Group 1: Company Announcements - Derun Electronics announced the appointment of Qiu Yang as the new president, succeeding Liu Biao who resigned for personal reasons [1] - Zhongyuan Tong plans to invest 5 million yuan to establish a wholly-owned subsidiary in Hong Kong and set up a branch and research institute in Xi'an to enhance R&D capabilities [2][3] - FAW Jiefang intends to increase capital by 1.91 billion yuan in its joint venture with CATL and Teld, with a total investment of 4.12 billion yuan from all parties [4][5] - Yuanli Co. plans to acquire 100% of Tongsheng Co. for 471 million yuan, aiming to enhance its strategic layout in the silicon dioxide sector [6][7] - Hangfa Technology received a government subsidy of 8 million yuan, accounting for 11.63% of its audited net profit for 2024 [8] - Saiwei Electronics reported that the National Integrated Circuit Fund reduced its shareholding to below 5% [9] - Tianpu Co. announced a stock suspension for investigation due to significant price fluctuations, with a cumulative increase of 451.80% over the past months [10] - Chen'an Technology is planning to issue shares to Hefei Guotou, which may lead to a change in control, resulting in a stock suspension [11] - Yinlun Co. intends to acquire over 55% of Deep Blue Electronics for approximately 133 million yuan [12] - Lianlong plans to invest 50 million yuan to acquire 25% of Stof Co. to expand its electronic materials business [13] - Qianyuan High-Tech's vice president plans to reduce his stake by up to 0.31% [14] - Juzi Technology's major shareholder plans to reduce his stake by up to 0.22% [15] - Perfect World’s actual controller plans to reduce his stake by up to 1.7% [16] - China CRRC intends to spin off its subsidiary CRRC Qichao for listing on the Shenzhen Stock Exchange [17] - Jingrui Electric Materials plans to acquire 76.1% of Hubei Jingrui for 595 million yuan, focusing on high-purity chemicals [18] - Zhejiang Construction Investment's asset purchase and fundraising plan has been approved by the Shenzhen Stock Exchange [19] - Tail Co. received a government subsidy of 2 million yuan, representing 13.71% of its audited net profit for 2024 [20] - Jiangsu Boyun's shareholder plans to reduce his stake by up to 1% [21] - Yonghe Intelligent Control's shareholders plan to reduce their stakes by up to 3.29% [22] - Yuhua Development reached a debt restructuring agreement involving 241 million yuan [23] Group 2: Industry Overview - Derun Electronics operates in the electronic connector and precision components sector [2] - Zhongyuan Tong is involved in the research, production, and sales of various power products [3] - FAW Jiefang is focused on the research, production, and sales of commercial vehicles [5] - Yuanli Co. specializes in the research, production, and sales of chemical products [7] - Hangfa Technology operates in the aerospace engine and gas turbine components sector [8] - Saiwei Electronics is engaged in MEMS chip development and semiconductor equipment [9] - Tianpu Co. is involved in the production of polymer materials for automotive applications [10] - Chen'an Technology focuses on public safety and emergency platform software and equipment [11] - Yinlun Co. specializes in heat exchange products and automotive air conditioning systems [12] - Lianlong operates in the polymer materials and life sciences sectors [13] - Qianyuan High-Tech is involved in seed research and agricultural services [14] - Juzi Technology focuses on machine vision equipment and control systems [15] - Perfect World is engaged in the development and operation of online games and related media [16] - China CRRC specializes in railway equipment and urban infrastructure [17] - Jingrui Electric Materials is involved in high-purity chemicals and lithium battery materials [18] - Zhejiang Construction Investment operates in construction and engineering services [19] - Tail Co. focuses on high-end equipment and smart operation services [20] - Jiangsu Boyun specializes in modified plastic products [21] - Yonghe Intelligent Control operates in water valve fittings and precision radiation therapy [22] - Yuhua Development is involved in real estate development and sales [23]

