证券代码：301161 证券简称：唯万密封 公告编号：2026-001 上海唯万密封科技股份有限公司 关于公司特定股东提前终止减持计划 暨减持股份结果的公告 公司特定股东上海方谊企业管理咨询合伙企业（有限合伙）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。 上海唯万密封科技股份有限公司（以下简称"公司"或"本公司"）于 2025 年 9 月 25 日披露了《关于公司特定股东减持股份的预披露公告》（公告编号： 2025-062），股东上海方谊企业管理咨询合伙企业（有限合伙）（以下简称"上 海方谊"）持有公司股份 4,437,000 股（占公司总股本比例 3.6975%），为公司 首次公开发行股票并上市前持有的公司股份。上海方谊计划自本公告披露之日起 15 个交易日后的 3 个月内通过集中竞价方式减持公司股份不超过 1,200,000 股， 即不超过公司总股本的 1%。减持期间内，公司如有派息、送股、资本公积金转 增股本、配股、股份回购注销等股份变动事项，拟减持股份数量、价格将相应进 行调整，但减持股份占公司总股本的比例不变。 公司于近日收到上海方谊出具的《关于上海方谊企业管 ...

Group 1 - The company, Weiman Sealing (301161), reported that as of January 9, 2026, the number of shareholders is 14,229 [1]

国信证券股份有限公司 关于上海唯万密封科技股份有限公司 2025 年度持续督导培训情况的报告 一、本次持续督导培训的基本情况 （以下无正文） （此页无正文，为《国信证券股份有限公司关于上海唯万密封科技股份有限公司 2025 年度持续督导培训情况的报告》之签署页） 本次培训，国信证券编制了培训材料，并提前发送给唯万密封参与培训的相 关人员了解培训相关内容。公司实际控制人、董事、监事、高级管理人员以及中 层管理人员参加了本次培训。 二、本次持续督导培训的主要内容 本次培训主要内容为创业板信息披露规则介绍，对唯万密封的相关人员就信 息披露中的重要事项范围、重要事项的披露标准、披露时点等进行了详细讲解。 同时，在培训时，国信证券督促唯万密封及相关人员持续了解上市公司持续督导 等方面应承担的责任和义务，增强规范运作意识。 三、本次持续督导培训结论 培训期间，唯万密封相关接受培训人员认真配合保荐机构的培训工作，保证 了本次培训的顺利开展。参与培训的人员通过对相关法规的学习，加深了对信息 披露相关法律法规的理解和认识，培训取得了预期效果。 根据《深圳证券交易所上市公司自律监管指引第 13 号——保荐业务》要求， 国信证券股 ...

| 保荐人名称： 国信证券股份有限公司 | 被保荐公司简称：唯万密封 | | --- | --- | | 保荐代表人姓名：柳志强 | 联系电话：021-60933135 | | 保荐代表人姓名：王盼 | 联系电话：021-60871328 | | 现场检查人员姓名： 柳志强、王盼 | | | 现场检查对应期间： 2025年度 | | | 现场检查时间： 2025年12月30日 | | | 一、现场检查事项 | 现场检查意见 | | （一）公司治理 | 是 否 不适用 | | 现场检查手段：1.查阅公司章程；2.公司治理的相关规章制度 | ；3.查阅公司相关的三会会议资 | | 料及信息披露文件。 | | | 1.公司章程和公司治理制度是否完备、合规 | √ | | 2.公司章程和三会规则是否得到有效执行 | √ | | 3.三会会议记录是否完整，时间、地点、出席人员及会议内 | √ | | 容等要件是否齐备，会议资料是否保存完整 | | | 4.三会会议决议是否由出席会议的相关人员签名确认 | √ | | 5. 公司董监高是否按照有关法律法规和本所相关业务规则 | √ | | 履行职责 | | | 6.公司董 ...

Group 1 - The company Weiman Sealing announced that it will accept investor research on January 9, 2026, with the company’s board secretary Liu Zhengshan participating in the reception and answering investor questions [1] Group 2 - More than 20 provinces have revealed their mechanism electricity prices, with Shanghai being 84% higher than Shandong and Zhejiang 31% higher than Liaoning [1] - Experts indicate that there is still room for reduction in corporate electricity costs [1]

Group 1: Robotics Business Development - The company has made progress in the robotics sector, focusing on material technology and application technology, with products like robotic joint seals and sliding bearings already shipped to leading domestic customers [2] - The robotics business is still in its early development stage, presenting significant uncertainties, and the company will disclose any new advancements in a timely manner [2] Group 2: Semiconductor Sealing Business - The company has received sales orders for perfluoroether sealing products in the semiconductor processing equipment sector, with clients including top domestic equipment manufacturers and some wafer fabs [3] - To accelerate the semiconductor business, the company plans to operate this segment independently, attracting quality strategic investors to enhance R&D, production, and customer breakthroughs [3] Group 3: Oil and Gas Market Expansion - The company is expanding its sealing product market in the Middle East, having invested in a factory in the Dammam area, with production expected to commence in the first half of the year [3] - This initiative aims to leverage local advantages to effectively serve end customers in the Middle East and gradually enhance the brand's international influence [3] Group 4: Competitive Strategy - The company will continue to focus on research in materials, products, and application technologies to enhance its product development capabilities and brand establishment [4] - Emphasis will be placed on improving product quality, reducing production costs, and increasing manufacturing efficiency through advanced processing techniques and automation [4] Group 5: Overall Business Performance - The company reports that all business segments are performing well, with the engineering machinery sector being the largest and maintaining growth through deepening cooperation with core customers [4] - Other sectors such as oil and gas, general machinery, and industrial automation are also experiencing significant growth [4]

