Company Announcements - Guo Xin Technology's former actual controller Chen Chongjun was sentenced to six years in prison and fined 4 million yuan for manipulating the securities market [2] - Zhongwei Company is planning to acquire the controlling stake in Hangzhou Zhonggui, leading to a stock suspension [3] - Xusheng Group's controlling shareholder is planning a change of control, resulting in a stock suspension [4] - Yidong Electronics' major shareholders reduced their holdings by 2.3463 million shares between December 10 and December 17 [5] - Nandu Power's controlling shareholder has terminated plans for a change of control, leading to stock resumption [6] - Xibu Mining's subsidiary obtained a mining license for a site with 2.86 tons of gold metal [8] Financial Adjustments - Shandong Highway plans to provision for a long-term equity investment impairment of approximately 690 million yuan related to Dongxing Securities [8] - WuXi AppTec's third and fourth largest shareholders reduced their holdings by a total of 29.508 million shares between November 26 and December 17 [9] Investments and Partnerships - Weixinno plans to sign an investment cooperation agreement to advance the Hefei 8.6 generation AMOLED production line project with a capital of 9.443 billion yuan [10] - Jiangnan New Materials is investing 300 million yuan to build a high-end copper-based core material R&D and industrialization project [15] Shareholding Changes - Sichuan Road and Bridge received a stake increase from Zhongyou Insurance, raising its holding to 5% [11] - Lidasin's fifth largest shareholder reduced their holdings by 1.56% between December 10 and December 17 [12] - Ruicheng Environmental Protection's shareholder plans to reduce their holdings by up to 3% [17] Dividends and Profit Distribution - Haitian Flavoring plans to maintain a cash dividend ratio of no less than 80% for the next three years (2025-2027) [13] - CICC announced a cash dividend distribution of 434 million yuan for the first half of 2025, with a record date of December 26 [14] Financing and Listings - Baipusais plans to issue H-shares and list on the Hong Kong Stock Exchange [21]

Core Viewpoint - On December 18, several A-share listed companies disclosed their shareholding changes, with notable increases in holdings from some companies and reductions from others [1]. Group 1: Shareholding Increases - Dazhong Mining's director and general manager Lin Pushi plans to increase his shareholding by no less than 15.08 million shares [2]. - Sichuan Road and Bridge received a stake increase from Zhongyou Insurance, raising its holding to 5% [2]. - Tibet Pharmaceutical intends to repurchase shares worth between 170 million to 200 million yuan for equity incentives or employee stock ownership plans [2]. Group 2: Shareholding Reductions - Lidasin's fifth-largest shareholder reduced their stake by 1.56% between December 10 and December 17 [2]. - WuXi AppTec's 18 shareholders collectively reduced their holdings by 29.5 million shares from November 26 to December 17 [2]. - Feilong Co.'s controlling shareholder recently reduced their total shareholding by 0.59% [2]. - Ruichen Environmental's shareholder plans to reduce their stake by no more than 3% [2]. - Lihuk Co.'s shareholder Wang Xiaojun and his concerted actors plan to reduce their holdings by up to 2.98% [2]. - Yidong Electronics' third and fifth largest shareholders recently reduced their holdings by 2.3463 million shares [2]. - Junshi Biosciences' Shanghai Tanying plans to reduce its stake by no more than 2% [2]. - Huahai Chengke's shareholder intends to reduce their stake by no more than 1% [2]. - Boshuo Technology's director Yang Chuanqi and executive Zhou Dan plan to reduce their holdings by no more than 0.011% [2]. - Allianz Vision's chairman Xu Jin plans to reduce his stake by no more than 0.96% [2]. - Dazhong Mining's major shareholders, including the chairman and senior management, plan to reduce their holdings [2].

Group 1 - The core point of the article is that Tianshui Huatians Technology Co., Ltd. plans to reduce its holdings in Huahai Chengke (688535.SH) by selling up to 960,143 shares, which represents no more than 1.00% of the company's total share capital [1] - The share reduction will be executed through centralized bidding transactions and will occur within a period of three months starting from three trading days after the announcement [1] - The total number of shares to be reduced during any continuous 90-day period will also not exceed 1.00% of the company's total share capital [1]