Core Viewpoint - Multiple shareholders across various companies are planning to reduce their stakes, indicating potential shifts in ownership dynamics and investor sentiment in the A-share market [1] Shareholder Reductions - Perfect World: Actual controller Chi Yufeng plans to reduce holdings by no more than 1.7% [1] - Jiangsu Boyun: Shareholder Blue Three Venture Capital intends to reduce holdings by no more than 1% [1] - Matrix Technology: Li Jun plans to reduce holdings by no more than 60,000 shares [1] - Zhongzhi Technology: Zhongzhi Investment plans to reduce holdings by no more than 0.76% [1] - Yidelong: Shareholder Wang Ming plans to reduce holdings by no more than 3.2 million shares [1] - Zhongman Petroleum: Multiple shareholders plan to collectively reduce holdings by no more than 13.869 million shares [1] - Innovation New Materials: Hualian Group plans to reduce holdings by no more than 37.5607 million shares [1] - Funeng Technology: Shareholder Shanghang Xingyuan plans to reduce holdings by no more than 20.551 million shares [1] - Kaichuang International: Xiaojian Technology and its concerted actions plan to reduce holdings by 4.0247 million shares [1] - Tiansheng Biological: Shareholder Guoshou Chengda plans to reduce holdings by 571,800 shares [1] - Century Tianhong: Zhihong Education has cumulatively reduced holdings by 1.26% [1] - Zhongke Software: Kesoft Chuangyuan has reduced holdings by 0.50% [1] - Haizhu Shares: Pu Huahui has cumulatively reduced holdings by 0.94% [1] Other Notable Events - Jincheng Pharmaceutical: Termination of intended cooperation matters [1] - Ruijie Network: Shareholder agreement expiration leads to the dissolution of concerted action [1]

Summary of Key Points Core Viewpoint - On November 27, several A-share listed companies disclosed their shareholding changes, with notable increases in holdings from some companies and reductions from others, indicating varying levels of confidence among stakeholders in the market [1]. Group 1: Shareholding Increases - Mindray Medical's actual controller and chairman, Li Xiting, plans to increase his stake in the company by 200 million yuan [2]. - Everbright Bank saw Citic Financial Assets increase its holdings in both A-shares and H-shares by a total of 1% from July 24 to November 27 [2]. - MaiDe Medical's chairman and actual controller, Lin Junhua, proposed a share buyback plan ranging from 20 million to 40 million yuan [2]. Group 2: Shareholding Reductions - Yonghe Intelligent Control's shareholders plan to collectively reduce their holdings by no more than 3.29% [2]. - Perfect World’s actual controller, Chi Yufeng, intends to reduce his stake by no more than 1.70% [2]. - XueNeng Technology's shareholder, Shanghang Xingyuan, plans to reduce holdings by no more than 1.6816% [2]. - Hongxiang New Materials' controlling shareholder, Hongbo Chemical, has cumulatively reduced its stake by 3% recently [2]. - Nearshore Protein's shareholders plan to collectively reduce their holdings by no more than 0.1997% [2]. - Aerospace Hongtu's director and executive, Huang Yongbo, plans to reduce his stake by no more than 0.0019% [2]. - Yidelong's shareholder, Wang Ming, intends to reduce his holdings by no more than 2% [2]. - Zhongman Petroleum's shareholders plan to collectively reduce their holdings by no more than 3% [2]. - Innovation New Materials' shareholder, Hualian Group, plans to reduce its stake by no more than 1% [2]. - Saiwei Electronics has seen the National Integrated Circuit Industry Investment Fund reduce its holdings by 6.4278 million shares [2]. - Zhongzhi Technology's shareholder, Zhongzhi Investment, plans to reduce its stake by no more than 0.76% [2]. - Jiangsu Boyun's shareholder, Lansan Venture Capital, intends to reduce its holdings by no more than 1% [2]. - Huasheng Lithium's deputy general manager, Zhang Conghe, plans to reduce his stake by no more than 0.31% [2]. - Huasheng Electric's shareholder, Dunxing Jucai, reduced its holdings by 444,500 shares between November 25 and 27 [2]. - Matrix Technology's shareholder, Li Jun, plans to reduce his stake by no more than 0.22% [2].

Group 1: Shareholding Changes - The National Integrated Circuit Industry Investment Fund reduced its stake in Saiwei Electronics from 5.88% to 4.999986% by selling 6.4278 million shares, which is a decrease of 1% [1] - The fund previously reduced its holdings from 6.95% to 5.88% by selling 7.836718 million shares, also a decrease of 1% [1] - Jiangsu Boyun's shareholder, Blue Three Venture Capital, plans to reduce its stake by up to 1%, amounting to 971,300 shares [5] Group 2: Corporate Actions - Chenshan Technology is planning to issue A-shares to Hefei State Investment, which may lead to a change in company control, and the stock will be suspended from trading for up to 2 days [2] - Haichang New Materials intends to acquire 51% of Shenzhen Xinwei Communications for 234.6 million yuan, gaining control over the company [3] - Yuanli Co. plans to acquire 100% of Fujian Tongsheng New Materials for 470 million yuan, aiming to enhance its strategic layout in the silicon dioxide sector [4] Group 3: Share Buybacks and Increases - Mindray Medical's chairman, Li Xiting, plans to increase his stake in the company by 200 million yuan, having already purchased 152,340 shares at an average price of 196.862 yuan per share [6] Group 4: Product Approvals and Innovations - Ruipu Biotech received a new veterinary drug registration certificate for a tri-valent inactivated vaccine for cats, enhancing its competitive edge in the companion animal health sector [7] - Tianli Lithium Energy obtained two invention patents related to lithium-ion battery electrode materials, which may improve its innovation capabilities [7]

