Core Points - The company announced the completion of share repurchase and cancellation on September 17, 2025, with the total share capital changing from 1,147,428,712 shares to 1,141,322,612 shares [2] Summary by Category - **Share Repurchase**: The company completed the share repurchase and cancellation process, indicating a strategic move to manage its share capital [2] - **Total Share Capital**: Following the cancellation, the total number of shares decreased by 6,106,100 shares, reflecting a reduction in the company's overall share count [2]

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。 江苏双星彩塑新材料股份有限公司（以下简称"公司"）分别于 2025 年 8 月 12 日召开第六届董事会第二次会议、2025 年 8 月 28 日召开 2025 年第二次临时股东会， 审议通过了《关于变更回购股份用途并注销的议案》、《关于变更公司注册资本并修订 公司章程的议案》。公司于 2025 年 9 月 17 日在中国证券登记结算有限责任公司深圳 分公司办理完成股份注销手续。本次股份回购注销完成后，公司总股本由 1,147,428,712 股变更为 1,141,322,612 股。 证券代码：002585 证券简称：双星新材 公告编号：2025-036 江苏双星彩塑新材料股份有限公司 关于回购股份注销完成暨股份变动的公告 一、回购股份事项的基本情况 公司于 2022 年 4 月 26 日召开了第四届董事会第二十次会议审议通过了《关于回 购部分社会公众股份方案的议案》，同意使用自有资金以集中竞价交易的方式回购公 司股份（以下简称"本次回购"），用于实施股权激励计划或员工持股计划，回购股 份的种类为公司发行的人民 ...

Core Insights - On September 9, 2023, Doushan New Materials experienced a stock price increase of 0.51% with a trading volume of 183 million yuan [1] - The company reported a financing buy-in amount of 19.84 million yuan and a financing repayment of 34.37 million yuan, resulting in a net financing buy of -14.52 million yuan [1] - As of September 9, the total financing and securities lending balance for Doushan New Materials was 223 million yuan [1] Financing Summary - On September 9, Doushan New Materials had a financing buy-in of 19.84 million yuan, with a current financing balance of 222 million yuan, representing 3.31% of the circulating market value [1] - The financing balance is above the 80th percentile level for the past year, indicating a high level of financing activity [1] Securities Lending Summary - On September 9, there were no shares repaid in securities lending, while 300 shares were sold, amounting to 1,758 yuan at the closing price [1] - The securities lending balance was 475,800 yuan, exceeding the 70th percentile level for the past year, indicating a relatively high level of securities lending activity [1] Shareholder and Financial Performance Summary - As of August 29, 2025, the number of shareholders for Doushan New Materials was 59,100, a decrease of 1.04% from the previous period [2] - The company reported a revenue of 2.626 billion yuan for the first half of 2025, a year-on-year decrease of 7.09%, while the net profit attributable to shareholders was -149 million yuan, a year-on-year increase of 9.97% [2] - Since its A-share listing, Doushan New Materials has distributed a total of 1.46 billion yuan in dividends, with 299 million yuan distributed in the last three years [2] Institutional Holdings Summary - As of June 30, 2025, Hong Kong Central Clearing Limited was the fourth largest circulating shareholder, holding 23.78 million shares, an increase of 17.16 million shares from the previous period [2] - The Southern CSI 1000 ETF (512100) has exited the list of the top ten circulating shareholders [2]

证券代码：002585 证券简称：双星新材 公告编号：2025-035 债权人如要求公司清偿债务或提供相应担保的，应根据《中华人民共和国公司法》等 法律、法规的有关规定向公司提出书面要求，并随附有关证明文件。 特此公告。 江苏双星彩塑新材料股份有限公司 董事会 2025 年 9 月 9 日 江苏双星彩塑新材料股份有限公司 关于注销回购股份减少注册资本暨通知债权人的公告 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。 江苏双星彩塑新材料股份有限公司（以下简称"公司"）于 2025 年 8 月 28 日召开 2025 年第二次临时股东会审议通过了《关于变更回购股份用途并注销的议案》，同意公司变更回 购股份用途并注销。具体内容详见公司于 2025 年 8 月 13 日披露的《关于变更回购股份用 途并注销的公告》（公告编号：2025-030）。本次回购注销完成后，公司总股份将由 1,147,428,712 股变更为 1,141,322,612 股。 公司本次注销股份将涉及注册资本减少，根据《中华人民共和国公司法》等相关法律、 法规的规定，公司特此通知债权人，公司债权人 ...

