Intellectual Property and Innovation - The company received multiple patents in 2023, including a high-precision quartz tube cutting device and a waste recycling structure for quartz tube processing, enhancing its intellectual property portfolio [3]. - The company launched a high-end quartz products industrialization project in May 2023, indicating a focus on expanding its production capabilities [3]. - The company plans to continue its focus on R&D and innovation in quartz products, as evidenced by its recent patent applications and product development initiatives [3]. - The company maintained a strong R&D capability, having applied for multiple invention patents related to quartz product processing [34]. - The company is involved in multiple R&D projects, including high-purity quartz components for semiconductor manufacturing, currently in various stages of development [82]. - The company has established a high-quality talent management system to mitigate the risk of technical personnel turnover, including competitive compensation and long-term contracts [98]. - The company has implemented a performance evaluation system to enhance employee stability and development [157]. Financial Performance - The company's operating revenue for 2023 was CNY 259,688,508.36, representing a 43.06% increase compared to CNY 181,523,173.46 in 2022 [25]. - The net profit attributable to shareholders decreased by 29.61% to CNY 37,959,324.61 from CNY 53,925,542.13 in the previous year [25]. - The gross profit margin for 2023 was 38.90%, down from 48.08% in 2022 [25]. - Total assets increased by 11.92% to CNY 953,240,689.27 from CNY 851,732,242.36 at the end of 2022 [26]. - Total liabilities rose by 27.20% to CNY 206,643,305.86 compared to CNY 162,459,633.06 in 2022 [26]. - The company's cash flow from operating activities was negative at CNY -13,665,354.94, a decline of 121.53% from CNY 63,466,872.97 in 2022 [26]. - The company reported a basic earnings per share of 0.52, down 30.67% from 0.75 in 2022 [25]. - The net profit attributable to the parent company was 37.96 million yuan, a decrease of 29.61% year-on-year [38]. - The gross profit margin fell to 38.90%, down from 48.08% in the previous period, indicating increased cost pressures [49]. Market Position and Recognition - The company was recognized as a national-level "specialized, refined, distinctive, and innovative" small giant enterprise in July 2023, reflecting its competitive positioning in the market [3]. - The company is a member of the Beijing Integrated Circuit Society as of June 2023, which may enhance its industry connections and collaboration opportunities [3]. - The company has established long-term stable partnerships with upstream and downstream enterprises, enhancing its market position [34]. - The company is focusing on the semiconductor and photovoltaic industries, which are expected to drive significant revenue growth due to increasing demand and favorable policies [93]. Investments and Financial Management - The company made a significant equity investment of 20,400,000 yuan in Chaoyang Kai Meishi Quartz Co., Ltd., acquiring a 51% stake [64]. - The company invested 76,959,994.78 yuan in the core component verification project, which is nearing completion [65]. - The company has approved a stock incentive plan, granting a total of 1,511,485 restricted shares, which accounts for approximately 2.02% of the total share capital [114]. - The company plans to use up to 120,000,000 yuan of idle self-owned funds and 130,000,000 yuan of idle raised funds for cash management, aiming to improve fund utilization [111]. - The company has maintained a cash dividend policy that prioritizes reasonable returns to investors while ensuring long-term sustainable development [137]. Governance and Compliance - The company has established a comprehensive governance structure, including a shareholders' meeting, board of directors, and supervisory board [168]. - The company has implemented an investor relations management system to ensure compliance and timely information disclosure [176]. - The company has not encountered any significant legal violations or irregularities during the reporting period, maintaining effective governance [175]. - The company's governance mechanisms ensure timely and accurate information disclosure, safeguarding shareholders' rights [170]. - The company has established an audit committee to oversee external audit processes and ensure audit quality [178]. Social Responsibility and Environmental Initiatives - The company actively participates in social responsibility initiatives, including supporting economically disadvantaged children in need of liver transplants [91]. - The company has implemented environmental protection training for employees and adheres to national environmental regulations, ensuring effective waste management [92]. Risks and Challenges - The company is facing risks related to the potential loss of control by actual controllers, who hold a combined 29.85% of the company's shares [98]. - The company has implemented measures to address the risk of raw material price fluctuations, anticipating a gradual decrease in costs due to increased competition in the upstream industry [98]. - The company does not foresee any significant uncertainties that could adversely impact its performance in the near term [96].

