证券代码：300554 证券简称：三超新材 公告编号：2025-014 本公司及监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。 一、会议召开情况 南京三超新材料股份有限公司（以下简称"公司"）于 2025 年 4 月 24 日在江 苏三超公司会议室以现场结合通讯方式召开第四届监事会第五次会议，会议通知 于 2025 年 4 月 14 日以微信、电子邮件方式发出。会议应出席监事 3 人，实际出 席监事 3 人，其中夏小军通讯参会。会议由监事会主席夏小军先生召集并主持。 本次监事会的召集和召开符合《中华人民共和国公司法》（以下简称"《公司法》"） 《中华人民共和国证券法》（以下简称"《证券法》"）及《公司章程》的规定。 二、会议审议情况 全体监事经认真审议和表决，形成以下决议： （一）审议通过了《关于公司 2024 年度监事会工作报告的议案》 南京三超新材料股份有限公司 第四届监事会第五次会议决议的公告 议案表决情况：本议案有效表决票 3 票，同意 3 票，反对 0 票，弃权 0 票。 本议案尚需提交公司股东大会审议。 具体内容详见公司披露在巨潮资讯网上的公告。 （二）审 ...

证券代码：300554 证券简称：三超新材 公告编号：2025-013 南京三超新材料股份有限公司 第四届董事会第五次会议决议的公告 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。 一、会议召开情况 南京三超新材料股份有限公司（以下简称"公司"）于 2025 年 4 月 24 日在 江苏三超公司会议室以现场结合通讯方式召开第四届董事会第五次会议，会议通 知于 2025 年 4 月 14 日以微信、邮件通知方式发出。会议应出席董事 9 人，实际 出席董事 9 人，其中邹余耀、周海鑫、姜东星、邹海培通讯参会。董事长因公出 差未能主持会议，经半数以上董事共同推举，推选董事吉国胜先生主持本次会议。 本次董事会的召开符合《中华人民共和国公司法》（以下简称"《公司法》"） 《中华人民共和国证券法》（以下简称"《证券法》"）及《公司章程》的规定， 会议合法、有效。 二、会议审议情况 全体董事经认真审议和表决，形成以下决议： 并将在公司 2024 年度股东大会上进行述职。 董事会依据独立董事出具的《独立董事独立性自查情况表》，编写了《董事 会关于独立董事独立性情况的专项意见》 ...

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。 证券代码：300554 证券简称：三超新材 公告编号：2025-016 南京三超新材料股份有限公司 关于 2024 年度不进行利润分配的专项说明 | | | | 现金分红总额（元） | 0 | 9,136,926.16 | 0 | | --- | --- | --- | --- | | 回购注销总额（元） | 0 | 0 | 0 | | 归属于上市公司股东的净利润 | -140,938,418.77 | 26,915,041.92 | 12,830,661.42 | | （元） | | | | | 合并报表本年度末累计未分配利 | | -3,257,601.59 | | | 润（元） | | | | | 母公司报表本年度末累计未分配 | | 121,379,389.59 | | | 利润（元） | | | | | 上市是否满三个 | | 是 | | | 完整会计年度 | | | | | 最近三个会计年度累计现金分红 | | 9,136,926.16 | | | 总额（元） | | | | | 最近三个会计年度累计 ...