Group 1 - The engineering machinery sector increased by 0.72% on January 7, with Shaoyang Hydraulic leading the gains at 20.01% [1] - The Shanghai Composite Index closed at 4085.77, up 0.05%, while the Shenzhen Component Index closed at 14030.56, up 0.06% [1] - Key stocks in the engineering machinery sector showed significant price movements, with Shaoyang Hydraulic closing at 41.33 and a trading volume of 340,600 shares, resulting in a transaction value of 1.284 billion yuan [1] Group 2 - The engineering machinery sector experienced a net inflow of 251 million yuan from main funds, while retail investors saw a net outflow of 165 million yuan [2] - Major stocks like Shaoyang Hydraulic had a net inflow of 25.2 million yuan from main funds, indicating strong institutional interest [3] - Conversely, stocks like LiuGong and Zhonglian Heavy Industry faced declines of 3.24% and 2.27%, respectively, reflecting a mixed performance within the sector [2][3]

Market Performance - The engineering machinery sector increased by 1.06% on January 6, with Weiman Sealing leading the gains [1] - The Shanghai Composite Index closed at 4083.67, up 1.5%, while the Shenzhen Component Index closed at 14022.55, up 1.4% [1] Individual Stock Performance - Weiman Sealing (301161) closed at 37.97, up 5.97% with a trading volume of 145,900 shares and a transaction value of 541 million [1] - Shaoyang Hydraulic (301079) closed at 34.44, up 4.81% with a trading volume of 240,700 shares and a transaction value of 79.56 million [1] - Wanto Hydraulic (920839) closed at 44.38, up 4.60% with a trading volume of 20,000 shares and a transaction value of 87.53 million [1] - Other notable performers include Hengli Drilling Tools (920942) up 4.49%, Zhejiang Dingli (603338) up 3.24%, and Sany Heavy Industry (600031) up 2.92% [1] Capital Flow Analysis - The engineering machinery sector experienced a net outflow of 16.66 million from institutional investors, while retail investors saw a net inflow of 22.87 million [2] - The overall capital flow indicates a mixed sentiment, with institutional investors withdrawing funds while retail investors are actively buying [2] Detailed Capital Flow for Selected Stocks - Sany Heavy Industry (600031) had a net inflow of 15.14 million from institutional investors, but a net outflow of 35.55 million from retail investors [3] - Shaoyang Hydraulic (301079) saw a net inflow of 52.48 million from institutional investors, with retail investors withdrawing 27.04 million [3] - Weiman Sealing (301161) had a net inflow of 45.66 million from institutional investors, but a significant net outflow of 60.31 million from retail investors [3]

Group 1 - The core viewpoint of the news highlights the financial performance and market activity of Weiman Sealing Technology Co., Ltd., indicating a positive trend in revenue and net profit growth, alongside significant trading activity in its stock [1][2][3]. Group 2 - As of December 31, Weiman Sealing's stock price increased by 2.10%, with a trading volume of 582 million yuan. The financing buy-in amount was 61.18 million yuan, while the financing repayment was 60.80 million yuan, resulting in a net financing buy of 0.38 million yuan [1]. - The total financing and securities balance for Weiman Sealing reached 161 million yuan, with the financing balance accounting for 3.53% of the circulating market value, indicating a high level compared to the past year [1]. - The company reported a revenue of 572 million yuan for the period from January to September 2025, reflecting a year-on-year growth of 10.68%. The net profit attributable to the parent company was 69.79 million yuan, marking a 38.54% increase year-on-year [2]. - Since its A-share listing, Weiman Sealing has distributed a total of 37.68 million yuan in dividends [3]. - As of September 30, 2025, the top ten circulating shareholders included new institutional investors, such as the Fuguo Steady Growth Mixed Fund, which holds 2.3 million shares [3].

Core Insights - The latest financing balance of the ChiNext market is 553.976 billion yuan, with a week-on-week increase of 370 million yuan, while 23 stocks saw financing balances increase by over 10% [1] - On December 30, the ChiNext index rose by 0.63%, with a total margin balance of 555.803 billion yuan, reflecting a net increase of 368 million yuan from the previous trading day [1] - Among the stocks with increased financing balances, 461 stocks experienced growth, with the largest increase seen in Weiman Sealing, which had a financing balance of 160 million yuan, marking a 37.11% increase [1][3] Financing Balance Increase - The stocks with the highest financing balance increases include: - Weiman Sealing: 160.0266 million yuan, up 37.11%, closing price 37.08 yuan, with a daily increase of 11.35% [3] - Renxin New Materials: 57.8071 million yuan, up 26.74%, closing price 12.12 yuan, with a daily decrease of 1.38% [3] - Slin Intelligent Drive: 836.3110 million yuan, up 19.51%, closing price 135.39 yuan, with a daily increase of 8.92% [3] - The average increase for stocks with financing balance growth over 10% was 2.34%, with notable increases from Hengbo Co., Entropy Technology, and Weiman Sealing [1] Financing Balance Decrease - A total of 488 stocks saw a decrease in financing balances, with 41 stocks experiencing declines of over 5% [4] - The stock with the largest decrease was Jiangxin Home, with a financing balance of 29.8676 million yuan, down 20.40% [4] - Other significant decreases included Hengguang Co. and Aoni Electronics, with declines of 19.79% and 17.69%, respectively [4][5] Capital Flow - On December 30, among the stocks with increased financing balances, 16 stocks saw net inflows of main funds, with the highest inflows in Changsheng Bearings, Hongda Electronics, and Anpeilong, amounting to 169 million yuan, 149 million yuan, and 9.4244 million yuan, respectively [2] - Conversely, 7 stocks experienced net outflows, with the largest outflows in Chaojie Co., Yunhan Xincheng, and Renxin New Materials, totaling 106 million yuan, 51.8225 million yuan, and 7.0478 million yuan, respectively [2]