Core Viewpoint - The stock price of Jinghua New Materials has experienced an abnormal fluctuation, with a cumulative increase of over 20% in the closing price over three consecutive trading days from September 16 to September 18, 2025 [1] Company Summary - Jinghua New Materials announced that the significant price fluctuation qualifies as an abnormal trading situation [1] - The company's board of directors conducted a self-examination and inquired with the controlling shareholder and actual controller, confirming that there is no undisclosed significant information as of the date of the announcement [1]

证券代码：603683 证券简称：晶华新材 公告编号：2025-074 上海晶华胶粘新材料股份有限公司 股票交易异常波动公告 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。 重要内容提示： 上海晶华胶粘新材料股份有限公司（以下简称"公司"或"晶华新材"） 股票价格于 2025 年 9 月 16 日、9 月 17 日、9 月 18 日连续三个交易日内日收盘 价格涨幅偏离值累计超过 20%。根据《上海证券交易所交易规则》的相关规定， 属于股票交易异常波动情形。 经公司董事会自查及发函问询控股股东及实际控制人，截至本公告披露 日，不存在应披露而未披露的重大信息。 公司股价短期波动幅度较大，敬请广大投资者注意二级市场交易风险， 理性决策，审慎投资。 一、股票交易异常波动的具体情况 公司股票价格于 2025 年 9 月 16 日、9 月 17 日、9 月 18 日连续三个交易日 内日收盘价格涨幅偏离值累计超过 20%。根据《上海证券交易所交易规则》的相 关规定，属于股票交易异常波动情形。 二、公司关注并核实的相关情况 （一）生产经营情况 ...

Core Viewpoint - Jinghua New Materials (603683.SH) announced that its stock price experienced an abnormal fluctuation, with a cumulative deviation of over 20% in closing price over three consecutive trading days [1] Group 1: Stock Price Fluctuation - The company's stock price has shown a cumulative deviation of over 20% in closing price over three consecutive trading days, indicating abnormal trading activity [1] - The company has confirmed that no other significant events that could impact the stock price were found during the period of abnormal fluctuation [1] Group 2: Insider Trading - Senior management personnel, Pan Xiaochan, reduced their holdings by 10,000 shares on September 16, 2025, during the period of stock price fluctuation [1] - Board member and senior management personnel, Bai Qiumei, reduced their holdings by 131,000 shares on the same date [1]

Market Overview - On September 16, the chemical products sector declined by 0.36%, with Jianbang Co., Ltd. leading the losses [1] - The Shanghai Composite Index closed at 3861.87, up 0.04%, while the Shenzhen Component Index closed at 13063.97, up 0.45% [1] Top Performers - Runmu Materials (300727) saw a significant increase of 14.76%, closing at 46.65 with a trading volume of 244,000 shares and a turnover of 1.128 billion [1] - Jinghua New Materials (603683) rose by 10.00%, closing at 29.91 with a trading volume of 107,500 shares and a turnover of 26.60 million [1] - Xinghua New Materials (301077) increased by 6.37%, closing at 28.20 with a trading volume of 191,000 shares and a turnover of 533 million [1] Underperformers - Jianbang Co., Ltd. (603285) led the decline with a drop of 6.48%, closing at 28.31 with a trading volume of 139,600 shares and a turnover of 403 million [2] - Runpu Food (836422) fell by 3.55%, closing at 15.22 with a trading volume of 53,900 shares and a turnover of 82.50 million [2] - Tongda Co., Ltd. (300321) decreased by 3.20%, closing at 39.30 with a trading volume of 23,900 shares and a turnover of 95.20 million [2] Capital Flow - The chemical products sector experienced a net outflow of 1.224 billion from institutional investors, while retail investors saw a net inflow of 1.187 billion [2] - The sector's overall capital flow indicates a mixed sentiment, with institutional investors withdrawing funds while retail investors increased their positions [2] Individual Stock Capital Flow - Zhongxin Fluorine Materials (002915) had a net inflow of 134 million from institutional investors, while it faced a net outflow of 10.87 million from retail investors [3] - Jinghua New Materials (603683) experienced a net inflow of 62.69 million from institutional investors, but a net outflow of 44.56 million from retail investors [3] - Runmu Materials (300727) saw a net inflow of 59.68 million from institutional investors, with retail investors also withdrawing 30.83 million [3]

证券代码：603683 证券简称：晶华新材 公告编号：2025-072 上海晶华胶粘新材料股份有限公司 股权激励部分限制性股票回购注销实施公告 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。 重要内容提示： 本次注销股份的有关情况 | 回购股份数量（股） | 注销股份数量（股） | | 注销日期 | | | | --- | --- | --- | --- | --- | --- | | 32,000 | 32,000 | 2025 | 年 9 | 月 | 16 日 | 一、本次限制性股票回购注销的决策与信息披露 1、2025 年 7 月 17 日，公司第四届董事会第二十二次会议和第四届监事 会第十九次会议审议通过了《关于注销部分股票期权与回购注销部分限制性股票 的议案》。公司第四届董事会薪酬与考核委员会第六次会议审查同意，监事会亦 对前述事项发表了明确同意意见。 2、2025 年 7 月 18 日，公司披露了《晶华新材关于回购注销部分激励对 象已获授但尚未解除限售的限制性股票通知债权人的公告》（公告编号： 2025-058）。 ...