Group 1 - Zhongwei Company plans to acquire controlling stake in Hangzhou Zhonggui through share issuance, with stock suspension starting December 19, 2025, for up to 10 trading days [1] - Qibin Group's subsidiary plans to establish Shenzhen Qibin New Energy Technology Co., with a registered capital of 600 million yuan to enhance photovoltaic glass supply chain efficiency [2] - Boying Special Welding's HRSG equipment is primarily matched with heavy gas turbines, with a production cycle of about 6 months, responding to increased demand in the U.S. market [3] Group 2 - Hongda Electronics' associate Jiangsu Zhanxin's application for IPO on the ChiNext has been accepted, with Hongda holding 13.79% of shares prior to the offering [5] - Yinxing Energy plans to acquire 50% stake in Tianjing Shenzhou for 20.15275 million yuan, which will enhance its renewable energy capacity [6] - Nandu Power's controlling shareholder has terminated plans for a change in control, leading to stock resumption on December 19, 2025 [7] Group 3 - Xibu Mining's subsidiary has obtained a mining license for iron resources, supporting sustainable development in the iron resource sector [9] - Shandong Expressway plans to provision for a long-term equity investment impairment of approximately 690 million yuan related to Dongxing Securities [10] - Tianfeng Securities has signed a supplementary agreement to extend the term of a 4 billion yuan subordinated debt by one year, with an adjusted interest rate of 4% [11] Group 4 - Shandong Zhanggu has received an administrative regulatory decision from the Shandong Securities Regulatory Commission for various compliance issues [12] - Nanjing Pharmaceutical plans to invest 120 million yuan to establish a medical device investment company, focusing on acquiring a stake in Ningbo Jiangfeng [13] - Hailianxun has received approval from the CSRC for a share swap merger with Hangzhou Steam Turbine, proceeding with related transactions [14] Group 5 - Luyuan Pharmaceutical reports normal operations with no significant changes in the internal and external business environment [15] - Nanhua Futures has set the H-share public offering price at 12 HKD per share, with expected listing on December 22, 2025 [17] - Visionox plans to invest 3.918 billion yuan in the second phase of the Hefei Guoxian AMOLED production line project, increasing its stake to 37.73% [18] Group 6 - Sichuan Road and Bridge has been acquired by Zhong Postal Insurance, reaching a 5% stake [19] - Boshuo Technology's directors plan to reduce their holdings by up to 18,300 shares [20] - O-film's controlling shareholder transferred 67.7048 million shares to settle debts, maintaining control with a 5.78% stake post-transfer [21] Group 7 - Junshi Biosciences' shareholder plans to reduce holdings by up to 2% through block trading [22] - Lihu Co. plans to reduce holdings by up to 2.98% through various trading methods [23] - Ruichen Environmental plans to reduce holdings by up to 3% through trading [25] Group 8 - Zhongfutong received a winning bid notification for a project worth approximately 411 million yuan [29] - Shikong Technology won a 141 million yuan project for smart cultural tourism integration [30] - Ningbo Construction's subsidiary won a 747 million yuan engineering project [31]

Core Viewpoint - Tianshui Huatians Technology Co., Ltd. plans to reduce its holdings in Huahai Chengke (688535.SH) by up to 960,100 shares, representing no more than 1% of the company's total share capital [1] Group 1 - The reduction will be executed through centralized bidding transactions [1] - The total number of shares to be reduced within any consecutive 90 natural days will not exceed 1% of the company's total shares [1]

Core Viewpoint - Huahai Chengke (688535.SH) announced that its shareholder, Tianshui Huatian Technology Co., Ltd., plans to reduce its holdings in the company due to its own funding needs [1] Summary by Category Shareholder Actions - Tianshui Huatian Technology Co., Ltd. intends to reduce its shareholding by up to 960,100 shares, which represents no more than 1% of the company's total share capital [1] - The reduction will occur through centralized bidding transactions [1] Reduction Limits - The total number of shares to be reduced within any consecutive 90 natural days will not exceed 1% of the company's total shares [1]

每经AI快讯，华海诚科（SH 688535，收盘价：106.85元）12月18日晚间发布公告称，截至本公告披露 日，天水华天科技股份有限公司持有江苏华海诚科新材料股份有限公司股份约326万股，占公司总股本 的3.39%。相关股份为公司首次公开发行前取得的股份，并已于2024年4月8日起上市流通。 股东天水华天科技股份有限公司因自身资金需求，拟通过集中竞价交易方式减持其所持有的公司股份数 量合计不超过约96万股，即不超过公司总股本的1%，且在任意连续90个自然日内，减持的股份总数不 超过公司股份总数的1%；本次减持期间，通过集中竞价方式减持的，自公告披露之日起3个交易日后的 3个月内进行。 （记者 王晓波） 截至发稿，华海诚科市值为92亿元。 每经头条（nbdtoutiao）——海南封关政策红利全解析：零关税、低个税、投资准入放宽、跨境资金自 由、创业扶持…… ...

股东减持股份计划公告 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： 股东持有的基本情况 截至本公告披露日，天水华天科技股份有限公司持有江苏华海诚科新材料股 份有限公司（以下简称"公司"）股份 3,257,576 股，占公司总股本的 3.39%。 上述股份为公司首次公开发行前取得的股份，并已于 2024 年 4 月 8 日起上市流 通。 减持计划的主要内容 股东天水华天科技股份有限公司因自身资金需求，拟通过集中竞价交易方式 减持其所持有的公司股份数量合计不超过 960,143 股，即不超过公司总股本的 1.00%，且在任意连续 90 个自然日内，减持的股份总数不超过公司股份总数的 1.00%； 本次减持期间，通过集中竞价方式减持的，自公告披露之日起 3 个交易日后 的 3 个月内进行。 减持价格按市场价格确定，若在上述减持计划期间，公司发生派发红利、送 红股、转增股本、增发新股或配股等股本除权、除息事项的，则上述减持计划将 作相应调整。 证券代码：688535 证券简称：华海诚科 公告编号：20 ...

Core Viewpoint - Tianshui Huatians Technology Co., Ltd., a shareholder holding 3.39% of Huahai Chengke (688535), plans to reduce its stake by selling up to 960,100 shares, which represents no more than 1% of the company's total share capital [1] Group 1 - Tianshui Huatians Technology intends to execute the share reduction through centralized bidding [1] - The total number of shares to be sold is capped at 960,100 [1] - The reduction will not exceed 1% of the total share capital of Huahai Chengke [1]

格隆汇12月17日丨华海诚科(688535.SH)公布，2025年10月27日至2025年11月11日，杨森茂通过集中竞 价及大宗交易方式减持公司股票59.24万股，比例变动数为0.7341%。2025年11月12日，杨森茂通过集中 竞价及大宗交易方式减持公司股票10.91万股，比例变动数为0.5185%(含被动稀释比例)，2025年11月13 日至2025年12月16日，杨森茂通过集中竞价及大宗交易方式减持公司股票36.89万股，比例变动数为 0.4270%。上述变动后，杨森茂持有公司431.98万股，占公司当前总股本的5.0000%，权益变动触及5% 刻度。 ...