Meeting Information - The company will hold its third extraordinary general meeting of shareholders on June 23, 2025 [1] - The meeting will be conducted through a combination of on-site voting and online voting [1] - The registration date for shareholders to attend the meeting is June 18, 2025 [2] Voting Process - Shareholders can vote via the Shenzhen Stock Exchange trading system or the internet voting system [6] - The online voting period is from June 23, 2025, 9:15 AM to June 23, 2025, 3:00 PM [6] - Shareholders must choose one voting method and duplicate votes will be counted based on the first valid vote [1][6] Attendance and Registration - All registered shareholders of the company are entitled to attend the meeting and can appoint a proxy to vote on their behalf [2] - Registration for the meeting can be done from June 18, 2025, until the meeting date [4] - Specific documents are required for registration, including identification and proof of shareholding [4][5] Meeting Agenda - The meeting will review proposals that have been approved by the company's board of directors [3] - Votes from minority investors will be counted separately [3]

Group 1 - The company held its seventh board meeting on June 6, 2025, in Anshan, Liaoning Province, with all legal procedures followed for the meeting [1][2] - The board approved a proposal to apply for a comprehensive credit line of up to 100 million RMB from LiaoShen Bank, with a term of two years [1][2] - The actual controlling shareholders provided a joint liability guarantee for the credit line, which constitutes a related party transaction [2] Group 2 - The board also approved a proposal to convene the third extraordinary general meeting of shareholders in 2025 [2] - The voting results for the credit line proposal were 6 votes in favor, with no votes against or abstentions [2] - The voting results for the extraordinary general meeting proposal were unanimous approval with 7 votes in favor [2]

证券代码：300758 证券简称：七彩化学 公告编号：2025-049 鞍山七彩化学股份有限公司 关于公司向银行申请综合授信暨关联担保的公告 本公司及董事会全体成员保证信息披露内容的真实、准确和完整，没有虚 假记载、误导性陈述或重大遗漏。 鞍山七彩化学股份有限公司（以下简称"公司"）于2025年6月6日召开了第 七届董事会第八次会议，审议通过了《关于公司向银行申请综合授信暨关联担保 的议案》，具体内容公告如下： 一、关联交易概述 根据公司经营发展所需，拟向辽沈银行股份有限公司鞍山分行（以下简称"辽 沈银行"）申请最高额不超过1亿元人民币综合授信额度，期限二年。公司实际控 制人徐惠祥先生、臧婕女士对上述授信提供无偿连带责任担保，担保额度为不超 过人民币1亿元。 以上授信额度不等于公司实际融资金额，以上授信额度、期限、利率及担保 方式等以银行最终审批为准，具体融资金额将视公司实际需求决定。上述授信提 供无偿连带责任担保构成关联交易。 本次事项已经公司第七届董事会第七次独立董事专门会议及第七届董事会 第八次会议审议通过。关联人徐惠祥先生依法进行了回避表决。 本次交易不构成《上市公司重大资产重组管理办法》规定的重大资 ...

证券代码：300758 证券简称：七彩化学 公告编号：2025-051 鞍山七彩化学股份有限公司 关于召开 2025 年第三次临时股东会的通知 本公司及董事会全体成员保证公告内容真实、准确和完整，不存在任何虚 假记载、误导性陈述或者重大遗漏。 鞍山七彩化学股份有限公司（以下简称"公司"）第七届董事会第八次会议 决定于 2025 年 6 月 23 日召开公司 2025 年第三次临时股东会，会议通知已于 2025 年 6 月 6 日刊登于中国证监会指定创业板信息披露网站。本次股东会采取 现场投票和网络投票相结合的方式召开，现将会议有关事项通知如下： 一、召开会议的基本情况 （一）股东会届次：2025 年第三次临时股东会 （二）股东会的召集人：公司董事会 （三）会议召开的合法、合规性：本次会议的召开已经公司第七届董事会第 八会议审议通过，符合有关法律、行政法规、部门规章、规范性文件和公司章程 的规定。 （四）会议召开的日期、时间 1.现场会议召开时间：2025 年 6 月 23 日下午 1:00 2.网络投票时间：2025 年 6 月 23 日 其中，通过深圳证券交易所交易系统进行网络投票的时间为 2025 年 6 ...

证券代码：300758 证券简称：七彩化学 公告编号：2025-050 鞍山七彩化学股份有限公司 第七届董事会第八次会议决议公告 本公司及董事会全体成员保证公告内容真实、准确和完整，不存在任何虚 假记载、误导性陈述或者重大遗漏。 一、董事会会议召开情况 鞍山七彩化学股份有限公司（以下简称"公司"）于 2025 年 6 月 6 日在辽宁 省鞍山市海城市腾鳌镇经济开发区一号路八号，公司三楼会议室以现场结合通讯 方式召开了第七届董事会第八次会议。会议通知已于 2025 年 6 月 3 日以邮件、 专人送达方式通知公司全体董事。本次会议应出席董事 7 名，实际出席会议董事 7 名。本次会议由董事长徐惠祥先生主持，监事及高级管理人员列席了会议。本 次会议的召开和表决程序符合《中华人民共和国公司法》等法律法规以及《公司 章程》的有关规定，会议合法有效。 二、董事会会议审议情况 本次会议以记名方式投票表决，审议通过以下事项： （一）审议通过《关于公司向银行申请综合授信暨关联担保的议案》 根据公司经营发展所需，拟向辽沈银行股份有限公司鞍山分行申请最高额不 超过 1 亿元人民币综合授信额度，期限二年。公司实际控制人徐惠祥先生、 ...