Group 1 - The company held its second extraordinary general meeting of 2025 on August 28, 2025, where it approved the proposal to change the purpose of share repurchase and to cancel shares [1] - Following the cancellation of shares, the total number of shares will decrease from 1.147428712 billion shares to 1.141322612 billion shares [1] - Due to the reduction in registered capital, the company announced on September 9, 2025, that creditors have 45 days from the announcement date to request debt repayment or provide corresponding guarantees [1] Group 2 - If creditors wish to request debt repayment or guarantees, they must submit a written request to the company along with relevant documentation as per applicable laws and regulations [1]

证券代码：002585 证券简称：双星新材 公告编号：2025-035 江苏双星彩塑新材料股份有限公司 关于注销回购股份减少注册资本暨通知债权人的公告 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。 江苏双星彩塑新材料股份有限公司（以下简称"公司"）于 2025 年 8 月 28 日召开 2025 年第二次临时股东会审议通过了《关于变更回购股份用途并注销的议案》，同意公司变更回 购股份用途并注销。具体内容详见公司于 2025 年 8 月 13 日披露的《关于变更回购股份用 途并注销的公告》（公告编号：2025-030）。本次回购注销完成后，公司总股份将由 1,147,428,712 股变更为 1,141,322,612 股。 江苏双星彩塑新材料股份有限公司 董事会 2025 年 9 月 9 日 1 公司本次注销股份将涉及注册资本减少，根据《中华人民共和国公司法》等相关法律、 法规的规定，公司特此通知债权人，公司债权人自本公告之日起 45 日内，有权要求本公司 清偿债务或者提供相应的担保。债权人未在规定期限内行使上述权利的，本次减少注册资 本将按法定程序继续实施 ...

Core Viewpoint - The company, Double Star New Materials (002585), held its second extraordinary general meeting of shareholders in 2025 on August 28, where it approved a proposal to change the purpose of share repurchase and to cancel shares [1] Group 1 - The company will reduce its total shares from 1.147 billion to 1.141 billion after the cancellation of repurchased shares [1] - The cancellation of shares involves a reduction in registered capital, prompting the company to notify creditors on September 9, allowing them 45 days to request debt repayment or provide corresponding guarantees [1] - If creditors do not exercise their rights within the specified period, the reduction in registered capital will proceed according to legal procedures [1]

江苏双星彩塑新材料股份有限公司 特此公告。 江苏双星彩塑新材料股份有限公司 董事会 2025 年 9 月 9 日 关于注销回购股份减少注册资本暨通知债权人的公告 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。 江苏双星彩塑新材料股份有限公司（以下简称"公司"）于 2025 年 8 月 28 日召开 2025 年第二次临时股东会审议通过了《关于变更回购股份用途并注销的议案》，同意公司变更回 购股份用途并注销。具体内容详见公司于 2025 年 8 月 13 日披露的《关于变更回购股份用 途并注销的公告》（公告编号：2025-030）。本次回购注销完成后，公司总股份将由 1,147,428,712 股变更为 1,141,322,612 股。 公司本次注销股份将涉及注册资本减少，根据《中华人民共和国公司法》等相关法律、 法规的规定，公司特此通知债权人，公司债权人自本公告之日起 45 日内，有权要求本公司 清偿债务或者提供相应的担保。债权人未在规定期限内行使上述权利的，本次减少注册资 本将按法定程序继续实施。 债权人如要求公司清偿债务或提供相应担保的，应根据《中华人民共 ...

Core Viewpoint - The company emphasizes the integration of market demand and technological innovation, focusing on functional, differentiated, and high-end product development [1] Group 1: Product Development and Innovation - The company is actively promoting product iteration and new product research and development, as well as the industrialization of technology [1] - Current products such as MLCC release films, composite current collectors, and newly developed carrier copper foil are catering to emerging industry demands like AI terminals and new energy vehicles [1] Group 2: Market Strategy - The company maintains good cooperative relationships with several leading enterprises both domestically and internationally [1] - In terms of international market expansion, the company will continue to strengthen strategic cooperation with customers and deepen the implementation of a "tripod" marketing strategy to actively expand overseas markets and enhance international market share [1]

Core Viewpoint - The company has reported significant growth in its MLCC release film business, with sales volume increasing by 118.6% and sales revenue rising by 144.4% year-on-year in the first half of 2025 [1] Group 1: Business Performance - The MLCC release film business achieved a sales volume increase of 118.6% and a sales revenue increase of 144.4% year-on-year [1] - The company has established stable mass supply of general-purpose release films to well-known domestic clients such as Micro Capacitor Technology and Sanhuan Group [1] - The company is actively promoting validation and mass supply to international leading clients like Murata, Samsung, and Taiyo Yuden [1] Group 2: Product Development - The high-smooth release film has been successfully introduced to Micro Capacitor Technology, achieving import substitution and leading position domestically [1] - The company plans to launch ultra-high smooth release films to address bottlenecks in high-end MLCC manufacturing [1] - Multiple model base film products of MLCC release films are being sold to Japanese release film enterprises [1] Group 3: Competitive Advantage - The company leverages its integrated production system from optical-grade polyester chips, functional masterbatch, base films to coating and post-processing [1] - This integrated approach ensures stable supply and quality consistency of MLCC release films while effectively supporting customer customization needs and new product development [1] - Future market share and competitiveness of the company's MLCC release films are expected to further increase with the release of new production capacity and advancement in new product validation [1]