一、发明专利证书基本情况 | 序 | 发明名称 | 专利号 | | 专利申请 | | 授权公告 | 专利权人 | 专利权期限 | | --- | --- | --- | --- | --- | --- | --- | --- | --- | | 号 | | | 日 | | | 日 | | | | 1 | 一种三丙酮胺副产橡胶 处理高浓度甲醛废水 234 | ZL 2022 1 | 2022 | 年 12 | 2025 | 年 07 | 宿迁联盛科 技股份有限 | 年（自申 20 请日起算） | | | 的方法 | 1551130.5 | 月 05 | 日 | 月 | 01 日 | 公司 | | | 2 | 一种分子内亲水受阻胺 | ZL 2023 1 | 2023 | 年 02 | 2025 | 年 07 | 宿迁盛瑞新 材料有限公 | 20 年（自申 | | | 的制备方法 | 0143127.8 | 月 21 | 日 | 月 | 日 01 | 司 | 请日起算） | 二、取得发明专利证书对公司的影响 证券代码：603065 证券简称：宿迁联盛 公告编号：2025-041 宿迁联盛科技股份有限公司 关于公司 ...

Core Viewpoint - The company has announced the provision of guarantees for its subsidiaries, specifically for Yantai New Special Road New Materials Technology Co., Ltd. and its own subsidiary, Suqian Liansheng Additives Co., Ltd., to support their operational financing needs [1][2][5]. Summary by Sections Guarantee Overview - The company has provided a guarantee amounting to RMB 10 million for Yantai New Special Road, with a total guarantee balance of RMB 20 million [1]. - The company has also provided a guarantee of RMB 150 million for Suqian Liansheng Additives, with a total guarantee balance of RMB 430 million [1][6]. - The total external guarantees provided by the company amount to RMB 645.75 million, which is 31.43% of the company's latest audited net assets [6]. Internal Decision-Making Process - The company held meetings on April 27, 2025, and May 19, 2025, to approve the external guarantee limits for the year 2025, allowing for a total guarantee amount not exceeding RMB 823.5 million [2][3]. Basic Information of the Guaranteed Entities - Yantai New Special Road is a wholly-owned subsidiary of the company, established in November 2016, with a registered capital of RMB 13.5 million and a focus on new materials technology [3][4]. - Suqian Liansheng Technology Co., Ltd. is a publicly listed company with a registered capital of RMB 418.97 million, involved in the research, production, and sales of polymer additives and fine chemical products [4]. Main Content of Guarantee Agreements - The guarantee for Yantai New Special Road is for a loan from Rizhao Bank Yantai Branch, with a guarantee period from June 26, 2025, to June 26, 2026 [5]. - The guarantee for Suqian Liansheng Additives is for a loan from Shanghai Pudong Development Bank Suqian Branch, with a guarantee period from June 26, 2025, to June 18, 2026 [5]. Necessity and Reasonableness of Guarantees - The guarantees are deemed necessary to ensure the normal operation of the subsidiaries, with the company maintaining control over their management and operations [5]. - The company asserts that these guarantees do not harm the interests of the company or its minority shareholders and are aligned with the company's overall interests and development plans [5]. Board of Directors' Opinion - The board has approved the guarantees, emphasizing the importance of strengthening financial internal controls and monitoring the economic performance of the guaranteed entities to mitigate risks [6].

证券代码：603065 证券简称：宿迁联盛 公告编号：2025-040 宿迁联盛科技股份有限公司 关于为子公司提供担保及接受子公司担保的进展公 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。 （一）担保的基本情况 因宿迁联盛科技股份有限公司（以下简称"公司"）子公司烟台新特路新材 料科技有限公司（以下简称"烟台新特路"）生产经营需要，公司于 2025 年 6 月 26 日与日照银行股份有限公司烟台分行（以下简称"日照银行烟台分行"）签 订《本金最高额保证合同》，为烟台新特路与日照银行烟台分行签订的主合同项 下的债务提供人民币 1,000.00 万元连带责任保证担保。上述担保不存在反担保。 因宿迁联盛科技股份有限公司生产经营需要，子公司宿迁联盛助剂有限公司 （以下简称"联盛助剂"）与上海浦东发展银行股份有限公司宿迁分行（以下简 称"浦发银行宿迁分行"）签订《最高额保证合同》，为公司与浦发银行宿迁分行 签订的主合同项下的债务提供人民币 15,000.00 万元连带责任保证担保。上述担 保不存在反担保。 重要内容提示： 担保对象 ...