上海东方华银律师事务所 关于上海晶华胶粘新材料股份有限公司 股权激励部分限制性股票回购注销实施 之 法律意见书 上海东方华银律师事务所 上海市长宁区虹桥路 1591 号 34 号楼 电话：(8621) 68769686 传真：(8621) 58304009 本所根据《中华人民共和国公司法》（以下简称《公司法》）、《中华人民共 和国证券法》（以下简称《证券法》）、《上市公司股权激励管理办法》（以下简 称《管理办法》）、《律师事务所从事证券法律业务管理办法》等法律、法规和中 国证券监督管理委员会（以下简称"中国证监会"）的有关规定及《上海晶华胶粘 新材料股份有限公司 2024 年限制性股票与股票期权激励计划（草案）及其摘要》（以 下简称《激励计划（草案）》）的规定，就公司 2024 年限制性股票与股票期权激励 计划股权激励部分限制性股票回购注销实施情况（以下简称"本次回购注销"）事 宜出具本法律意见书。 1 上海东方华银律师事务所 关于上海晶华胶粘新材料股份有限公司 股权激励部分限制性股票回购注销实施 之法律意见书 致：上海晶华胶粘新材料股份有限公司 上海东方华银律师事务所（以下简称"本所"）受上海晶华胶粘新材料 ...

证券代码：603683 证券简称：晶华新材 公告编号：2025-073 上海晶华胶粘新材料股份有限公司 关于参加 2025 年上海辖区上市公司集体接待日 暨中报业绩说明会活动的公告 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。 重要内容提示： 投资者可于 2025 年 09 月 19 日 （星期五）14:00 前访问 http://ir.p5w.net/zj/进入问题征集专题页面。公司将在本次集体 接待日上，对投资者普遍关注的问题进行回答。 一、 说明会类型 为进一步加强与投资者的互动交流，上海晶华胶粘新材料股份有 限公司（以下简称"公司"）将参加由中国证券监督管理委员会上海 监管局指导、上海上市公司协会及深圳市全景网络有限公司联合举办 的"2025 年上海辖区上市公司集体接待日暨中报业绩说明会活动"。 本次投资者说明会以网络互动形式召开，公司将针对 2025 年半 年度的经营成果及财务指标的具体情况与投资者进行互动交流和沟 会议召开时间：2025 年 09 月 19 日 （星期五） 15:00-17:00 会议召开地点： ...

Core Viewpoint - The company has decided to repurchase and cancel 32,000 restricted shares due to two incentive plan participants no longer meeting eligibility criteria, impacting the total share capital and remaining restricted shares for the 2024 incentive plan [1] Group 1 - The repurchase and cancellation of shares is part of the 2024 incentive plan, which will be completed by September 16 [1] - After the cancellation, the remaining restricted shares for the 2024 incentive plan will total 3,611,600 [1] - The company's total share capital will decrease from 289,634,661 shares to 289,602,661 shares following the cancellation [1] Group 2 - The relevant legal approvals for the share cancellation have been obtained, and the company will proceed with the necessary deregistration procedures [1]

Group 1 - The stock price of Jinghua New Materials increased by 7.92%, reaching 27.54 CNY per share, marking a new high [1] - The total market capitalization of the company surpassed 7.976 billion CNY [1] - The trading volume reached 444.5 million CNY [1]

Group 1 - The chemical products sector increased by 2.72% on September 5, with Boyuan Co., Ltd. leading the gains [1] - The Shanghai Composite Index closed at 3812.51, up 1.24%, while the Shenzhen Component Index closed at 12590.56, up 3.89% [1] - Notable gainers in the chemical products sector included Boyuan Co., Ltd. with a closing price of 68.71, up 13.35%, and Dinglong Technology with a closing price of 26.35, up 10.02% [1] Group 2 - The chemical products sector saw a net inflow of 1.111 billion yuan from main funds, while retail funds experienced a net outflow of 295 million yuan [2] - The top individual stock in terms of main fund inflow was Duoliangduo, with a net inflow of 394 million yuan, representing 35.79% of its total [3] - Other significant net inflows included Juhua Co., Ltd. with 211 million yuan and Dinglong Technology with 94.96 million yuan [3]