Financial Performance - The company's operating revenue for Q1 2025 was ¥50,398,979.08, a decrease of 54.78% compared to ¥111,457,656.75 in the same period last year[5] - The net profit attributable to shareholders was a loss of ¥6,255,828.56, representing a decline of 267.47% from a profit of ¥3,735,485.59 in the previous year[5] - Basic earnings per share for Q1 2025 were CNY -0.0548, compared to CNY 0.0327 in the same period last year[24] - Net profit for Q1 2025 was a loss of CNY 6,105,703.89, compared to a profit of CNY 3,037,337.25 in Q1 2024[23] - Total operating costs for Q1 2025 were CNY 62,691,629.73, down 44.8% from CNY 113,311,454.30 year-over-year[22] Cash Flow and Liquidity - The net cash flow from operating activities improved to ¥15,561,413.39, a 129.79% increase compared to a negative cash flow of ¥52,243,498.59 last year[5] - Operating cash flow for the period was ¥15,561,413.39, a significant improvement from the previous period's negative cash flow of ¥-52,243,498.59[25] - Total cash inflow from investment activities reached ¥306,498,163.05, compared to ¥35,149,150.68 in the previous period, indicating a substantial increase[26] - Net cash flow from investment activities was ¥47,456,610.07, a recovery from the previous period's negative cash flow of ¥-26,553,546.72[26] - Cash and cash equivalents at the end of the period totaled ¥176,188,876.20, up from ¥60,695,210.98 in the previous period[26] - Cash inflow from financing activities was ¥18,126,860.27, down from ¥58,023,500.00 in the previous period[26] - Net cash flow from financing activities was ¥-167,267.97, a decline from the previous period's positive cash flow of ¥31,804,359.82[26] - Total cash outflow from operating activities was ¥40,916,629.68, significantly lower than ¥108,344,081.55 in the previous period[25] - Cash received from other investment activities was ¥306,000,000.00, a notable increase from ¥35,000,000.00 in the previous period[26] - Cash paid for purchasing fixed assets was ¥8,041,552.98, down from ¥31,572,697.40 in the previous period[26] Assets and Liabilities - The total assets at the end of the reporting period were ¥958,490,752.48, down 1.36% from ¥971,742,672.39 at the end of the previous year[5] - Total liabilities decreased to CNY 291,855,194.32 from CNY 301,627,295.53 quarter-over-quarter[19] - The company's equity attributable to shareholders decreased to CNY 652,113,063.18 from CNY 658,243,006.55[19] - Accounts receivable decreased to ¥101,381,775.89 from ¥126,296,684.28, a decline of approximately 20%[17] - Inventory slightly decreased to ¥131,221,209.15 from ¥133,528,716.36, a reduction of about 2%[17] - The total current assets at the end of the period amounted to ¥479,761,821.57, down from ¥489,984,784.85, indicating a decrease of approximately 2.5%[17] Shareholder Information - The total number of common shareholders at the end of the reporting period is 15,804[12] - The largest shareholder, Zou Yuyao, holds 40.79% of shares, totaling 46,588,714 shares, with 34,941,535 shares pledged[12] - The company has no preferred shareholders or changes in restricted shares during the reporting period[13] - The total number of restricted shares remains at 35,072,856, with no new restrictions added[15] - The company has not reported any significant changes in major shareholders or their shareholding status[12] Other Financial Metrics - The company's weighted average return on equity was -0.95%, a decrease of 1.41% from 0.46% in the previous year[5] - The company reported a significant increase in cash and cash equivalents, rising by 53.84% to ¥176,189,006.22 due to the maturity of bank wealth management products[11] - The company experienced an 84.63% decrease in trading financial assets, dropping to ¥10,000,000.00, primarily due to the maturity of bank wealth management products[11] - The company’s financial expenses increased by 68.14% to ¥1,125,587.94, mainly due to higher bank loan interest expenses[11] - The company recorded a 202.98% increase in other operating income, amounting to ¥57,207.85, attributed to an increase in unpayable amounts[11] - The company’s investment income rose by 195.25% to ¥300,940.82, primarily due to increased returns from bank wealth management products[11] - Research and development expenses for Q1 2025 were CNY 6,696,640.45, down from CNY 9,057,912.01 year-over-year[22] - Other comprehensive income after tax for Q1 2025 was CNY 125,885.19, compared to CNY -224,302.80 in the same period last year[24] Strategic Developments - There are no new strategies or major developments mentioned in the conference call regarding market expansion or product development[16] - The company did not undergo an audit for the first quarter report[27]

