Group 1: Company Control Changes - Huibo Yuntong's controlling shareholder, Shenhui Holdings, through Shenhui Jinwu, plans to acquire a 32.0875% stake in Baode Computing, which will result in Shenhui Jinwu holding 22.0875% of Baode Computing and gaining control [1] Group 2: Performance Disclosure - Shanghai Pudong International Airport reported a passenger throughput of 7.9471 million in August, a year-on-year increase of 6.9% [2] - The total number of aircraft movements at Pudong International Airport was 49,800, reflecting a 3.49% year-on-year growth [2] - Hongqiao International Airport recorded 2.44 million aircraft movements, up 1.58% year-on-year, with a passenger throughput of 4.4515 million, increasing by 2.18% [2] Group 3: Shareholding Changes - Jianlong Micro-Nano announced that major shareholders Zhongzheng Kaiyuan and Renquan Venture Capital plan to reduce their holdings by up to 3%, equating to a maximum of 300,175.2 shares [3] - Pruis disclosed that its shareholder, Shanghai Guanyu Investment Development Co., intends to reduce its stake by up to 3%, which amounts to 237,010 shares [4] - Jiafa Education reported that its shareholder, Tibet Deyuantai Information Technology Co., plans to reduce its holdings by up to 3%, approximately 11.99 million shares [5] Group 4: Risk Matters - Yongyue Technology announced that its actual controller, Chen Xiang, has been placed under residential surveillance due to an investigation related to the disclosure of important information [6] - *ST Zitian's stock will resume trading on September 15, 2025, and enter a delisting arrangement period lasting 15 trading days, with the last trading date expected to be October 13, 2025 [7] - *ST Weier stated that there have been no significant changes in its operational situation or external environment, and no undisclosed major events exist [8]

Key Points - The article summarizes important announcements from various companies for investor reference [1] Group 1: Stock Performance and Trading - Jushen Co., Ltd. (炬申股份) experienced a stock price fluctuation with a cumulative increase of over 20% from September 10 to September 12, 2025, and is consistent with its previously disclosed share reduction plan [3] - ST Zitian (*ST紫天) will resume trading on September 15, 2025, and enter a delisting arrangement period lasting 15 trading days, with the last trading date expected to be October 13, 2025 [5] Group 2: Mergers and Acquisitions - Huibo Yuntong (慧博云通) announced that its controlling shareholder plans to acquire a total of 32.0875% of Baode Computing's shares for a total transaction price of 1.444 billion yuan, which will grant control over Baode Computing [4] Group 3: Shareholder Actions - Jifa Education (佳发教育) announced that its shareholder, De Yuan Tai, plans to reduce its stake by up to 3%, equating to 11.9854 million shares [9] - Da Yi Long (达意隆) disclosed that its shareholder, Shenzhen Lefeng Investment Management Co., Ltd., intends to reduce its stake by up to 3%, or 5.9708 million shares [10] - Multiple companies, including Pruis (普蕊斯), Wanda Information (万达信息), and Jianlong Micro-Nano (建龙微纳), reported plans for shareholders to reduce their stakes by up to 3% [11][13][14] Group 4: Operational Updates - Yongyue Technology (永悦科技) announced that its actual controller, Chen Xiang, has been released on bail pending trial due to an investigation related to information disclosure [6] - ST Tiansheng (ST天圣) received approval for its sodium bicarbonate injection to pass the consistency evaluation for generic drugs, which is used in clinical treatments [7] Group 5: Performance Metrics - Shanghai Airport (上海机场) reported that in August 2025, Pudong International Airport had a passenger throughput of 7.9471 million, a year-on-year increase of 6.9%, while Hongqiao International Airport had 4.4515 million, a 2.18% increase [20] Group 6: Contract Awards - Dashi Intelligent (达实智能) signed a contract worth 23.869 million yuan for the Xiaomi Wuhan Phase II intelligent project, which represents 0.75% of the company's audited revenue for 2024 [22]

Group 1 - Company Jianlong Micro-Nano announced on September 14 that Henan Zhongzheng Kaiyuan Venture Capital Fund holds approximately 4.84% of the company's total shares, while Minqian County Innovation Industry Investment Fund holds about 1.38% [1] - Both funds plan to reduce their holdings by a total of up to approximately 300.18 million shares, which represents no more than 3% of the company's total shares, within three months after the announcement [1] - The reduction will be executed through centralized bidding and block trading, with the price determined by the market price at the time of the reduction [1] Group 2 - For the year 2024, Jianlong Micro-Nano's revenue composition is entirely from the manufacturing of chemical raw materials and chemical products, accounting for 100% [2] - As of the latest report, Jianlong Micro-Nano has a market capitalization of 3.8 billion yuan [3]

