重要内容提示： 证券代码：603690 证券简称：至纯科技 公告编号：2024-057 上海至纯洁净系统科技股份有限公司关于 使用部分闲置募集资金暂时补充流动资金的公告 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。 公司拟使用总额不超过 12,000.00 万元的部分闲置募集资金暂时补充流动 资金，使用期限不超过 6 个月。 一、募集资金基本情况 经中国证券监督管理委员会（以下简称"中国证监会"）核发的《关于核准上 海至纯洁净系统科技股份有限公司非公开发行股票的批复》（证监许可 [2020]3020 号）批准，上海至纯洁净系统科技股份有限公司（以下简称"公司"） 以非公开发行股票的方式向特定投资者发行 47,749,661 股股票（以下简称"本次 发行"），发行价格为 28.79 元/股，募集资金总额 1,374,712,740.19 元，扣除各项 发行费用后的募集资金净额为 1,354,528,070.70 元。上述资金已于 2020 年 12 月 23 日到位，众华会计师事务所（特殊普通合伙）对本次发行募集资金到达公司 ...

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、准确性和完整性承担法律责任。 证券代码：603690 证券简称：至纯科技 公告编号：2024-056 上海至纯洁净系统科技股份有限公司 第五届监事会第三次会议决议公告 二、监事会会议审议情况 1、审议通过了《关于使用部分闲置募集资金暂时补充流动资金的议案》 表决结果：同意 3 票，反对 0 票，弃权 0 票。 特此公告。 一、监事会会议召开情况 上海至纯洁净系统科技股份有限公司监事会 上海至纯洁净系统科技股份有限公司（以下简称"公司"或"本公司"）监 事会已于 2024 年 4 月 30 日向全体监事发出了第五届监事会第三次会议通知。第 五届监事会第三次会议于 2024 年 5 月 7 日上午以现场结合通讯方式召开，会议 由监事会主席张婷女士主持，全体监事均出席会议。会议的召开符合《公司法》 《公司章程》的规定，所作决议合法有效。 2024 年 5 月 8 日 公司监事会认为：公司使用部分闲置募集资金暂时补充流动资金，有利于提 高募集资金使用效率，降低公司财务费用，符合公司全体股东利益，符合《上市 公司监管指 ...

国泰君安证券股份有限公司 关于上海至纯洁净系统科技股份有限公司 使用部分闲置募集资金暂时补充流动资金的核查意见 国泰君安证券股份有限公司（以下简称"国泰君安"或"保荐机构"）作为上海 至纯洁净系统科技股份有限公司（以下简称"至纯科技"、"上市公司"或"公司"） 的保荐机构，根据《公司法》、《证券法》、《证券发行上市保荐业务管理办法》、 《上市公司监管指引第 2 号——上市公司募集资金管理和使用的监管要求》、《上 海证券交易所上市公司自律监管指引第 1 号——规范运作》和《上海证券交易所 股票上市规则》等有关规定，对至纯科技使用部分闲置募集资金暂时补充流动资 金的相关事项进行了审慎核查，具体情况及核查意见如下： 一、募集资金基本情况 经中国证券监督管理委员会（以下简称"中国证监会"）核发的《关于核准 上海至纯洁净系统科技股份有限公司非公开发行股票的批复》（证监许可 [2020]3020 号）批准，上海至纯洁净系统科技股份有限公司（以下简称"公司"） 以非公开发行股票的方式向特定投资者发行 47,749,661 股股票（以下简称"本次 发行"），发行价格为 28.79 元/股，募集资金总额 1,374,712,7 ...

2023 年 6 月 21 日，经上海至纯洁净系统科技股份有限公司（以下简称"公 司"）第四届董事会第三十六次会议、第四届监事会第三十四次会议审议通过《关 于使用部分闲置募集资金暂时补充流动资金的议案》，同意将闲置募集资金中不 超过人民币 12,000.00 万元暂时用于补充公司流动资金，使用期限自董事会审议 通过之日起不超过 12 个月。具体内容详见公司 2023 年 6 月 22 日在上海证券交 易所网站披露的《关于使用部分闲置募集资金暂时补充流动资金的公告》（公告 编号：2023-067）。 自董事会审议通过后，公司使用闲置募集资金 12,000.00 万元暂时补充公司流 动资金。2024 年 5 月 6 日，公司已将上述用于暂时补充流动资金的募集资金 12,000.00 万元全部归还至公司募集资金专用账户，并已将上述募集资金归还情 况通知公司的保荐机构。 特此公告。 上海至纯洁净系统科技股份有限公司董事会 上海至纯洁净系统科技股份有限公司 关于归还暂时补充流动资金的募集资金的公告 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 ...