Financial Performance - The company reported a revenue of RMB 348.83 million for the year, a decrease of 27.49% year-on-year[3]. - The net profit attributable to shareholders was a loss of RMB 140.94 million, down 623.64% year-on-year[3]. - The company's operating revenue for 2024 was ¥348,828,326.12, a decrease of 27.49% compared to ¥481,047,822.26 in 2023[20]. - The net profit attributable to shareholders for 2024 was -¥140,938,418.77, representing a decline of 623.64% from ¥26,915,041.92 in 2023[20]. - The total assets at the end of 2024 were ¥971,742,672.39, down 17.97% from ¥1,184,613,927.77 at the end of 2023[20]. - The weighted average return on equity for 2024 was -19.23%, a decrease of 22.79% from 3.56% in 2023[20]. - The company reported a significant decline in sales prices and orders for silicon cutting wire due to fluctuations in the photovoltaic industry, impacting overall performance[47]. - The company achieved a total investment of 30,344.91 million, with a cumulative investment of 23,396.67 million by the end of the reporting period[91]. Market Conditions - The decline in revenue was primarily attributed to a decrease in orders for diamond wire and a significant drop in product prices[4]. - The company reported a significant increase in semiconductor consumables revenue, although overall revenue declined due to a drop in silicon slicing line prices and sales[29]. - The demand for diamond wire saw a significant increase due to the rapid development of the photovoltaic industry, which has led to record-high new installed capacity[32]. - The semiconductor industry presents a substantial market opportunity for diamond tools, driven by the domestic supply chain's localization and import substitution[38]. - The company faced challenges in the photovoltaic industry, leading to a significant decline in demand for silicon cutting lines and a reduction in orders for diamond wire and ring lines[61]. - The company is facing intensified competition in the diamond wire and diamond grinding wheel markets, with potential price declines affecting market position and profit margins, necessitating ongoing R&D and cost optimization efforts[105]. Research and Development - The company continues to focus on research and development to cultivate new growth points and expand into new markets[5]. - The company invested 36.34 million yuan in R&D expenses, accounting for 10.42% of operating revenue, marking the first time it exceeded 10%[60]. - The company has several ongoing R&D projects aimed at launching new products, including quartz grinding wheels and resin-bonded polishing wheels, to enhance market competitiveness[74][75]. - The company has established a research and development center in Japan to enhance its capabilities in diamond wheel product innovation[50]. - The company is currently developing a fully automatic mother-and-child axis thinning machine, marking its entry into the semiconductor manufacturing equipment sector[62]. - The company plans to launch new semiconductor processing equipment, including automatic thinning machines and edge polishing machines, in the near future[41]. Operational Strategies - The company plans to optimize internal management and adjust personnel structure to stabilize existing business operations[5]. - The company has established a robust procurement and production model to effectively control operational risks and meet expanding business needs[42]. - The company has implemented cost-saving measures by temporarily shutting down production lines and optimizing personnel in response to the downturn in the photovoltaic sector[61]. - The company has established stable business relationships with major clients in the photovoltaic and sapphire industries, including Jiangsu Xiexin and TCL Zhonghuan[54]. - The company has implemented measures to optimize production processes and reduce material waste to mitigate raw material cost pressures[112]. Governance and Compliance - The governance structure includes a board of directors with 9 members, including 3 independent directors, ensuring compliance with legal and regulatory requirements[120]. - The company held 2 shareholder meetings during the reporting period, adhering to legal protocols and ensuring equal rights for all shareholders[120]. - The company has a complete independent procurement, production, sales, and R&D system, demonstrating its autonomous operational capabilities[126]. - The company has established a comprehensive internal control system to ensure compliance with relevant laws and regulations, enhancing transparency and protecting shareholder interests[176]. - The company received a warning letter from the Jiangsu Securities Regulatory Bureau for not timely disclosing important information, and it is taking corrective actions[191]. Future Outlook - The company aims to become a leading supplier of precision superhard material products with international influence[99]. - In 2025, the company plans to maintain a high level of R&D investment, focusing on improving product quality and core competitiveness, particularly in reducing the manufacturing costs of diamond wires and enhancing the stability and yield of diamond grinding wheels[100]. - The company plans to mitigate risks from economic fluctuations by diversifying its product offerings and expanding into different market regions, both domestically and internationally[110]. - The company is focused on maintaining product competitiveness through continuous technological advancements and new product development to counter potential market disruptions from technological changes in downstream industries[109]. Employee and Training Policies - The company has established a comprehensive training management system to enhance employee skills and performance, focusing on sustainable development[152]. - The company has implemented a salary adjustment policy for core personnel to maintain competitiveness and motivation within the workforce[151]. - The total number of employees at the end of the reporting period is 665, including 153 from the parent company and 512 from major subsidiaries[149]. - The professional composition includes 423 production personnel, 34 sales personnel, 16 technical personnel, 14 financial personnel, 66 administrative personnel, and 112 R&D personnel[150].

一、股东股份质押基本情况 南京三超新材料股份有限公司（以下简称"公司"）于近日接到公司控股股东、 实际控制人邹余耀先生通知，获悉其办理了部分股份质押展期业务，具体事项如 下： （一）股东股份质押展期基本情况 证券代码：300554 证券简称：三超新材 公告编号：2025-007 南京三超新材料股份有限公司 关于控股股东、实际控制人部分股权质押展期的公告 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。 邹余耀先生具备良好的资信状况、履约能力。邹余耀先生所质押的股份目前 不存在平仓风险，质押风险可控，不会导致出现因股份质押风险致使公司实际控 制权发生变更的情形。公司将持续关注股东股份质押的后续进展情况，并按规定 及时履行信息披露义务，敬请投资者注意投资风险。 三、备查文件 | | 是否为控 股股东或 | 本次质 | 占其 所持 | 占公司 | 是否为限 售股（如 | 是否 | 质押 | 展期后 | | | | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | | 股东 | | | | ...

