Core Viewpoint - Mingguan New Materials announced the convening of the 29th meeting of the fourth board of directors on August 29, 2025, to review the proposals for the election of the fifth board of directors, including both non-independent and independent directors [1] Summary by Categories - **Board Election Proposals** - The board approved the proposal for the election of the fifth board of directors, including the nomination of candidates for both non-independent and independent directors [1] - **Nominated Candidates** - The company nominated Yan Hongjia, Yan Yong, and Li Shanshan as candidates for non-independent directors, and Wen Fang, Zhang Guoli, and Yu Yihua as candidates for independent directors, with Wen Fang being a professional accountant [1] - **Term and Approval Process** - The term for the newly elected board members will be three years, starting from the date of approval by the shareholders' meeting [1]

Core Viewpoint - Mingguan New Materials announced that it will hold the second extraordinary general meeting of shareholders in 2025 on September 16, 2025, to review several proposals including the cancellation of the supervisory board and amendments to the company's articles of association [1] Group 1 - The extraordinary general meeting will address the proposal to cancel the supervisory board and amend the company's articles of association [1] - The meeting will also consider the proposal to formulate and revise certain governance systems of the company [1]

Meeting Details - The fourth meeting of the Supervisory Board of Mingguan New Materials Co., Ltd. was held on August 29, 2025, combining on-site and remote voting methods [1] - The meeting was attended by all three supervisors, and the notice was sent on August 23, 2025, via email [1] Resolution Summary - The Supervisory Board unanimously approved the proposal to cancel the Supervisory Board, amend the Articles of Association, and proceed with the necessary business registration changes [1] - Following the cancellation of the Supervisory Board, the roles of supervisors and the chairman of the Supervisory Board will also be terminated, with the Audit Committee of the Board of Directors assuming the powers previously held by the Supervisory Board [1] - The proposal is subject to approval by the company's shareholders' meeting, with a voting result of 3 votes in favor, 0 against, and 0 abstentions [2]

Group 1 - The company, Mingguan New Materials Co., Ltd., is convening its second extraordinary general meeting of shareholders in 2025 on September 16, 2025, at 14:30 [3][5] - The voting method for the meeting will combine on-site voting and online voting through the Shanghai Stock Exchange's system [3][4] - The agenda includes non-cumulative voting proposals and cumulative voting proposals for the election of directors and independent directors [2][10] Group 2 - Shareholders must register for the meeting by September 12, 2025, and can do so via email or by mail [5][6] - The meeting will take place at the company's conference room located at 32 Jingfa Avenue, Yichun Economic and Technological Development Zone, Jiangxi Province [3][5] - The voting period for online voting will be from 9:15 to 15:00 on the day of the meeting [3][4]

Core Viewpoint - The announcement details the results of a share buyback plan initiated by companies controlled by the actual controller of Mingguan New Materials Co., Ltd, highlighting the completion of the plan and the total shares acquired [1][2][6]. Summary by Relevant Sections 1. Disclosure of Buyback Plan - Mingguan New Materials Co., Ltd disclosed its buyback plan on August 29, 2024, with subsequent announcements regarding adjustments and extensions of the plan [1][2]. 2. Implementation Results of the Buyback Plan - From January 23, 2025, to August 27, 2025, Shanghai Chenji Xin acquired a total of 1,012,700 shares, representing 0.5031% of the company's total share capital, with a total expenditure of 13,698,705.27 yuan (including taxes and transaction fees) [2][6]. - Between May 21, 2025, and August 27, 2025, Shanghai Chenji Xin and Shanghai Boqiang collectively acquired 3,000,000 shares, accounting for 1.4903% of the total share capital, with a total expenditure of 42,569,749.12 yuan (including taxes and transaction fees) [2][6]. 3. Basic Information of Buyback Entities - Shanghai Boqiang Investment Co., Ltd is identified as a controlling shareholder and an acting party, holding 21,517,700 shares prior to the buyback [3][5]. - Shanghai Chenji Xin Industrial Co., Ltd, which had no shares before the buyback, is also identified as an acting party [3][5]. 4. Total Shares Held Post Buyback - After the completion of the buyback plan, the total shares held by the buyback entities and their acting parties amounted to 77,867,700 shares, representing 38.6820% of the total share capital [6][7]. 5. Compliance and Legal Opinions - The implementation of the buyback plan complies with relevant laws and regulations, including the Company Law and Securities Law of the People's Republic of China [6][7]. - A legal opinion was issued by Beijing Guofeng (Shenzhen) Law Firm regarding the buyback, confirming its legality [7].

明冠新材料股份有限公司 关于召开2025年第二次临时股东大会的通知 证券代码：688560 证券简称：明冠新材 公告编号：2025-037 本公司董事会及全体董事保证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。 2025年第二次临时股东大会 召开日期时间：2025 年 9 月 16 日 14 点 30 分 召开地点：江西省宜春市宜春经济技术开发区经发大道 32 号公司会议室 （五） 网络投票的系统、起止日期和投票时间。 网络投票系统：上海证券交易所股东大会网络投票系统 网络投票起止时间：自2025 年 9 月 16 日 重要内容提示： 一、 召开会议的基本情况 （一） 股东大会类型和届次 至2025 年 9 月 16 日 采用上海证券交易所网络投票系统，通过交易系统投票平台的投票时间为股 股东大会召开日期：2025年9月16日 本次股东大会采用的网络投票系统：上海证券交易所股东大会网络投票 系统 （二） 股东大会召集人：董事会 （三） 投票方式：本次股东大会所采用的表决方式是现场投票和网络投票相结 合的方式 （四） 现场会议召开的日期、时间和地点 ...