Investment Rating - The report maintains a "Buy" rating for the company based on its high growth potential [4][35]. Core Views - The company has shown steady revenue growth, with a 3.33% year-on-year increase in revenue to 3.151 billion yuan in 2023. The net profit attributable to the parent company increased by 33.58% to 377 million yuan, primarily due to investment gains from equity disposals [9][19]. - The company benefits from the import substitution in semiconductor cleaning equipment and has expanded its consumables and services, which opens up growth opportunities [10][52]. - The company has a strong order backlog, with new orders totaling 13.77 billion yuan in Q1 2024, indicating robust demand in the semiconductor sector [13][44]. Summary by Sections Financial Performance - In 2023, the company achieved a revenue of 31.51 billion yuan, with system integration and materials contributing 23.8 billion yuan, a 5.73% increase year-on-year. Equipment business revenue was 7.6 billion yuan, down 3.69% [9][18]. - The company's gross profit margin for 2023 was 33.81%, a decrease of 1.55 percentage points year-on-year, while the net profit margin was 10.41%, an increase of 1.22 percentage points [34][39]. Order and Inventory Management - As of Q1 2024, the company's contract liabilities reached 542 million yuan, up 78.77% year-on-year, and inventory was 2.975 billion yuan, up 43.86% [13][45]. - The company signed new orders worth 132.93 billion yuan in 2023, including long-term contracts for electronic materials and specialized services [13][44]. Profitability and Valuation - The report adjusts the net profit forecast for 2024 and 2025 to 520 million yuan and 660 million yuan, respectively, with a projected net profit of 780 million yuan for 2026. The current market value corresponds to dynamic P/E ratios of 19, 15, and 13 times for the respective years [4][35].

证券代码：603690 证券简称：至纯科技 公告编号：2024-054 上海至纯洁净系统科技股份有限公司 关于股东部分股份解除质押的公告 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： 本次部分股份解除质押前，蒋渊女士累计质押公司股份 42,980,000 股， 占其所持公司股份的 49.9985%，占公司股份总数的 11.1062%；公司控股股东、 实际控制人蒋渊女士及其一致行动人陆龙英女士、共青城尚纯科技产业投资合伙 企业（有限合伙）（以下简称"尚纯投资"）合计持有公司 113,663,643 股非限 售流通股，占公司股份总数的 29.3711%，累计质押股份数量为 42,980,000 股， 占其合计所持公司股份的 37.8133%，占公司股份总数的 11.1062%。 本次部分股份解除质押后，蒋渊女士累计质押公司股份 31,460,000 股， 占其所持公司股份的 36.5973%，占公司股份总数的 8.1294%；公司控股股东、 实际控制人蒋渊女士及其一致行动人陆龙英女士、尚纯投资合计质押股份数量为 ...

本报告仅供 Choice 东方财富 使用，请勿传阅。 23 年营收同比略增，新增订单大幅提 高 1.公司发布 2023 年年度报告，2023 年度实现营收 31.51 亿元，同比 增加 3.33%；实现归属于母公司所有者净利润 3.77 亿元，同比增加 33.58%；实现扣非归母净利润 1.02 亿元，同比减少 64.25%。 2.从 Q4 单季度业绩来看，实现营收 9.52 亿元，同比减少 15.27%， 环比增加 32.47%；实现归属于母公司所有者净利润 1.81 亿元，同比 增加 51.29%，环比增加 107.49%；实现扣非归母净利润-0.49 亿元。 3.公司发布 2024 年第一季度报告，2024Q1 实现营收 8.11 亿元，同 比增加 3.48%，环比减少 14.80%；实现归属于母公司所有者净利润 0.64 亿元，同比增加 1.45%，环比减少 64.91%；实现扣非归母净利 润 0.63 亿元，同比增加 8.64%。 23 年营收同比略增，新增订单大幅提高： 半导体清洗设备全面覆盖，高端产品不断突破： 公司旗下至微科技是国内湿法设备主要供应商之一，能够覆盖晶圆制 造中包括逻辑电路、高密 ...

证券代码：603690 证券简称：至纯科技 公告编号：2024-043 上海至纯洁净系统科技股份有限公司 关于召开 2023 年度业绩暨现金分红说明会的公告 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： https://roadshow.sseinfo.com/） 会议召开方式：上证路演中心视频和网络互动 投资者可于 2024 年 05 月 22 日（星期三） 至 05 月 28 日（星期 二）16:00 前登录上证路演中心网站首页点击"提问预征集"栏目或 通过公司邮箱 dong_ban@pncs.cn 进行提问。公司将在说明会上对投 资者普遍关注的问题进行回答。 上海至纯洁净系统科技股份有限公司（以下简称"公司"）已于 2024 年 4 月 30 日发布公司 2023 年度报告，为便于广大投资者更全 面深入地了解公司 2023 年度经营成果、财务状况，公司计划于 2024 年 05 月 29 日 下午 15:00-16:30 举行 2023 年度业绩暨现金分红说明 会，就投资者关心的问题进行交流。 一、 说 ...

