Core Viewpoint - Shanghai Zhichun Clean System Technology Co., Ltd. has announced an adjustment to the maximum repurchase price of its shares following a cash dividend distribution, reflecting changes in the company's capital structure and shareholder returns [1][2]. Share Repurchase Basic Information - The company will repurchase its shares using a combination of a special loan from Industrial Bank Co., Ltd. and its own funds, with a total repurchase amount between RMB 80 million and RMB 160 million [1]. - The maximum repurchase price was adjusted from RMB 33.65 per share to RMB 33.60 per share, effective from July 15, 2025 [2][3]. Reasons for Price Adjustment - The adjustment in the repurchase price is due to the cash dividend distribution of RMB 0.05 per share, which necessitates a recalibration of the repurchase price to maintain the total cash dividend amount [1][2]. - The calculation for the adjusted repurchase price considers the cash dividend and the company's total share capital changes [2]. Other Matters - Other aspects of the share repurchase plan remain unchanged, and the company will comply with relevant regulations for timely information disclosure [3][4].

证券代码：603690 证券简称：至纯科技 公告编号：2025-065 上海至纯洁净系统科技股份有限公司关于 2024 年度 权益分派后调整回购股份价格上限的公告 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： 一、股份回购基本情况 上海至纯洁净系统科技股份有限公司（以下简称"公司"）于 2024 年 10 月 28 日召开第五届董事会第八次会议审议通过《关于以集中竞价交易方式回购 股份方案的议案》，同意公司使用兴业银行股份有限公司上海分行提供的专项贷 款及自有资金以集中竞价交易方式回购公司已发行的部分人民币普通股股票。回 购的股份将在未来适宜时机全部用于员工持股计划或股权激励，回购价格不超过 人民币 33.65 元/股（含），回购资金总额不低于人民币 8,000 万元（含），不超 过人民币 16,000 万元（含），回购期限自公司董事会审议通过本次回购方案之 日起 12 个月内。具体内容详见公司分别于 2024 年 10 月 29 日、2024 年 11 月 1 日在上海证券交易所网站披露的《关于以集中竞价交 ...

Core Points - The company announced a cash dividend distribution of 0.0501 CNY per share for the fiscal year 2024, approved at the annual shareholders' meeting on June 16, 2025 [2][4] - The total cash dividend to be distributed amounts to approximately 19.01 million CNY, based on a total share capital of 383,644,650 shares, excluding shares held in the repurchase account [4][5] - The dividend distribution will be executed through the China Securities Depository and Clearing Corporation Limited, with specific provisions for different types of shareholders regarding tax implications [9][12] Dividend Distribution Details - The cash dividend of 0.0501 CNY per share is applicable to all shareholders registered by the end of the trading day prior to the dividend record date [3][4] - The company will adjust the per-share cash distribution if there are changes in total share capital due to events like convertible bond conversions or share repurchases, while maintaining the total cash dividend amount [4][5] - The reference price for ex-dividend trading will be calculated based on the previous closing price minus the cash dividend, with no change in the number of circulating shares [6][7] Tax Implications - For individual shareholders holding unrestricted shares, the company will not withhold income tax at the time of dividend distribution, but tax will be calculated based on the holding period when shares are sold [9][10] - For foreign institutional investors (QFII), a withholding tax of 10% will be applied to the dividend, resulting in a net distribution of approximately 0.04509 CNY per share after tax [11][12] - Different tax treatments apply to various categories of shareholders, including those holding restricted shares and investors from Hong Kong, with specific guidelines for tax treaty benefits [10][12]

国浩律师(上海)事务所 法律意见书 国浩律师(上海)事务所 关于上海至纯洁净系统科技股份有限公司 实施差异化权益分派之 法律意见书 致:上海至纯洁净系统科技股份有限公司 国浩律师(上海)事务所(以下简称"本所")接受上海至纯洁净系统科技 股份有限公司(以下简称"至纯科技"或"公司")的委托,就公司 2024年度 实施差异化权益分派(以下简称"本次差异化分派")事项,按照律师行业公认 的业务标准、道德规范和勤勉尽责精神,开展核查工作,出具本法律意见书。 第一节 引言 本所律师依据本法律意见书出具日以前已发生或存在的事实和中国现行法 律、法规和中国证券监督管理委员会的有关规定发表法律意见,并声明如下; (一)本所及本所律师依据《中华人民共和国证券法》《律师事务所从事证 券法律业务管理办法》和《律师事务所证券法律业务执业规则(试行)》等规定 及本法律意见书出具目以前已经发生或者存在的事实,严格履行了法定职责, 遵循了勤勉尽责和诚实信用原则,进行了充分的核查验证,保证本法律意见书 所认定的事实真实、准确、完整,所发表的结论性意见合法、准确,不存在虚 假记载、误导性陈述或者重大遗漏,并承担相应法律责任; (二)公司保证 ...

证券代码：603690 证券简称：至纯科技 公告编号：2025-064 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 | 2025/7/14 | － | 2025/7/15 | 2025/7/15 | 差异化分红送转： 是 上海至纯洁净系统科技股份有限公司 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： 每股分配比例 A 股每股现金红利0.0501元 一、 通过分配方案的股东会届次和日期 本次利润分配方案经公司2025 年 6 月 16 日的2024年年度股东会审议通过。 二、 分配方案 1. 发放年度：2024年年度 2. 分派对象： 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》等有关规定，公 ...