证券代码：300554 证券简称：三超新材 公告编号：2025-006 南京三超新材料股份有限公司 关于控股股东、实际控制人部分股权质押展期的公告 | | | | | | | 已质押股份 | | 未质押股份 | | | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | | | | | | 合计 | 合计 | 情况 | | 情况 | | | | | | | 占其 | 占公 | | | | | | 股东 | 持股数量 | 持股 | 累计被质 | 所持 | 司总 | 已质押股 | 占已 | 未质押股 | 占未 | | | | 比例 | 押股份数 | | | 份限售和 | 质押 | | 质押 | | 名称 | （股） | | | 股份 | 股本 | | | 份限售和 | | | | | （%） | 量（股） | | | 冻结、标记 | 股份 | | 股份 | | | | | | 比例 | 比例 | | | 冻结数量 | | | | | | | （%） | （%） | 合计数量 | 比例 | 合计（股） | 比例 | | | | | | | | （股 ...

证券代码：300554 证券简称：三超新材 公告编号：2025-005 南京三超新材料股份有限公司 公司于近日使用暂时闲置的募集资金及自有资金购买产品的基本情况如下： | 委托方 | 受托方 | 产品名 | 收益类 | 金额（万 | 起息日 | 到期日 | 预计年化 | 资金 | | --- | --- | --- | --- | --- | --- | --- | --- | --- | | | | 称 | 型 | 元） | | | 收益率 | 来源 | | 南京三超新材料 | 杭州银行股 | 结构性 | 保本浮动 | 6000 | 2025.3.3 | 2025.3.11 | 0.8%-2.3% | 自有 | | 股份有限公司 | 份有限公司 | 存款 | 收益型 | | | | | 资金 | | 南京三超新材料 | 杭州银行股 | 结构性 | 保本浮动 | 5000 | 2025.3.17 | 2025.3.31 | 0.8%-2.3% | 自有 | | 股份有限公司 | 份有限公司 | 存款 | 收益型 | | | | | 资金 | 关联关系：公司与上述受托方无关联关系。 二、投资风险及控制措施 1、 ...

关于使用闲置募集资金和闲置自有资金进行现金管理的进展公告 本公司及董事会全体成员保证信息披露的内容真实、准确、完整，没有虚 假记载、误导性陈述或重大遗漏。 南京三超新材料股份有限公司（以下简称"三超新材"或公司）于第三届董 事会第二十三次会议和第三届监事会第二十一次会议，审议通过了《关于使用闲 置自有资金和闲置募集资金进行现金管理的议案》，同意公司及合并报表范围内 的子公司使用不超过 0.5 亿元（含 0.5 亿元）闲置募集资金及不超过 4 亿元（含 4 亿元）自有资金适时进行现金管理。在上述额度内，资金可以滚动使用。具体 内容详见公司披露于巨潮资讯网上的相关公告（公告编号：2024-014）。 近期，公司使用暂时闲置的募集资金和自有资金在授权范围内进行现金管理， 现就相关事宜公告如下： 一、进行现金管理的基本情况 证券代码：300554 证券简称：三超新材 公告编号：2025-004 南京三超新材料股份有限公司 公司于近日使用暂时闲置的募集资金及自有资金购买产品的基本情况如下： | 委托方 | 受托方 | 产品名 | 收益类 | 金额（万 | 起息日 | 到期日 | 预计年化 | 资金 | | --- | ...

Financial Performance - The company expects a net loss of between 115.75 million and 159.85 million yuan for the fiscal year 2024, compared to a profit of 26.91 million yuan in the same period last year [2]. - The net profit after deducting non-recurring gains and losses is projected to be a loss of between 119.41 million and 163.51 million yuan, down from a profit of 25.28 million yuan in the previous year [2]. - The decline in performance is attributed to insufficient operating rates of downstream silicon wafer production companies and increased cost control, leading to decreased sales and gross margins of diamond wire products [4]. - The company has made provisions for inventory impairment and conducted impairment tests on fixed assets, which significantly impacted the current period's performance [5]. - The performance forecast data is preliminary and has not been audited, with final figures to be disclosed in the 2024 annual report [9]. Business Strategy - The company plans to expand its diamond grinding wheel business, particularly in semiconductor precision diamond tools, to mitigate adverse effects from fluctuations in the photovoltaic industry [5]. - Ongoing research and development efforts for photovoltaic and semiconductor equipment will continue, with recent product completions including a silicon rod grinding and processing center and a prototype wafer thinning machine [6]. - The company aims to strengthen cost control measures to improve operational efficiency and support ongoing technical research and development [6]. Operational Challenges - There is a risk associated with low capacity utilization rates of silicon slicing lines, with temporary shutdowns at certain bases for maintenance and safety checks [7].