87%, 12.37%, and 10.53% respectively [2] - The average daily turnover rate for BSE stocks on November 25 was 2.51% [2] Notable Stocks - Naconor had the highest increase in margin financing balance on November 25, with a balance of 148.15 million yuan, despite a price drop of 2.52% [2][3] - Other notable stocks with significant margin financing increases included Bond Shares, Xingtou Measurement Control, and Jinbo Biological, with increases of 5.15 million yuan, 5.14 million yuan, and 4.82 million yuan respectively [3][4]

二、本次变更签字注册会计师和质量控制复核人的基本情况 陈文成：中国注册会计师，2016年起专职就职于会计师事务所从事审计业务， 具有证券服务从业经验，2016年加入立信会计师事务所（特殊普通合伙），未在 其他单位兼职。 证券代码：920522 证券简称：纳科诺尔 公告编号：2025-159 邢台纳科诺尔精轧科技股份有限公司 关于变更签字注册会计师及项目质量控制复核人的公告 本公司及董事会全体成员保证公告内容的真实、准确和完整，没有虚假记载、 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个别及连 带法律责任。 邢台纳科诺尔精轧科技股份有限公司（以下简称"公司"）于2025年4月17 日召开第四届董事会第十次会议，于2025年5月13日召开2024年年度股东会，审 议通过了《关于续聘立信会计师事务所（特殊普通合伙）为公司2025年度审计机 构的议案》，同意聘请立信会计师事务所（特殊普通合伙）（以下简称"立信会计 师事务所"）为公司2025年度审计机构。具体内容详见公司于2025年4月18日在北 京证券交易所信息披露平台（www.bse.cn）披露的《拟续聘2025年度会计师事务 所公告》（公告编 ...

Core Viewpoint - Naconor (920522) experienced significant trading activity on November 14, with a total transaction volume of 59,100 shares and a transaction value of 3.1282 million yuan, reflecting a discount of 15.00% compared to the closing price of the day [2] Group 1: Trading Activity - A total of three block trades occurred on November 14, with each transaction priced at 52.93 yuan [2] - The closing price of Naconor on the same day was 62.27 yuan, marking an increase of 9.25% [2] - The stock's turnover rate for the day was 8.36%, with a total transaction value of 667 million yuan [2] Group 2: Company Background - Naconor was established on January 6, 2000, with a registered capital of 1.5675 billion yuan [2] - The company specializes in precision rolling technology [2]