Core Viewpoint - The semiconductor materials ETF is showing strong performance, with significant increases in both price and trading volume, indicating a positive market sentiment towards the semiconductor materials and equipment sector [3][4]. Group 1: ETF Performance - As of July 8, 2025, the semiconductor materials ETF (562590) rose by 1.27%, with a latest price of 1.11 yuan [3]. - Over the past two weeks, the ETF has accumulated a rise of 1.85%, ranking 2nd out of 5 comparable funds [3]. - The ETF's trading volume was active, with a turnover rate of 16.45% and a transaction value of 54.74 million yuan [3]. - The average daily trading volume over the past year was 17.32 million yuan, ranking 2nd among comparable funds [3]. Group 2: Scale and Share Growth - In the past week, the ETF's scale increased by 4.11 million yuan, placing it 1st out of 5 comparable funds in terms of scale growth [3]. - The ETF's share count grew by 8 million shares in the past week, also ranking 1st among comparable funds [3]. Group 3: Tracking Accuracy - As of July 7, 2025, the ETF's tracking error over the past two months was 0.015%, the highest accuracy among comparable funds [3]. Group 4: Index Composition - The CSI Semiconductor Materials and Equipment Theme Index (931743) includes 40 listed companies involved in semiconductor materials and equipment, reflecting the overall performance of this sector [4]. - The top ten weighted stocks in the index account for 62.78% of the total index weight, with notable companies including Northern Huachuang (002371) and Zhongwei Company (688012) [4][6].

Core Viewpoint - The company has adjusted its profit distribution plan for the fiscal year 2024, increasing the cash dividend per share from RMB 0.05 to RMB 0.0501 due to changes in the number of shares eligible for profit distribution resulting from share buybacks [1][2][3] Group 1: Profit Distribution Plan - The company plans to distribute a cash dividend of RMB 0.0501 per share (including tax), which represents 80.58% of the net profit attributable to shareholders [2][3] - The total number of shares eligible for profit distribution is 379,510,709 after accounting for shares held in the buyback account [3][5] - The total cash dividend amount is approximately RMB 19,013,486.52 (including tax) [5] Group 2: Share Buyback Details - The company approved a share buyback plan with a total budget between RMB 80 million and RMB 160 million, with a maximum buyback price of RMB 33.65 per share [7][8] - As of June 2025, the company has repurchased a total of 2,784,601 shares, accounting for 0.73% of the total share capital, with a total expenditure of approximately RMB 69.37 million [9] - The buyback shares will be used for employee stock ownership plans or equity incentives in the future [7][8]

证券代码：603690 证券简称：至纯科技 公告编号：2025-062 上海至纯洁净系统科技股份有限公司 关于股份回购进展公告 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。 重要内容提示： | 回购方案首次披露日 | 2024/10/29 | | | | | | | | | --- | --- | --- | --- | --- | --- | --- | --- | --- | | 回购方案实施期限 | 年 2024 28 10 | 10 | 月 | 日~2025 | 年 | 月 | 27 | 日 | | 预计回购金额 | 8,000万元~16,000万元 | | | | | | | | | 回购用途 | □减少注册资本 √用于员工持股计划或股权激励 □用于转换公司可转债 | | | | | | | | | 累计已回购股数 | □为维护公司价值及股东权益 2,784,601股 | | | | | | | | | 累计已回购股数占总股本比例 | 0.73% | | | | | | | | | 累计已回购金额 | 6,937. ...

证券代码：603690 证券简称：至纯科技 公告编号：2025-063 上海至纯洁净系统科技股份有限公司关于 2024 年度利润分配方案调整每股分配比例的公告 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： 分配比例：每股派发现金红利由人民币 0.05 元（含税）调整为人民币 0.0501 元（含税） 1 本次调整原因：自利润分配预案公告披露之日起至本公告披露日，公司 通过上海证券交易所交易系统以集中竞价交易方式实施股份回购，导致公司实际 享有利润分配权利的股份总数发生变动，公司按照分配总额不变，相应调整每股 分配比例的原则，对公司 2024 年度利润分配方案的每股分配比例进行相应调整。 一、经股东会审议通过的 2024 年度利润分配方案 2025 年 6 月 16 日，上海至纯洁净系统科技股份有限公司（以下简称"公司"） 2024 年年度股东会审议通过《关于 2024 年度利润分配预案的议案》，具体分配 方案如下：公司 2024 年度拟以实施权益分派股权登记日登记的总股本为基数分 配利润，向全体股东每股派发现 ...

证券代码：603690 证券简称：至纯科技 公告编号：2025-061 上海至纯洁净系统科技股份有限公司 1 关于发行股份及支付现金购买资产并募集配套资金 暨关联交易事项的进展公告 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、本次交易的基本情况 上海至纯洁净系统科技股份有限公司（以下简称"公司"）正在筹划通过发 行股份及支付现金方式购买贵州威顿晶磷电子材料股份有限公司（以下简称"威 顿晶磷"）83.7775%股份并募集配套资金（以下简称"本次交易"）。本次交易完 成后，威顿晶磷将成为公司的控股子公司。本次交易预计不构成《上市公司重大 资产重组管理办法》规定的重大资产重组；本次交易不会导致公司实际控制人发 生变更，不构成重组上市。 二、本次交易的进展情况 根据上海证券交易所的相关规定，经公司申请，公司股票自2025年2月17日 （星期一）开市起开始停牌，预计停牌时间不超过10个交易日。详见公司2025 年2月15日披露于上海证券交易所网站的《关于筹划发行股份及支付现金购买资 产并募集配套资金事项的停牌公告》（公告编号：2 ...