证券代码：835179 证券简称：凯德石英 公告编号：2024-026 北京凯德石英股份有限公司 股东增持股份结果公告 本公司及董事会全体成员保证公告内容的真实、准确和完整，没有虚假 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 担个别及连带法律责任。 | 股东名称 | 股东身份 | 增持计划实施前 | 增持计划实施 | | --- | --- | --- | --- | | | | 持股数量（股） | 前持股比例 | | 张忠恕 | 实际控制人 | 14,393,900 | 19.1919% | | 陈强 | 董事 | 3,600 | 0.0048% | | 张娟 | 高级管理人员 | 0 | 0% | | 南舒宇 | 高级管理人员 | 0 | 0% | | 周文 | 高级管理人员 | 0 | 0% | 一、 增持主体的基本情况 二、 增持计划的主要内容 | 股东名 | 计划增持 | 计划增持 | 增持 | 增持 | 增持合理 | 增持资 | 拟增持 | | --- | --- | --- | --- | --- | --- | --- | --- | | 称 | 数量（股） | 金额 ...

证券代码：835179 证券简称：凯德石英 公告编号：2024-025 三、本次股票解除限售后的股本情况 | 股份性质 | | 数量（股） | 百分比 | | --- | --- | --- | --- | | 无限售条件的股份 | | 59,712,072 | 79.62% | | 有限售条件的股份 | 1、高管股份 | 10,798,125 | 14.40% | | 2、个人或基金 | | 0 | 0% | | 3、其他法人 | | 3,226,803 | 4.30% | | 4、限制性股票 | | 1,263,000 | 1.68% | | 5、其他 | 0 | 0% | | --- | --- | --- | | 有限售条件股份合计 | 15,287,928 | 20.38% | | 总股本 | 75,000,000 | 100% | 本公司及董事会全体成员保证公告内容的真实、准确和完整，没有虚假 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 担个别及连带法律责任。 一、本次股票解除限售数量总额为 6,760 股，占公司总股本 0.0090%，可交易时 间为 2024 年 3 月 ...

证券代码：835179 证券简称：凯德石英 公告编号：2024-024 北京凯德石英股份有限公司 投资者关系活动记录表 本公司及董事会全体成员保证公告内容的真实、准确和完整，没有虚假 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 担个别及连带法律责任。 一、投资者关系活动类别 □特定对象调研 □业绩说明会 □媒体采访 □现场参观 □新闻发布会 □分析师会议 □路演活动 √其他 二、投资者关系活动情况 活动时间：2024年2月28日 ...

Financial Performance - The company achieved operating revenue of ¥259,688,508.36, an increase of 43.06% compared to the same period last year[4] - Net profit attributable to shareholders decreased by 22.01% to ¥42,054,296.48[5] - The net profit attributable to shareholders after deducting non-recurring gains and losses fell by 7.64% to ¥40,539,424.68[5] - Basic earnings per share decreased by 25.33% to ¥0.56[5] Assets and Equity - Total assets at the end of the reporting period were ¥952,788,210.75, an increase of 11.86% from the beginning of the period[5] - Shareholders' equity attributable to the company increased by 5.45% to ¥699,641,138.69[5] Revenue Drivers - The increase in operating revenue was driven by a significant rise in the photovoltaic market and the inclusion of revenue from a subsidiary[5] Profitability Challenges - The company experienced a change in product mix, with lower-margin photovoltaic products increasing in proportion, impacting net profit[5] - The company received less government subsidies compared to the previous year, contributing to the decline in net profit[5] Cautionary Notes - The financial data presented is preliminary and has not been audited, cautioning investors about potential risks[6]

二、减持计划的实施结果 （一） 股东因以下原因披露减持计划实施结果： 证券代码：835179 证券简称：凯德石英 公告编号：2024-014 北京凯德石英股份有限公司 持股 5%以上股东减持股份结果公告 本公司及董事会全体成员保证公告内容的真实、准确和完整，没有虚假记载、 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个别及连 带法律责任。 一、减持主体减持前基本情况 | 股东名称 | 股东身份 | 持股数量（股） | 持股比例 | 当前持股股份来源 | | --- | --- | --- | --- | --- | | 江苏太平洋石英股 | 持股 5%以上 | 4,460,000 | 5.9467% | 北交所上市前取得 | | 份有限公司 | 股东 | | | | （三）是否提前终止减持计划 □是 √否 √减持计划实施完毕 □减持时间区间届满 | 股东名 | 已减持 | 已减 | 减持 | 减持 | | 减持价 | 已减持总金 | 减持计 | 当前持股 | 当前持 | | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | ...