Financial Performance - The net profit attributable to shareholders increased by 33.58% compared to the same period last year, mainly due to investment income from equity disposal and gains from fair value changes [31]. - Basic earnings per share for 2023 was CNY 1.059, representing a 19.12% increase from CNY 0.889 in 2022 [31]. - The company reported a diluted earnings per share of CNY 1.058 for 2023, up 19.14% from CNY 0.888 in 2022 [31]. - The company's operating revenue for 2023 was approximately ¥3.15 billion, representing a 3.33% increase from ¥3.05 billion in 2022 [52]. - Net profit attributable to shareholders for 2023 was approximately ¥377.28 million, a significant increase of 33.58% compared to ¥282.44 million in 2022 [52]. - The net profit attributable to shareholders after deducting non-recurring gains and losses decreased by 64.25% to approximately ¥102.06 million, down from ¥285.45 million in 2022 [52]. - The total operating revenue for Q4 2023 reached CNY 952,379,298.95, showing a significant increase compared to previous quarters [34]. - The company reported a net profit of 489,451.95 million, reflecting significant financial performance during the reporting period [36]. Cash Flow and Operating Activities - The net cash flow from operating activities for Q2 2023 was negative CNY 734,606,778.36, indicating challenges in cash generation during that period [34]. - The cash flow from operating activities showed a net outflow of ¥811,240,297.48, slightly worse than the previous year's outflow of ¥807,879,519.50 [152]. - The financing activities generated a net cash inflow of ¥1,085,329,537.22, an increase of 18.65% from ¥914,729,038.72 in the previous year [152]. - The company has seen a significant decrease in cash outflow from investment activities due to the disposal of certain long-term equity investments [131]. Research and Development - The company's R&D investment increased from ¥13 million in 2017 to ¥307 million in 2023, reflecting a strong commitment to innovation [66]. - The total R&D investment amounted to ¥307,132,133.63, accounting for 9.75% of the operating revenue [179]. - Research and development expenses rose by 16.35% to ¥224,079,701.50, up from ¥192,593,787.16 in the previous year [152]. - The company has applied for a total of 733 patents, including 337 invention patents, and has been granted 487 patents, demonstrating a strong commitment to technology innovation and intellectual property protection [97]. - The company has accumulated 733 patent applications, including 337 invention patents, and has 487 authorized patents, with 154 being invention patents [147]. - The company employed 354 R&D personnel, making up 19.5% of the total workforce [184]. Operational Developments - The company has successfully launched the second phase of the Qidong base, the Haining base, and the Japan factory, enhancing production capacity to support main business development [94]. - The company has established the first complete component cleaning anode production line in Hefei, providing cleaning and surface treatment services for equipment components [92]. - The company has made significant progress in building a local supply chain for process equipment, achieving its stage goals through order-driven and collaborative development initiatives [96]. - The company has positioned itself as a local supplier capable of providing all wet process technologies for the 28nm process node, utilizing advanced technologies for efficient particle removal [119]. - The company has expanded its product offerings to include a variety of equipment and services for the semiconductor industry, focusing on meeting diverse customer needs throughout the product lifecycle [126]. - The company has strategically positioned itself in the wet process equipment sector, aiming to meet the needs of core users and equipment manufacturers [195]. Market and Clientele - The company's core clients include major domestic enterprises such as Shanghai Huali, SMIC, and Changjiang Storage, indicating a strong market presence [148]. - The company has signed long-term orders for electronic materials and specialized services, with amounts ranging from 5 to 15 years [93]. - The revenue from the North China region was ¥329,195,794.34, showing a decline of 18.25% year-on-year [172]. - The South China region experienced a revenue drop of 28.83%, with an operating revenue of ¥266,283,730.86 [172]. - The Southwest region's revenue increased by 7.33% to ¥199,866,197.10, with a gross profit margin of 34.55% [172]. Quality and Risk Management - There were no substantial risks that could materially impact the company's operations, as detailed in the management discussion section [39]. - The audit committee confirmed that the financial statements for 2023 accurately reflect the company's financial condition without any significant misstatements or fraud [39]. - The company has implemented effective quality control measures and service guarantees, resulting in stable growth in orders and revenue from integrated circuit-related businesses [128]. Strategic Goals and Future Outlook - The company has increased its inventory of components and raw materials to improve supply chain efficiency and accelerate order delivery amid tight supply conditions in semiconductor materials [87]. - The company has implemented effective plans to reduce financial costs and adjust resource allocation among different business segments to achieve net profit growth in the future [87]. - The company’s product line and capacity construction are now capable of supporting the delivery of annual orders exceeding 10 billion yuan, laying a foundation for achieving its 3-5 year operational strategic goals [95]. - The company emphasizes the LAB2FAB® strategy initiated in 2005, focusing on R&D to meet customer demands in innovation fields [99].