Group 1: Industry Performance - The petrochemical and chemical indices showed nearly all positive performance last week, with the chemical raw materials index rising by 2.17%, the chemical machinery index increasing by 1.28%, the chemical pharmaceuticals index up by 0.45%, and the pesticide and fertilizer index climbing by 3.93% [1] - In the oil sector, the oil processing index decreased by 0.34%, while the oil extraction index rose by 2.37% and the oil trading index increased by 0.37% [1] Group 2: Commodity Prices - International crude oil prices experienced an overall increase due to multiple favorable factors, with WTI crude oil futures settling at $64.58 per barrel, up 6.23% from May 30, and Brent crude oil futures settling at $66.47 per barrel, up 4.02% from May 30 [1] - The top five petrochemical products with the highest price increases included liquid chlorine up by 11.83%, US light crude oil up by 6.23%, hydrochloric acid up by 4.62%, Brent crude oil up by 4.02%, and acrylic acid ester up by 2.48% [1] - The top five petrochemical products with the largest price declines included high hydrogen silicone oil down by 11.11%, vitamin E down by 8.51%, adipic acid down by 7.50%, organic silicon D4 down by 7.41%, and 2% biotin down by 6.90% [1] Group 3: Capital Market Performance - In the capital market, the top five listed chemical companies in terms of stock price increase were Lianhua Technology up by 39.13%, *ST Dazhi up by 28.99%, Zhongyida up by 22.51%, Suli Co. up by 21.56%, and Weike Technology up by 19.86% [2] - The bottom five listed chemical companies in terms of stock price decline were Hengtian Hailong down by 15.91%, Suzhou Longjie down by 12.58%, Wanlang Magnetic Plastic down by 8.66%, Suqian Liansheng down by 8.31%, and Lafang Cosmetics down by 8.06% [2]

国泰海通证券股份有限公司 关于宿迁联盛科技股份有限公司差异化分红事项的核查意见 国泰海通证券股份有限公司（以下简称"国泰海通"或"保荐机构"）作为 宿迁联盛科技股份有限公司（以下简称"公司"、"上市公司"或"宿迁联盛"） 的保荐机构，根据《中华人民共和国公司法》《中华人民共和国证券法》《证券发 行上市保荐业务管理办法》《上市公司股份回购规则》和《上海证券交易所上市 公司自律监管指引第 7 号——回购股份》等有关规定，对宿迁联盛 2024 年年度 利润分配所涉及的差异化分红（以下简称"本次差异化分红"）相关事项进行了 审慎核查，核查情况及核查意见如下： 一、本次差异化分红的原因 2024 年 3 月 9 日，宿迁联盛召开第二届董事会第十六次会议，审议通过了 《关于以集中竞价交易方式回购股份方案的议案》，同意公司使用自有资金通过 集中竞价交易方式进行股份回购，回购股份将用于股权激励或员工持股计划，回 购股份的资金总额不低于人民币 2,500 万元（含），不超过人民币 5,000 万元（含）， 回购股份的价格不超过人民币 16.19 元/股（含），回购股份的期限自董事会审议 通过本次回购股份方案之日起 12 个月内 ...

证券代码：603065 证券简称：宿迁联盛 公告编号：2025-039 宿迁联盛科技股份有限公司 2024年年度权益分派实施公告 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： 差异化分红送转： 是 一、 通过分配方案的股东大会届次和日期 每股分配比例 本次利润分配方案经公司2025 年 5 月 19 日的2024年年度股东会审议通过。 A 股每股现金红利0.10元（含税） 二、 分配方案 相关日期 | 股份类别 | 股权登记日 | 最后交易日 | 除权（息）日 | 现金红利发放日 | | --- | --- | --- | --- | --- | | Ａ股 | 2025/6/17 | － | 2025/6/18 | 2025/6/18 | 截至股权登记日下午上海证券交易所收市后，在中国证券登记结算有限责任公司上海分 公司（以下简称"中国结算上海分公司"）登记在册的本公司全体股东。 根据《上海证券交易所上市公司自律监管指引第 7 号——回购股份》，公司通过回购专用 证券账户所持有的股份 3,526,700 股不 ...

