证券代码：603421 证券简称：鼎信通讯 公告编号：2023-033 青岛鼎信通讯股份有限公司 关于参加 2023 年青岛辖区上市公司投资者网上集体接待日 活动暨召开 2023 年第三季度业绩说明会的公告 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： ● 召开时间：2023 年 11 月 8 日（星期三）下午 15:00 至 17:00 ● 召开方式：网络远程互动 ● 召开地点："全景路演"网站（https://rs.p5w.net） ● 投资者可在 2023 年 11 月 8 日（星期三）下午 15:00 至 17:00 登录"全 景路演"网站（https://rs.p5w.net），或关注微信公众号：全景财经，或下载 全景路演 APP，参与本次互动交流，也可于 2023 年 11 月 7 日前通过公司邮箱 zhqb@topscomm.com 进行会前提问。公司将在本次说明会上，在信息披露允许范 围内就投资者普遍关注的问题进行回答。 一、说明会类型 青岛鼎信通讯股份有限公司（以下简称"公司"）已于 202 ...

2023 年第三季度报告 证券代码：603421 证券简称：鼎信通讯 青岛鼎信通讯股份有限公司 2023 年第三季度报告 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： 公司董事会、监事会及董事、监事、高级管理人员保证季度报告内容的真实、准确、完整， 不存在虚假记载、误导性陈述或重大遗漏，并承担个别和连带的法律责任。 公司负责人、主管会计工作负责人及会计机构负责人（会计主管人员）保证季度报告中财务 信息的真实、准确、完整。 第三季度财务报表是否经审计 □是 √否 一、 主要财务数据 (一)主要会计数据和财务指标 单位：元 币种：人民币 | 项目 | 本报告期 | 本报告期 比上年同 | 年初至报告期末 | 年初至报告期 末比上年同期 | | --- | --- | --- | --- | --- | | | | 期增减变 | | 增减变动幅度 | | | | 动幅度(%) | | (%) | | 营业收入 | 854,605,723.62 | 4.67 | 2,177,541,979.97 | 20.65 | ...

证券代码：603421 证券简称：鼎信通讯 公告编号：2023-032 青岛鼎信通讯股份有限公司 关于对全资子公司提供担保的进展公告 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。 重要内容提示： 一、 担保情况概述 （一）担保基本情况 近日，根据业务发展需要，公司与上海浦东发展银行股份有限公司青岛分 行签署了《最高额保证合同》，为全资子公司鼎信科技在 2023 年 9 月 22 日至 2024 年 9 月 22 日期间发生的债务提供连带责任保证担保，最高债权额为人民币 15,500 万元。 1 被担保人名称： 青岛鼎信通讯股份有限公司（以下简称"公司")之全资子公司青岛鼎 信通讯科技有限公司（以下简称"鼎信科技"）。 本次担保金额及已实际为其提供的担保余额： 本次为鼎信科技提供不超过人民币 15,500 万元的担保，截至公告披露 日，公司已实际为鼎信科技提供的担保余额（含本次担保）为人民币 37,500 万元。 本次担保是否有反担保：无 对外担保逾期的累计数量：公司及公司子公司均无对外逾期担保。 特别风险提示：本次被担保人鼎 ...

证券代码：603421 证券简称：鼎信通讯 公告编号： 2023-030 青岛鼎信通讯股份有限公司 关于召开 2023 年半年度业绩说明会的公告 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： 青岛鼎信通讯股份有限公司（以下简称"公司"）已于 2023 年 8 月 26 日发 布了公司 2023 年半年度报告，为便于广大投资者更全面深入地了解公司 2023 半 年度经营成果、财务状况，公司计划于 2023 年 09 月 26 日下午 16:00-17:00 举 行 2023 年半年度业绩说明会，就投资者关心的问题进行交流。 一、 说明会类型 本次投资者说明会以网络互动形式召开，公司将针对 2023 年半年度的经营 成果及财务指标的具体情况与投资者进行互动交流和沟通，在信息披露允许的范 围内就投资者普遍关注的问题进行回答。 二、 说明会召开的时间、地点 （一） 会议召开时间：2023 年 09 月 26 日下午 16:00-17:00 投资者可于 2023 年 09 月 19 日(星期二)至 09 月 25 日( ...