明冠新材料股份有限公司 证券代码：688560 证券简称：明冠新材 公告编号：2025-033 第四届监事会第二十四次会议决议公告 表决结果：3 票同意、0 票反对、0 票弃权。 具体内容详见公司同日在上海证券交易所网站（www.sse.com.cn）披露的《明 冠新材料股份有限公司关于取消监事会、修订<公司章程>并办理工商变更登记及 1 修订、制定公司部分治理制度的公告》（公告编号：2025-035）。 本公司监事会及全体监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、准确性和完整性依法承担法律责任。 一、监事会会议召开情况 明冠新材料股份有限公司（以下简称"公司"）第四届监事会第二十四次会 议于 2025 年 8 月 29 日以现场结合通讯表决方式召开。本次会议通知已于 2025 年 8 月 23 日以电子邮件送达全体监事。本次会议应出席监事 3 名，实际出席监 事 3 名，会议由监事会主席李成利先生主持。本次会议的通知、召开及审议程序 符合《中华人民共和国公司法》和《明冠新材料股份有限公司章程》的有关规定。 二、监事会会议审议情况 （一）审议通过《关于取消监事会、修订 ...

证券代码：688560 证券简称：明冠新材 公告编号：2025-032 明冠新材料股份有限公司 式，累计增持公司股份 1,012,700 股，占公司总股本的 0.5031%，累计增持金额 为 13,698,705.27 元(含印花税、交易佣金等交易费用)。自 2025 年 5 月 21 日至 2025 年 8 月 27 日，上海博强通过集中竞价交易方式，累计增持公司股份 1,987,300 股，占公司总股本的 0.9872%，累计增持金额为 28,871,043.85 元(含 印花税、交易佣金等交易费用)。上海晨暨鑫和上海博强合计增持 3,000,000 股， 占公司总股本的 1.4903%，合计增持金额为 42,569,749.12 元(含印花税、交易 佣金等交易费用)。本次增持计划已实施完毕。 | 增持主体名称 | 上海博强投资有限公司 | | | --- | --- | --- | | 增持主体身份 | 控股股东、实控人 | 是 否 | | | 控股股东、实控人的一致行动人 | √是 否 | | | 直接持股 5%以上股东 | √是 否 | | | 董事、监事和高级管理人员 | 是 否 | ...

北京国枫律师事务所 关于明冠新材料股份有限公司 实际控制人控制企业增持公司股份的 法律意见书 国枫律证字[2025]AN138-1 号 GRANDWAY 北京国枫律师事务所 Grandway Law Offices 北京市东城区建国门内大街 26 号新闻大厦 7 层 邮编: 100005 电话(Tel): 010-88004488/66090088 传真(Fax): 010-66090016 北京国枫律师事务所 2. 本所及本所律师系根据本法律意见书出具日以前已经发生或者存在的事 实和中国境内现行有效的法律、法规、规章及规范性文件的相关规定发表法律意 见,并承担相应法律责任; 3. 公司和增持人均已保证,其已向本所律师提供了出具本法律意见书所必 需的全部有关事实材料,并确认其提供的所有文件均真实、准确、完整,并无任 关于明冠新材料股份有限公司 实际控制人控制企业增持公司股份的 法律意见书 国枫律证字[2025] AN138-1 号 致: 明冠新材料股份有限公司 北京国枫律师事务所(以下简称"本所")接受明冠新材料股份有限公司(以 下简称"公司"）的委托,就公司实际控制人通过上海晨暨鑫实业有限责任公司 (曾用名 ...

明冠新材料股份有限公司 内部审计制度 第一章 总则 第一条为进一步规范明冠新材料股份有限公司（以下简称"公司"）内部审计 工作，提高内部审计工作质量，实现公司内审计工作规范化、标准化，发挥内部审 计工作在促进公司经济管理、提高经济效益中的作用，根据《中华人民共和国公司 法》《中华人民共和国证券法》《上市公司治理准则》《上海证券交易所上市公司自律 监管指引第 1 号——规范运作》等有关法律、法规和其他规范性文件以及《明冠新 材料股份有限公司章程》的规定,并结合公司实际情况制定本制度。 第二条 本制度适用于公司及各内部机构、控股子公司等单位的内部审计工作。 第三条 本制度所称内部审计，是指公司风控审计部及人员，对本公司及所属 各内部机构、子公司等单位的内部控制、风险管理、经营活动、财务信息等实施独 立、客观的监督、监察和评价，以促进公司完善治理，增加公司价值和实现经营目 标的活动。 第二章 机构设置与一般规定 第四条 公司设立风控审计部为公司的内部审计部门，负责公司内部审计工作 的组织与实施。风控审计部对董事会负责，向董事会审计委员会报告工作。风控审 计部在监督检查过程中，应当接受审计委员会的监督指导。风控审计部 ...