Shareholder Information - The total number of common shareholders at the end of the reporting period was 63,115[1] - The top shareholder, Jiang Yuan, holds 85,962,648 shares, representing 22.21% of the total shares[1] - The company has a significant number of pledged shares, with Jiang Yuan having 42,980,000 shares pledged[1] - The top ten shareholders include various institutional and individual investors, with the largest institutional investor holding 3.93% of the shares[3] - The company has not reported any changes in the top ten shareholders due to securities lending activities[8] Financial Performance - The company reported a steady growth in operating performance, with new orders in Q1 2024 amounting to 1.377 billion RMB, including 513 million RMB for process equipment[9] - Total operating revenue for Q1 2024 reached ¥811,384,104.30, an increase of 3.6% compared to ¥784,088,334.53 in Q1 2023[23] - Total operating costs for Q1 2024 were ¥753,584,462.38, up from ¥724,557,572.97 in Q1 2023, reflecting a year-over-year increase of 4.1%[23] - The company reported a gross profit margin of approximately 30.5% for Q1 2024, compared to 33.8% in Q1 2023, indicating a decline in profitability[23] - The net profit for Q1 2024 is CNY 47,603,407.78, a decrease of 21.1% compared to CNY 60,309,023.97 in Q1 2023[27] - The total profit for Q1 2024 is CNY 71,104,711.19, down from CNY 79,044,222.92 in the same period last year, reflecting a decline of 10.5%[27] - Operating income for Q1 2024 is CNY 70,836,838.88, compared to CNY 79,225,511.15 in Q1 2023, indicating a decrease of 10.5%[27] - The total comprehensive income for Q1 2024 is CNY 42,961,370.96, compared to CNY 60,121,071.12 in Q1 2023, reflecting a decline of 28.5%[27] - The net profit attributable to shareholders for Q1 2024 was CNY 63,585,432.40, reflecting a year-over-year increase of 1.45%[44] - The net profit attributable to shareholders after deducting non-recurring gains and losses was CNY 62,646,791.52, which is an increase of 8.64% compared to the same period last year[44] Assets and Liabilities - As of March 31, 2024, total current assets reached approximately 7.574 billion RMB, an increase from 7.268 billion RMB at the end of 2023[13] - Accounts receivable increased to approximately 2.636 billion RMB from 2.419 billion RMB, reflecting a growth of about 9%[13] - Inventory as of March 31, 2024, was approximately 2.975 billion RMB, up from 2.650 billion RMB, indicating a growth of about 12%[13] - Non-current assets totaled ¥4,807,003,823.56, an increase of 3.3% from ¥4,651,909,219.84 in the previous period[19] - Total liabilities increased to ¥7,265,847,594.29 in Q1 2024, compared to ¥6,853,058,227.34 in Q1 2023, marking a rise of 6.0%[19] - Long-term borrowings increased to ¥1,617,458,237.14 from ¥1,438,894,743.15, reflecting a growth of 12.4%[19] - The company's total assets at the end of Q1 2024 amounted to CNY 12,380,990,652.29, a 3.87% increase from the end of the previous year[47] Cash Flow - The cash flow from operating activities for Q1 2024 is negative at CNY -261,824,475.24, compared to a positive CNY 206,615,181.42 in Q1 2023[35] - Cash inflow from operating activities totaled CNY 706,062,930.77 in Q1 2024, down from CNY 1,145,405,014.90 in Q1 2023, a decline of 38.4%[31] - The net cash outflow from investing activities of CNY -156,934,780.24 in Q1 2024, compared to CNY -369,968,838.73 in Q1 2023[35] - The net cash inflow from financing activities for Q1 2024 is CNY 216,779,267.75, down from CNY 465,586,329.94 in Q1 2023[35] - The ending cash and cash equivalents balance for Q1 2024 is CNY 500,094,044.88, a decrease from CNY 1,214,056,826.63 in Q1 2023[35] Earnings and Returns - Basic earnings per share for Q1 2024 is CNY 0.166, down from CNY 0.197 in Q1 2023, a decrease of 15.7%[29] - The weighted average return on equity for Q1 2024 was 1.29%, a decrease of 0.1 percentage points compared to the previous year[47] - The company reported a decrease in diluted earnings per share of 15.31% compared to the previous year[47]