青岛鼎信通讯股份有限公司 证券代码：603421 证券简称：鼎信通讯 公告编号：2023-029 （一）担保基本情况 近日，根据业务发展需要，青岛鼎信通讯股份有限公司（以下简称"公司") 与中国民生银行股份有限公司青岛分行签署了《最高额保证合同》，为全资子公 司鼎信科技在 2023 年 8 月 28 日至 2024 年 8 月 27 日期间发生的债务提供连带 责任保证担保，最高债权额为人民币 4,000 万元。 （二）担保事项的内部决策程序 1 被担保人名称： 青岛鼎信通讯科技有限公司（以下简称"鼎信科技"） 本次担保金额及已实际为其提供的担保余额： 本次为鼎信科技提供不超过人民币 4,000 万元的担保，截至公告披露日， 公司已实际为其提供的担保余额（含本次担保）为人民币 44,500 万元。 本次担保是否有反担保：无 对外担保逾期的累计数量：公司及公司子公司均无对外逾期担保。 特别风险提示：被担保人鼎信科技资产负债率超过 70%，敬请投资者注 意投资风险。 经公司第四届董事会第八次会议及 2022 年年度股东大会审议通过，同意公 司 2023 年度为全资子公司鼎信科技和鼎信消防共计不超过人民币 20 亿元 ...

Financial Performance - The company reported a basic earnings per share of CNY 0.06 for the first half of 2023, compared to a loss of CNY 0.04 in the same period last year, indicating a significant improvement [19]. - The diluted earnings per share also stood at CNY 0.06, reflecting a recovery from the previous year's loss of CNY 0.04 [19]. - The weighted average return on net assets increased to 1.07% from a negative 0.71% year-on-year, showcasing enhanced profitability [19]. - The company's operating revenue for the first half of 2023 reached ¥1,322,936,256.35, representing a 33.86% increase compared to ¥988,267,532.53 in the same period last year [21]. - The net profit attributable to shareholders was ¥35,880,368.98, a significant recovery from a loss of ¥23,128,427.34 in the previous year [21]. - The net profit attributable to shareholders after deducting non-recurring gains and losses was ¥34,659,985.18, compared to a loss of ¥23,906,441.09 in the same period last year [21]. - The company's net cash flow from operating activities was -¥298,657,509.60, an improvement from -¥480,296,009.57 in the previous year [21]. - The total assets at the end of the reporting period were ¥5,539,650,115.23, a decrease of 2.19% from ¥5,663,601,090.21 at the end of the previous year [21]. - The net assets attributable to shareholders increased by 1.08% to ¥3,359,682,788.42 from ¥3,323,802,419.44 at the end of the previous year [21]. Research and Development - The company has increased its R&D investment to drive technological innovation and improve product competitiveness, contributing to substantial growth in operational scale [19]. - R&D expenses rose by 19.46% to ¥219,261,699.89, reflecting increased personnel and investment in innovation [100][103]. - The company has made significant investments in research and development, achieving advancements in various technologies and successfully applying them to new products [70]. - The company has established a dedicated R&D team of over 130 personnel focused on metering technology, contributing to the development of proprietary technologies and patents [76]. - The company has applied for over 650 patents and participated in the formulation of more than 60 industry standards as of June 2023 [97]. Market Position and Growth - The company achieved a significant turnaround in major accounting data and financial indicators compared to the same period last year, driven by a dual approach of customer and technology orientation [19]. - The company has significantly improved its market share in communication modules, ranking second in the industry for chip solutions during the first half of 2023 [33]. - The estimated market size for the fire alarm industry is projected to be between 15 billion to 20 billion RMB annually, with continuous growth expected [30]. - The demand for smart energy meters is expected to maintain steady growth, driven by the replacement of old meters and the construction of new power systems, with annual procurement numbers exceeding 70 million units for the State Grid [38]. - The Southern Power Grid plans to invest 320 billion RMB in distribution network construction, which constitutes nearly half of its total investment, aiming for high reliability and quality in power supply [40]. Risk Management and Compliance - The company has outlined various risks and countermeasures in its management discussion and analysis section, ensuring transparency in its operations [6]. - The company is implementing a risk management strategy in new product development to address market, cost, and product risks, ensuring alignment with customer needs [123]. - The company is focused on maintaining a competitive edge by avoiding any direct or indirect involvement in competing businesses [147]. - The company confirmed that no competitive activities will be undertaken by its controlling shareholders that could harm its business interests [147]. - The company has established a plan to ensure compliance with regulatory requirements regarding the accuracy of its financial disclosures [145]. Environmental and Social Responsibility - The company has been recognized as a national "Green Factory" by the Ministry of Industry and Information Technology, highlighting its commitment to sustainable practices [141]. - The company achieved a 100% acceptance rate for clean production audits and a 100% wastewater reuse rate, demonstrating its commitment to environmental management [134]. - The company’s solid waste recycling rate and hazardous waste harmless treatment rate both reached 100%, ensuring compliance with national standards [137]. - The company has implemented energy-saving measures that resulted in a reduction of electricity consumption by 1,166,400 kWh during the heating season, saving 143 tons of standard coal [142]. - The company actively engages in the green supply chain initiative, prioritizing the use of environmentally friendly materials and suppliers [141]. Corporate Governance - The company committed to ensuring the accuracy and completeness of the content in the prospectus, taking legal responsibility for any false statements or omissions [145]. - The controlling shareholders promised to compensate investors for any losses incurred due to misleading information in the prospectus, limited to the actual direct losses suffered [146]. - The company will repurchase shares if the prospectus is found to contain significant falsehoods, with the repurchase price including interest from the date of transfer [146]. - The company has established a strategy in place to monitor and mitigate any potential conflicts of interest involving its executives and board members [147]. - The integrity status of the company and its controlling shareholders remained good, with no unfulfilled court judgments or significant overdue debts [151].

