Core Points - On November 3, 2025, the company announced that its Vice President Zhao Jianzhou received a notice of detention and investigation from the Tianjin Binhai New Area Supervisory Committee [2] - As of the announcement date, the company and its subsidiaries have not received any notifications from relevant authorities nor have they been asked to assist in the investigation [2] - The company stated that other board members, supervisors, and senior management are performing their duties normally, and the production and operational order remains stable [2] Company Overview - The company, Siwei Control, primarily operates in two major sectors: conventional railways and high-speed railways [2] - Its main business includes train operation control, railway safety protection, and high-speed railway operation monitoring and information management [2]

Summary of Key Points Core Viewpoint - On November 3, a total of 42 stocks were identified with institutional activity, with 13 stocks showing net buying and 29 stocks showing net selling by institutions [1]. Institutional Net Buying - The top three stocks with the highest net buying by institutions were: - Asia-Pacific Pharmaceutical: Net buying amount of 106 million yuan, with a daily increase of 9.96% [2] - Dingsheng New Materials: Net buying amount of 82.79 million yuan, with a daily increase of 6.64% [2] - Aerospace Intelligent Equipment: Net buying amount of 69.42 million yuan, with a daily increase of 19.98% [2] Institutional Net Selling - The top three stocks with the highest net selling by institutions were: - Sanofi China: Net outflow amount of 211 million yuan, with a daily increase of 7.88% [4] - Thinking Control: Net outflow amount of 125.29 million yuan, with a daily decrease of 9.87% [4] - Kaimete Gas: Net outflow amount of 107.61 million yuan, with a daily decrease of 9.96% [4]

Core Insights - On November 3, 2023, a total of 42 stocks were involved in institutional trading, with 13 stocks showing net buying and 29 stocks showing net selling [1][2] Group 1: Institutional Net Buying - The top three stocks with the highest institutional net buying were: - Asia-Pacific Pharmaceutical with a net buying amount of 106 million yuan, representing a 9.96% increase [2] - Dingsheng New Materials with a net buying amount of 82.79 million yuan, representing a 6.64% increase [2] - Aerospace Intelligent Equipment with a net buying amount of 69.42 million yuan, representing a 19.98% increase [2] Group 2: Institutional Net Selling - The top three stocks with the highest institutional net selling were: - Sanofi (Sanofi Guojian) with a net selling amount of 211 million yuan, representing a 7.88% increase [4] - Siwei Liekong with a net selling amount of 125.28 million yuan, representing a 9.87% decrease [4] - Kaimete Gas with a net selling amount of 107.61 million yuan, representing a 9.96% decrease [4]

公司拥有完善的组织架构和规范的治理体系，截至公告披露日，公司其他董事、监事和高级管理人员均 正常履职，生产经营秩序正常。截至公告披露日，公司尚未知悉上述事项的进展及结论。 思维列控(603508.SH)发布公告，公司于2025年11月3日收到公司董事、副总经理赵建州先生家属的通 知，其于2025年11月3日收到由天津市滨海新区监察委员会签发的关于赵建州先生被留置、立案调查的 通知书。截至公告披露日，公司及子公司未收到相关机关的通知，也未被要求协助调查。 ...

11月3日，思维列控公告称，公司于2025年11月3日收到公司董事、副总经理赵建州家属通知，赵建 州于同日收到由天津市滨海新区监察委员会签发的关于其被留置、立案调查的通知书。截至公告披露 日，公司及子公司未收到相关机关的通知，也未被要求协助调查。公司其他董事、监事和高级管理人员 均正常履职，生产经营秩序正常。公司将持续关注后续进展，并及时履行信息披露义务。 编辑｜钉钉 ...