证券代码：835179 证券简称：凯德石英 公告编号：2024-015 北京凯德石英股份有限公司 关于股东持股情况变动的提示性公告 本公司及董事会全体成员保证公告内容的真实、准确和完整，没有虚假记载、 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个别及连 带法律责任。 一、本次持股变动基本情况 （一）投资者股份变动情况 | 股东名称 | 股份性质 | 本次股份变动前 | | 本次股份变动后 | | 变动时间 | 变动方式 | | --- | --- | --- | --- | --- | --- | --- | --- | | 江苏太平洋 | 非限售流 | 股数（股） | 持股比 | 股数（股） | 持股比例 | 2024 年 1 | 月 | | 石英股份有 | 通股 | | 例 | | | 17 日-2024 | 大宗交易 | | 限公司 | | 4,460,000 | 5.9467% | 3,740,000 | 4.9867% | 年 1 月 19 | 日 | 2024 年 1 月 17 日至 2024 年 1 月 19 日，公司股东江苏太平洋石英股份有限 公司（以下简称"石英股份"）通 ...

信息披露义务人及其主要负责人保证公告内容的真实、准确和完整，不存 在虚假记载、误导性陈述或者重大遗漏。 信息披露义务人保证除本报告书披露的信息外，没有通过任何其他方式增 加或减少其在上市公司中拥有权益的股份。 上市公司名称：北京凯德石英股份有限公司 股票上市地点：北京证券交易所 股票简称：凯德石英 股票代码：835179 信息披露义务人：江苏太平洋石英股份有限公司 法定代表人：陈士斌 注册地址：江苏省连云港市东海县平明镇马河电站东侧 通讯地址：江苏省连云港市东海县平明镇马河电站东侧 权益变动性质：股份减少 信息披露义务人声明 证券代码：835179 证券简称：凯德石英 公告编号：2024-016 北京凯德石英股份有限公司 简式权益变动报告书 一、本报告书系信息披露义务人根据《中华人民共和国公司法》《中华人民 共和国证券法》《上市公司收购管理办法》《北京证券交易所股票上市规则（试 行）》《公开发行证券的公司信息披露内容与格式准则第 55 号--北京证券交易所 上市公司权益变动报告书、上市公司收购报告书、要约收购报告书、被收购公 司董事会报告书》及其他相关法律、法规和部门规章的有关规定编写。 二、依据《中华人民共 ...

关于变更签字注册会计师的公告 证券代码：835179 证券简称：凯德石英 公告编号：2024-017 北京凯德石英股份有限公司 （二）诚信记录 本公司及董事会全体成员保证公告内容的真实、准确和完整，没有虚假记载、 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个别及连 带法律责任。 北京凯德石英股份有限公司（以下简称"公司"）于 2023 年 4 月 10 日召开 第三届董事会第十四次会议、第三届监事会第十二次会议，审议通过《关于拟续 聘 2023 年度审计机构的议案》，同意聘任容诚会计师事务所（特殊普通合伙）（以 下简称"容诚"）为公司 2023 年度审计机构；该议案已于 2023 年 5 月 9 日经公 司 2022 年年度股东大会审议通过。具体内容详见公司于 2023 年 4 月 11 日在北 京证券交易所信息披露平台（www.bse.cn）上披露的《拟续聘会计师事务所公告》 （公告编号：2023-022）。 公司于 2024 年 1 月 23 日收到容诚出具的《关于变更北京凯德石英股份有限 公司签字注册会计师的告知函》，现将有关情况公告如下： 一、本次变更情况 容诚作为公司 2023 ...

| 日期 | 代码 | 简称 | 成交价 | 成交数量（股） | 买入营业部 | 卖出营业部 | | --- | --- | --- | --- | --- | --- | --- | | 2024-01- | | | | | 招商证券股份有限公 | 华泰证券股份有限公 | | 19 | 835179 | 凯德石英 | 19.63 | 360000 | 司长沙芙蓉中路证券 | 司连云港通灌南路证 | | | | | | | 营业部 | 券营业部 | | 2024-01- | | | | | 招商证券股份有限公 | 招商证券股份有限公 | | 19 | 834033 | 康普化学 | 40.45 | 100000 | 司上海江苏路证券营 | 司重庆临江支路证券 | | | | | | | 业部 | 营业部 | | 2024-01- | 831152 | 昆工科技 | 15.29 | 100000 | 中信建投证券股份有 限公司北京东城分公 | 华泰证券股份有限公 司北京西三环国际财 | | 19 | | | | | | | | | | | | | 司 | 经中心证券营业部 | ...