Core Viewpoint - Suzhou Blue Three Venture Capital plans to reduce its stake in Jiangsu Boyun by selling up to 971,300 shares, representing 1.00% of the company's total share capital within three months after a 15 trading day notice period [1] Group 1 - The shareholder involved in the reduction is Suzhou Blue Three Investment Management Co., Ltd. [1] - The method of share reduction will be through centralized bidding [1] - The announcement indicates a strategic move by the shareholder to decrease its holdings in the company [1]

证券代码:301003 证券简称:江苏博云 公告编号:2025-076 江苏博云塑业股份有限公司 关于特定股东减持股份预披露的公告 特定股东苏州蔚蓝投资管理有限公司－苏州蓝叁创业投资有限公司保证向本 公司提供的信息内容真实、准确、完整，没有虚假记载、误导性陈述或重大遗漏。 本公司及董事会全体成员保证公告内容与信息披露义务人提供的信息一致。 特别提示： 持有江苏博云塑业股份有限公司（以下简称"公司"）股份 1,448,450 股， 占公司总股本比例 1.49%的股东苏州蔚蓝投资管理有限公司－苏州蓝叁创业投 资有限公司（以下简称"蓝叁创投"）计划在本公告披露之日起 15 个交易日后 3 个月内，以集中竞价方式减持持有公司股份不超过 971,333 股（占公司总股本 比例 1.00%）。 公司于近日收到上述股东出具的《买卖计划告知函》，现将相关情况公告如 下： | 序号 | 股东名称 | 在公司任职情况 | 持有股份总数（股） | 占公司总股本比例 | | --- | --- | --- | --- | --- | | 1 | 蓝叁创投 | 无 | 1,448,450 | 1.49% | 一、股东基本情况 二、本次 ...

Core Viewpoint - Jiangsu Boyun (301003.SZ) announced that its shareholder Suzhou Blue Investment Management Co., Ltd. - Suzhou Lansan Venture Capital Co., Ltd. (referred to as "Lansan Venture Capital") plans to reduce its holdings in the company by no more than 971,300 shares (accounting for 1.00% of the total share capital) within three months after 15 trading days from the date of this announcement [1] Summary by Category - Shareholder Action - Lansan Venture Capital intends to reduce its stake in Jiangsu Boyun through centralized bidding [1] - The maximum number of shares to be sold is 971,300, representing 1.00% of the company's total share capital [1] - Timeline - The reduction will take place within three months following a 15 trading day period from the announcement date [1]

Core Viewpoint - Jiangsu Boyun has experienced a decline in shareholder numbers and stock price, indicating potential challenges in investor confidence and financial performance [2] Shareholder Information - As of November 20, the number of shareholders for Jiangsu Boyun was 6,463, a decrease of 533 from the previous period (November 10), representing a decline of 7.62%. This marks the second consecutive period of decline in shareholder numbers [2] Stock Performance - The closing price of Jiangsu Boyun on the latest trading day was 34.72 yuan, down 8.10%. Since the concentration of shares began, the stock price has cumulatively decreased by 17.53%, with only 1 day of increase and 8 days of decline during this period [2] Margin Trading Data - As of November 20, the margin trading balance for Jiangsu Boyun was 190 million yuan, with the financing balance also at 190 million yuan. During the current concentration period, the financing balance increased by 40.436 million yuan, reflecting a growth of 26.97% [2] Financial Performance - According to the third-quarter report, Jiangsu Boyun achieved a total operating revenue of 420 million yuan in the first three quarters, a year-on-year decrease of 12.24%. The net profit was 81.3256 million yuan, down 19.16% year-on-year, with basic earnings per share at 0.8200 yuan and a weighted average return on equity of 6.89% [2]

Core Viewpoint - Jiangsu Boyun (301003) reported that as of November 20, 2025, the number of shareholders (including merged margin trading accounts) is 6,463 [1] Summary by Category - **Company Information** - Jiangsu Boyun has a total of 6,463 shareholders as of the specified date [1]

Core Viewpoint - The company, Jiangsu Boyun, stated that its products do not currently involve the field of VC additives [1] Group 1 - Jiangsu Boyun confirmed on an interactive platform that it is not engaged in the VC additives sector [1]