Core Points - The company announced a cash dividend of 0.10 yuan per share (including tax) for its A shares [1] - The profit distribution plan was approved at the annual shareholders' meeting on May 19, 2025 [1] - The total share capital of the company is 418,967,572 shares, with 3,526,700 shares held in a repurchase account not participating in the distribution [2][3] Dividend Distribution Details - The cash dividend distribution will be based on the total share capital minus the repurchased shares, resulting in a participating share capital of 415,440,872 shares [2] - The reference price for ex-dividend trading will be calculated as: (previous closing price - 0.09916) [2] - The key dates for the dividend distribution are as follows: - Record date: June 17, 2025 - Last trading day: June 18, 2025 - Ex-dividend date: June 18, 2025 [2] Taxation on Dividends - For individual shareholders holding shares for over one year, the dividend income is exempt from personal income tax, resulting in a net cash dividend of 0.10 yuan per share [4] - For shares held for one year or less, the company will not withhold personal income tax at the time of distribution, but tax will be calculated upon sale of the shares [4] - For limited sale condition shareholders, the dividend will be taxed at a reduced rate of 10% after a 50% reduction in taxable income [5] Additional Information - The company will not withhold corporate income tax for other institutional investors, allowing them to determine their own tax obligations [6] - The company has provided contact information for inquiries regarding the dividend distribution [6]

国泰海通证券股份有限公司 关于宿迁联盛科技股份有限公司差异化分红事项的核查意见 国泰海通证券股份有限公司（以下简称"国泰海通"或"保荐机构"）作为 宿迁联盛科技股份有限公司（以下简称"公司"、"上市公司"或"宿迁联盛"） 的保荐机构，根据《中华人民共和国公司法》《中华人民共和国证券法》《证券发 行上市保荐业务管理办法》《上市公司股份回购规则》和《上海证券交易所上市 公司自律监管指引第 7 号——回购股份》等有关规定，对宿迁联盛 2024 年年度 利润分配所涉及的差异化分红（以下简称"本次差异化分红"）相关事项进行了 审慎核查，核查情况及核查意见如下： 一、本次差异化分红的原因 2024 年 3 月 9 日，宿迁联盛召开第二届董事会第十六次会议，审议通过了 《关于以集中竞价交易方式回购股份方案的议案》，同意公司使用自有资金通过 集中竞价交易方式进行股份回购，回购股份将用于股权激励或员工持股计划，回 购股份的资金总额不低于人民币 2,500 万元（含），不超过人民币 5,000 万元（含）， 回购股份的价格不超过人民币 16.19 元/股（含），回购股份的期限自董事会审议 通过本次回购股份方案之日起 12 个月内 ...

证券代码：603065 证券简称：宿迁联盛 公告编号：2025-039 宿迁联盛科技股份有限公司 每股分配比例 A 股每股现金红利0.10元（含税） 相关日期 | 股份类别 | 股权登记日 | 最后交易日 | 除权（息）日 | 现金红利发放日 | | --- | --- | --- | --- | --- | | Ａ股 | 2025/6/17 | － | 2025/6/18 | 2025/6/18 | 差异化分红送转： 是 一、 通过分配方案的股东大会届次和日期 本次利润分配方案经公司2025 年 5 月 19 日的2024年年度股东会审议通过。 二、 分配方案 2024年年度权益分派实施公告 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： 截至股权登记日下午上海证券交易所收市后，在中国证券登记结算有限责任公司上海分 公司（以下简称"中国结算上海分公司"）登记在册的本公司全体股东。 根据《上海证券交易所上市公司自律监管指引第 7 号——回购股份》，公司通过回购专用 证券账户所持有的股份 3,526,700 股不 ...

Market Overview - The Shanghai Composite Index closed at 3384.82 points, below the five-day moving average, with a decline of 0.44% [1] - The total trading volume of A-shares reached 14,514.37 million yuan [1] Stocks Performance - A total of 219 A-shares broke through the five-day moving average today [1] - Stocks with significant deviation rates include: - Huaguang Yuanhai with a deviation rate of 20.27% and a daily increase of 26.88% [1] - Shuguang Shuchuang with a deviation rate of 15.32% and a daily increase of 24.01% [1] - Haooubo with a deviation rate of 12.92% and a daily increase of 20.00% [1] - Stocks with smaller deviation rates that just crossed the five-day moving average include: - Dongfang Precision, Zijin Bank, and Chuanheng Co., with minor deviation rates [1]