Group 1: PEEK Material Overview - PEEK is a high-performance plastic known for its strength, lightweight, and resistance to high temperatures and chemicals, making it suitable for various applications, including surgical instruments and automotive gears [1][5] - PEEK can reduce the weight of humanoid robots by approximately 40% compared to metal materials, enhancing flexibility and performance [5] - The use of PEEK in robot joints and components ensures stable transmission and support, with self-lubricating properties that reduce friction [5] Group 2: MXD6 Material Overview - MXD6 is a high-performance nylon material that offers similar properties to PEEK but at a significantly lower cost, being approximately one-third the price of PEEK [6] - MXD6 has a strength 2-3 times that of regular nylon and exhibits low water absorption, making it suitable for various applications, including automotive and humanoid robots [6] - The market for MXD6 is projected to grow from $410 million in 2024 to $760 million by 2033, with a CAGR of approximately 7.1% [7] Group 3: Industry Key Players - Major global suppliers of MXD6 include Mitsubishi Gas Chemical and Solvay, with domestic companies beginning to break through technical barriers [8] - Qicai Chemical is a leading domestic player that has successfully developed MXDA, a core component for MXD6, reducing reliance on imports [9] - China National Chemical Engineering has played a significant role in optimizing the production process for MXDA, enhancing the overall efficiency and purity of the material [10]

Summary of MXD6 Industry and Company Insights Industry Overview - MXD6 is a high-performance polyamide that combines the advantages of both aliphatic and aromatic polyamides, characterized by high strength, rigidity, excellent barrier properties, chemical resistance, and stability, primarily used in packaging materials and modified plastics [1][2] - The global high barrier packaging film market is projected to reach approximately 80.6 billion yuan in 2024, with an expected growth to 108 billion yuan by 2030, reflecting a compound annual growth rate (CAGR) of 4.99% [1][5] Key Characteristics of MXD6 - MXD6 exhibits superior barrier performance compared to PA6 and PET, with a water absorption rate about half that of PA6 [1][4] - In terms of thermal properties, MXD6 has a heat distortion temperature and glass transition temperature higher than PA66, PA6, and PET [1][4] - Mechanical properties show that MXD6 has higher tensile and flexural strength than PA66, PA6, and PBT, although it is relatively brittle [1][4] Applications in Packaging - In the packaging sector, MXD6 is utilized to create multilayer barrier films or bottles that effectively prevent oxygen ingress and carbon dioxide loss, particularly in humid environments [1][5] - The material's barrier performance remains stable even under increased humidity, making it an ideal choice for packaging applications [5] Applications in Modified Plastics - MXD6 serves as a metal substitute in manufacturing high-quality structural components for automotive electronics and electrical appliances, such as car shells, chassis, and precision electronic parts [1][6][7] - Mitsubishi Gas Chemical has developed glass fiber-reinforced MXD6 products, enhancing its application in various automotive and electronic components [6][7] Market Players and Production Capacity - Major global producers of MXD6 include Mitsubishi Gas Chemical with an annual capacity of 19,000 tons and Solvay with a capacity of 8,000 tons [3][8] - Domestic manufacturers include Qicai Chemical, Sinochem International, and Taihe Co., with Qicai Chemical having launched a 10,000-ton aniline production and planning for 30,000 tons of MXC capacity [3][8] - Sinochem International has achieved large-scale polymerization technology, matching import standards, while Taihe Co. operates the largest aniline production facility in China with a capacity of 10,000 tons [3][8] Market Growth Projections - The global MXD6 market is expected to grow from 410 million USD in 2024 to 761 million USD by 2030, with a CAGR of 7.1% [3][8] - The automotive sector's market size is projected to increase from 13.2 million USD in 2023 to 22.5 million USD by 2030 [3][8]

Group 1 - The dye sector experienced a significant afternoon rally, with Jihua Group (603980) hitting the daily limit up [1] - Qicai Chemical (300758) saw an increase of over 6% [1] - Other companies in the sector, including Yayun Co. (603790), Runtu Co. (002440), and Jinjis Co. (300798), also experienced upward movement [1]

七彩化学（300758）公告，持股5%以上股东黄伟汕于2025年3月10日至2025年5月13日期间，通过集中 竞价交易方式减持公司股份400万股，占公司总股本的0.9851%，占剔除回购账户后股本的1.0000%。减 持后，黄伟汕持有公司股份1992.92万股，占公司总股本的4.9082%，占剔除回购账户后股本的 4.9933%。此次减持计划与此前披露的一致，未违反相关法律法规及规范性文件。 ...

证券代码：300758 证券简称：七彩化学 公告编号：2025-048 鞍山七彩化学股份有限公司 鞍山七彩化学股份有限公司（以下简称"公司"）于 2025 年 2 月 17 日在巨 潮资讯网（http://www.cninfo.com.cn）披露的《关于持股 5%以上股东减持股份 计划的预披露公告》（公告编号：2025-011）；公司持股 5%以上股东黄伟汕先生持 有公司股份 23,929,200 股（占公司总股本比例 5.8933%）。计划在本公告披露之 日起 15 个交易日后的 3 个月内通过集中竞价方式减持本公司股份不超过 4,000,000 股（占公司总股本比例 0.9851%，占其所持公司股份比例 16.7160%）。 公司于 2025 年 3 月 28 日在巨潮资讯网（http://www.cninfo.com.cn），分 别披露了《关于持股 5%以上股东减持股份到 5%并触及 1%整数倍暨权益变动的提 示性公告》（公告编号：2025-024）、《简式权益变动报告书（黄伟汕）》。 公司近日收到黄伟汕先生出具的《关于股份减持计划实施完成的告知函》， 获悉其本次减持计划已实施完成，现将有关情况公告如下 ...