Group 1 - The core point of the news is that Dengyun Co., Ltd. experienced a 5.3% decline in stock price, reaching 20.35 CNY per share, with a trading volume of 1.11 billion CNY and a turnover rate of 3.77%, resulting in a total market capitalization of 2.808 billion CNY [1] - Dengyun Co., Ltd. specializes in the research, production, and sales of automotive engine intake and exhaust valve series products, with its main business revenue composition being: 51.65% from supporting products for diesel engine valves, 30.72% from the repair market for valves, 7.63% from quality products, 6.40% from supporting products for natural gas engine valves, 1.72% from supporting products for gasoline engine valves, 1.10% from electromagnetic valves, and 0.78% from other products [1] Group 2 - Among the top ten circulating shareholders of Dengyun Co., Ltd., a fund under Yongying Fund ranks first, while the Golden Stock ETF (517520) entered the top ten circulating shareholders in the third quarter, holding 1.1087 million shares, accounting for 0.8% of the circulating shares, with an estimated floating loss of approximately 1.2639 million CNY today [2] - The Golden Stock ETF (517520) was established on October 24, 2023, with a latest scale of 11.669 billion CNY, achieving a year-to-date return of 75.19%, ranking 17th out of 4206 in its category, and a one-year return of 63.58%, ranking 74th out of 3983 in its category, with a cumulative return since inception of 86.65% [2]

Group 1: New Stock Offerings - Tianpu Co., Ltd. (Stock Code: 605255) has a tender offer period from November 20, 2025, to December 19, 2025[1] - Hangzhou Steam Turbine Co., Ltd. (Stock Code: 200771) has a cash option declaration period from November 19, 2025, to November 25, 2025[1] - Central Plaza (Stock Code: 600280) announced on November 20, 2025[1] Group 2: Stock Performance Alerts - Moen Electric (Stock Code: 002451) reported severe abnormal fluctuations on November 14, 2025[1] - ST Yuancheng (Stock Code: 603388) reported severe abnormal fluctuations on November 11, 2025[1] - ST Keli Da (Stock Code: 603828) reported severe abnormal fluctuations on November 12, 2025[1] Group 3: Recent Announcements - Jiumuwang (Stock Code: 601566) announced on November 20, 2025[1] - Taiping Bird (Stock Code: 603877) announced on November 20, 2025[1] - Huaci Co., Ltd. (Stock Code: 001216) announced on November 20, 2025[1]

Core Viewpoint - The stock price of Dengyun Co., Ltd. has experienced a significant fluctuation, with a cumulative increase of over 20% in closing prices over three consecutive trading days, prompting an announcement regarding abnormal trading conditions [1] Group 1: Stock Performance - The company's stock price rose significantly on November 14, 17, and 18, 2025, with a cumulative increase exceeding 20% [1] - This fluctuation has been classified as an abnormal trading situation according to the Shenzhen Stock Exchange's regulations [1] Group 2: Company Operations - The company confirmed that its production and operational conditions remain normal, with no significant changes in the internal or external business environment [1] - There are no undisclosed major matters related to the company, nor are there any significant matters currently under planning [1] Group 3: Shareholder Activity - During the period of abnormal stock price fluctuations, the company's controlling shareholders and actual controllers did not engage in buying or selling the company's stock [1]

怀集登云汽配股份有限公司 股票交易异常波动公告 证券代码：002715 证券简称：登云股份 公告编号：2025-073 本公司及董事会全体成员保证信息披露的内容真实、准确、完整，没有虚 假记载、误导性陈述或重大遗漏。 一、股票交易异常波动的情况介绍 4、经向公司控股股东、实际控制人及持股 5%以上股东，全体董事、高级管 理人员询问，不存在关于公司应披露而未披露的重大事项，也不存在处于筹划阶 段的重大事项； 5、公司控股股东、实际控制人在公司股票异常波动期间未买卖公司股票。 三、是否存在应披露而未披露信息的说明 1 公司董事会确认，公司目前没有任何根据深圳证券交易所《股票上市规则》 等有关规定应予以披露而未披露的事项或与该事项有关的筹划、商谈、意向、协 议等；董事会也未获悉本公司有根据深圳证券交易所《股票上市规则》等有关规 定应予以披露而未披露的、对本公司股票交易价格产生较大影响的信息；公司前 期披露的信息不存在需要更正、补充之处。 怀集登云汽配股份有限公司（股票简称：登云股份，股票代码：002715，以 下简称"公司")股票交易价格于 2025 年 11 月 14 日、2025 年 11 月 17 日、202 ...

Core Viewpoint - The stock price of Dengyun Co., Ltd. has experienced an abnormal fluctuation, with a cumulative increase of over 20% in closing prices over three consecutive trading days [1] Summary by Relevant Sections - **Stock Price Movement** - The stock price increased significantly on November 14, 17, and 18, 2025, leading to a cumulative rise exceeding 20% [1] - **Regulatory Compliance** - The company announced that the price fluctuation falls under the abnormal trading conditions as per the Shenzhen Stock Exchange's regulations [1] - **Company Operations** - The company confirmed that there have been no significant changes in its production and operational conditions recently [1] - There are no undisclosed major issues that could impact the stock price, as verified with major stakeholders including the controlling shareholder and board members [1]