交易行情显示，11月3日，思维列控收跌9.87%，收于26.93元/股，总市值102.7亿元。 北京商报讯（记者 马换换 李佳雪）11月3日晚间，思维列控（603508）披露公告称，公司于当日收到公 司董事、副总经理赵建州家属的通知，其于11月3日收到由天津市滨海新区监察委员会签发的关于赵建 州被留置、立案调查的通知书。 思维列控表示，截至公告披露日，公司及子公司未收到相关机关的通知，也未被要求协助调查。公司拥 有完善的组织架构和规范的治理体系，截至公告披露日，公司其他董事、监事和高级管理人员均正常履 职，生产经营秩序正常。 ...

格隆汇11月3日丨 思维列控(603508.SH)公布，收到公司董事、副总经理赵建州先生家属的通知，其于 2025年11月3日收到由天津市滨海新区监察委员会签发的关于赵建州先生被留置、立案调查的通知书。 截至本公告披露日，公司及子公司未收到相关机关的通知，也未被要求协助调查。公司拥有完善的组织 架构和规范的治理体系，截至本公告披露日，公司其他董事、监事和高级管理人员均正常履职，生产经 营秩序正常。 ...

截至本公告披露日，公司尚未知悉上述事项的进展及结论。公司将持续关 注后续进展，对相关工作进行妥善安排，并按照有关法律、法规的规定和要求， 及时履行信息披露义务。公司指定信息披露媒体为上海证券交易所网站 （www.sse.com.cn）和《上海证券报》《证券时报》，公司所有信息均以上述指 定媒体刊登的信息为准。敬请广大投资者理性投资，注意投资风险。 证券代码：603508 证券简称：思维列控 公告编号：2025-034 河南思维自动化设备股份有限公司 关于公司重大事项的公告 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。 河南思维自动化设备股份有限公司（以下简称"公司"）于 2025 年 11 月 3 日收到公司董事、副总经理赵建州先生家属的通知，其于 2025 年 11 月 3 日收 到由天津市滨海新区监察委员会签发的关于赵建州先生被留置、立案调查的通 知书。截至本公告披露日，公司及子公司未收到相关机关的通知，也未被要求 协助调查。 公司拥有完善的组织架构和规范的治理体系，截至本公告披露日，公司其 他董事、监事和高级管理人员均 ...

Core Points - The Shanghai Composite Index rose by 0.55%, the Shenzhen Component Index increased by 0.19%, and the ChiNext Index went up by 0.29% on November 3rd [2] - A total of 47 stocks appeared on the "Dragon and Tiger List" due to significant trading activity, with the highest net inflow of funds into Taiji Industry, amounting to 330 million yuan [3][5] - Institutions were active in 28 stocks on the Dragon and Tiger List, with a total net outflow of 421 million yuan [7] Summary by Category Stock Performance - Taiji Industry saw a net buy of 330 million yuan, accounting for 9.31% of the total trading volume, and closed up by 10.03% with a turnover rate of 18.6% [3][5] - The stock with the highest net outflow was Kaimet Gas, which experienced a net sell of 236 million yuan, representing 7.81% of the total trading volume, and closed down by 9.96% with a turnover rate of 17.62% [6][12] Institutional Activity - Institutions net bought 9 stocks and net sold 19 stocks, with the highest net buy being for Asia-Pacific Pharmaceutical, which closed up by 9.96% [7][8] - The stock with the largest net sell by institutions was Siwei Control, which fell by 9.87% [11] Northbound Capital - Northbound capital participated in 16 stocks on the Dragon and Tiger List, with a total net buy of approximately 61.84 million yuan [12] - The stock with the highest net buy from northbound capital was Aerospace Intelligent Equipment, with a net buy of 93.44 million yuan [12][15] - Kaimet Gas also had the highest net sell from northbound capital, amounting to 145 million yuan [12][16]

思维列控公告称，2025年11月3日，公司董事、副总经理赵建州家属收到天津市滨海新区监察委员会通 知，赵建州被留置、立案调查。截至公告披露日，公司及子公司未收到相关机关通知，也未被要求协助 调查，其他董监高正常履职，生产经营秩序正常。公司尚未知悉事项进展及结论，将持续关注并及时披 露。 ...