本公司董事会、全体董事及相关股东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： 合计持股 5%以上股东的基本情况 河南中证开元创业投资基金（有限合伙）（以下简称"中证开元"）直接持有 洛阳建龙微纳新材料股份有限公司（以下简称"公司"）4,846,331 股，占公司总 股本的 4.84%；民权县创新产业投资基金（有限合伙）（以下简称"民权创投"） 直接持有公司 1,378,525 股，占公司总股本的 1.38%。上述股份均为无限售流通 股且来源于公司首次公开发行前及上市后资本公积金转增股本取得。 | 证券代码：688357 | 证券简称：建龙微纳 | 公告编号：2025-050 | | --- | --- | --- | | 转债代码：118032 | 转债简称：建龙转债 | | 洛阳建龙微纳新材料股份有限公司 关于合计持股 5%以上股东减持股份计划公告 | | 股东名称 | 持有数量（股） | 持有比例 | 一致行动关系形成原因 | | --- | --- | --- | --- | --- | | 第一组 | 河南中证开元创 ...

人民财讯9月14日电，建龙微纳(688357)9月14日晚间公告，公司股东中证开元直接持有公司4.84%股 份；民权创投直接持有公司1.38%股份，上述股东为一致行动人。中证开元及民权创投因基金到期及退 出安排计划通过集中竞价、大宗交易方式合计减持不超过300.18万股公司股份，占公司股份总数的比例 不超过3%。 ...

建龙微纳(688357.SH)发布公告，因基金到期及退出安排，公司合计持股5%以上股东中证开元及其一致 行动人民权创投计划在符合上市公司股东减持规定的前提下，自本减持计划公告披露之日起15个交易日 后的3个月内，通过集中竞价、大宗交易方式合计减持不超过300.1752万股公司股份，占公司股份总数 的比例不超过3%。 ...

智通财经APP讯，建龙微纳(688357.SH)发布公告，因基金到期及退出安排，公司合计持股5%以上股东 中证开元及其一致行动人民权创投计划在符合上市公司股东减持规定的前提下，自本减持计划公告披露 之日起15个交易日后的3个月内，通过集中竞价、大宗交易方式合计减持不超过300.1752万股公司股 份，占公司股份总数的比例不超过3%。 ...

Core Points - Jianlong Micro-Nano announced that Zhongzheng Kaiyuan directly holds 4.8463 million shares, accounting for 4.84% of the total shares [1] - The associated party, Minquan Venture Capital, holds 1.3785 million shares, representing 1.38% of the total shares [1] - Due to fund expiration and exit arrangements, both parties plan to reduce their holdings by a total of no more than 3% or 3.0018 million shares within three months from the announcement date [1] - Zhongzheng Kaiyuan intends to reduce its holdings by no more than 2.237 million shares, while Minquan Venture Capital plans to reduce by no more than 664,800 shares [1] - The reduction period is set from October 15, 2025, to January 14, 2026 [1]

费人民币 8,330,000.00 元（不含增值税）后，剩余募集资金人民币 691,670,000.00 元。扣除其他发行费用（不含增值税）1,616,981.13 元后，募集资金净额为人民 币 690,053,018.87 元。公司对募集资金已采用专户存储制度管理。 | 证券代码：688357 | 证券简称：建龙微纳 | 公告编号：2025-049 | | --- | --- | --- | | 转债代码：118032 | 转债简称：建龙转债 | | 洛阳建龙微纳新材料股份有限公司 关于开立募集资金现金管理专用结算账户并签订 三方监管协议的公告 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。 2025 年 4 月 8 日，洛阳建龙微纳新材料股份有限公司（以下简称"公司"） 召开第四届董事会第九次会议、第四届监事会第六次会议，审议通过了《关于使 用部分暂时闲置募集资金进行现金管理的议案》，同意公司向不特定对象发行可 转换公司债券募集资金不超过人民币 52,000.00 万元（含本数）的暂时闲置募集 资金在确保不影响募集资金 ...

| 证券代码：688357 | 证券简称：建龙微纳 | 公告编号：2025-048 | | --- | --- | --- | | 转债代码：118032 | 转债简称：建龙转债 | | 洛阳建龙微纳新材料股份有限公司 关于参加 2025 年半年度科创板新材料行业 集体业绩说明会的公告 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。 重要内容提示： （ 二 ） 会 议 召 开 地 点 ： 上 海 证 券 交 易 所 上 证 路 演 中 心 （ 网 址 ： https://roadshow.sseinfo.com/） （三）会议召开方式：上证路演中心网络互动 三、参加人员 董事长：李建波先生 投资者可于 2025 年 9 月 11 日（星期四）至 9 月 17 日（星期三）16:00 前登 录上证路演中心网站首页点击"提问预征集"栏目或通过公司邮箱 ir@jalon.cn 进 行提问。公司将在说明会上对投资者普遍关注的问题进行回答。 洛阳建龙微纳新材料股份有限公司（以下简称"公司"）已于 2025 年 8 月 30 日发布公司 ...