Core Viewpoint - The stock price of Dengyun Co., Ltd. experienced a significant fluctuation, with a cumulative increase of over 20% in closing prices over three consecutive trading days in November 2025, which is classified as abnormal stock trading behavior according to Shenzhen Stock Exchange regulations [1] Summary by Relevant Sections - **Stock Price Movement** - The company's stock price rose significantly, with a cumulative increase exceeding 20% over three trading days on November 14, 17, and 18, 2025 [1] - **Company's Response** - The company confirmed that there have been no recent public media reports that could have significantly impacted its stock price [1] - The company's production and operational conditions remain normal, with no significant changes in the internal and external business environment [1] - **Disclosure and Inquiry** - The company conducted inquiries with its controlling shareholders, actual controllers, shareholders holding more than 5%, all directors, and senior management, confirming that there are no undisclosed significant matters or major events in the planning stage [1]

Core Viewpoint - The announcement details the judicial auction, freezing, and pledging of shares held by the controlling shareholder of Huaiqi Deyun Auto Parts Co., Ltd., Beijing Yike Ruihai Mining Co., Ltd., indicating potential changes in shareholding structure but confirming that the controlling shareholder will remain the same after the auction process [1][5]. Summary by Sections Judicial Auction of Shares - A total of 1,529,923 shares held by the controlling shareholder, representing 4.69% of their holdings and 1.11% of the company's total shares, are subject to judicial auction [1]. - An additional 803,879 shares, accounting for 2.47% of the controlling shareholder's holdings and 0.58% of the total shares, were auctioned on October 22, 2025, but the transfer of ownership has not yet been completed [1]. - Another 2,325,655 shares, which represent 7.13% of the controlling shareholder's holdings and 1.69% of the total shares, are scheduled for auction from December 2 to December 3, 2025 [1]. Shareholding Structure - As of the announcement date, the controlling shareholder holds 32,603,013 shares, which is 23.63% of the total shares [5]. - If the shares from the auctions are transferred, the controlling shareholder's holdings will decrease to 27,943,556 shares, representing 20.25% of the total shares, but they will still remain the controlling shareholder [5]. Judicial Freezing and Pledging of Shares - The announcement mentions that some shares held by the controlling shareholder are also subject to judicial freezing and pledging, although specific details are not provided in the summary [2][3]. - The controlling shareholder has confirmed that the pledged shares are not intended for meeting the operational needs of the listed company [4]. Financial Stability and Impact - The controlling shareholder has various sources for repayment, including self-owned funds and operational income, indicating a capacity to meet financial obligations [4]. - There are no indications of non-operational fund occupation or illegal guarantees that would harm the interests of the listed company [4]. - The judicial auction and related activities are not expected to significantly impact the company's operations or governance [5].

Core Viewpoint - The announcement reveals that the controlling shareholder of Dengyun Co., Yike Ruihai, will have a total of 1.5299 million shares judicially auctioned, representing 4.69% of his holdings and 1.11% of the company's total share capital [1] Summary by Relevant Sections - **Judicial Auction Details** - Yike Ruihai's 2.3257 million shares will be auctioned from December 2 to December 3, 2025, via JD Judicial Network Auction Platform [1] - **Total Shares Affected** - A total of 4.6595 million shares have been judicially auctioned, which is 14.29% of Yike Ruihai's holdings and 3.38% of the company's total share capital [1] - **Frozen Shares** - Yike Ruihai has 9.7305 million shares frozen, accounting for 29.85% of his holdings and 7.05% of the company's total share capital [1] - **Pledged Shares** - Yike Ruihai has pledged 462.5 thousand shares, which is 1.42% of his holdings and 0.34% of the company's total share capital [1]

2、公司控股股东益科瑞海所持有的公司共计 803,879 股股份（占其所持股 份比例为 2.47%，占公司总股本比例为 0.58%）被北京市第一中级人民法院在京 东司法网络拍卖平台进行司法拍卖并于 2025 年 10 月 22 日成交，详细情况请参 阅公司于 2025 年 9 月 25 日披露的《关于公司控股股东部分股份被司法拍卖、司 法冻结的公告》（公告编号：2025-065）以及 2025 年 10 月 23 日披露的《关于 公司控股股东部分股份被司法拍卖的进展公告》（公告编号：2025-066），上述 被司法拍卖的股份目前尚未完成股权变更过户手续； 3、公司控股股东益科瑞海所持有的公司共计 2,325,655 股股份（占其所持 股份比例为 7.13%，占公司总股本比例为 1.69%）将于 2025 年 12 月 2 日 10 时至 2025 年 12 月 3 日 10 时止（延时的除外)通过京东司法网络拍卖平台进行司法拍 卖，详细情况请参阅公司于 2025 年 10 月 31 日披露的《关于公司控股股东部分 股份被司法拍卖的公告》（公告编号：2025-070）；截至本公告披露日，益科瑞 海所持有的公司 ...

Group 1 - The core point of the announcement is that the controlling shareholder, Beijing Yike Ruihai Mining Co., Ltd., has had a portion of its shares in the company judicially frozen [1][2]. - The company assures that the information disclosed is true, accurate, and complete, with no false records or misleading statements [1]. - The company will continue to monitor the situation regarding the frozen shares and will fulfill its information disclosure obligations in accordance with relevant regulations [1]. Group 2 - The announcement includes a notification regarding the judicial freeze of shares held by the controlling shareholder [2]. - A detailed list of the shares that have been frozen is expected to be provided in the future [1][2]. - The board of directors of the company issued this announcement on November 12, 2025 [4].