青岛鼎信通讯股份有限公司 证券代码：603421 证券简称：鼎信通讯 公告编号：2023-028 关于对子公司提供担保的进展公告 重要内容提示： 一、 担保情况概述 （一）担保基本情况 近日，根据业务发展需要，青岛鼎信通讯股份有限公司（以下简称"公司") 与中国平安银行股份有限公司青岛分行签署了《最高额保证担保合同》，为全资 子公司鼎信消防在 2023 年 8 月 21 日至 2024 年 8 月 20 日期间发生的债务提供 连带责任保证担保，最高债权额为人民币 4,500 万元。 1 被担保人名称： 青岛鼎信通讯消防安全有限公司（以下简称"鼎信消防"） 本次担保金额及已实际为其提供的担保余额： 本次为鼎信消防提供不超过人民币 4,500 万元的担保，截至公告披露日， 公司已实际为鼎信消防提供的担保余额（含本次担保）为人民币 22,500 万元。 本次担保是否有反担保：无 对外担保逾期的累计数量：公司及公司子公司均无对外逾期担保 特别风险提示：本次被担保人鼎信消防资产负债率超过 70%，敬请投资 者注意投资风险 （二）担保事项的内部决策程序 经公司召开的第四届董事会第八次会议及 2022 年年度股东大会审议通 ...

证券代码：603421 证券简称：鼎信通讯 公告编号：2023-017 青岛鼎信通讯股份有限公司 关于召开 2022 年度暨 2023 年一季度业绩说明会的公告 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： ● 召开时间：2023 年 5 月 19 日（星期五）15:30-17:00 ● 召开方式：网络文字互动 ● 召开地点：同花顺路演平台（https://board.10jqka.com.cn/ir）或同 花顺 APP 端入口（同花顺 APP 首页—搜索框输入"路演平台"进入路演主页， 点击"鼎信通讯"路演厅） ● 会议问题征集：欢迎广大投资者于 2023 年 5 月 17 日（星期三）前将需 要了解的情况和关注问题发送至公司投资者关系邮箱（zhqb@topscomm.com）， 公司将在本次活动上就投资者普遍关注的问题进行回答 青岛鼎信通讯股份有限公司（以下简称"公司"）分别已于 2023 年 4 月 26 日及 4 月 28 日在上海证券交易所网站（www.sse.com.cn）及《上海证券报》披 露了 ...

Financial Performance - The company's operating revenue for Q1 2023 was ¥464,577,345.74, representing a year-on-year increase of 71.39%[3] - The net profit attributable to shareholders was -¥58,177,715.03, indicating a significant loss compared to the previous year[3] - The basic and diluted earnings per share were both -¥0.09, indicating a loss per share[3] - The company reported a total revenue of CNY 1,117,918,726.04 for the first quarter of 2023, compared to CNY 1,108,286,316.39 in the previous quarter, indicating a slight increase[14] - Net profit for Q1 2023 was a loss of ¥58,177,715.03, an improvement from a loss of ¥101,364,056.43 in Q1 2022, reflecting a reduction in losses of approximately 42.6%[16] - The net profit for Q1 2023 was a loss of CNY 21,938,808.92, an improvement from a loss of CNY 54,493,366.25 in Q1 2022, indicating a reduction in losses by approximately 59.7%[27] Cash Flow - The net cash flow from operating activities was -¥19,254,120.86, reflecting a decrease due to increased payments for goods and employee salaries[5] - Cash flow from operating activities in Q1 2023 was a net outflow of ¥19,254,120.86, compared to a net outflow of ¥5,850,867.76 in Q1 2022[20] - The total cash outflow from operating activities in Q1 2023 was ¥822,756,351.97, compared to ¥950,393,404.58 in Q1 2022, indicating a decrease of approximately 13.4%[20] - The cash inflow from operating activities was CNY 638,708,456.75, a decrease of 13.9% compared to CNY 741,795,074.31 in Q1 2022[28] - The net cash flow from operating activities was negative at CNY -29,686,922.52, worsening from CNY -22,416,868.83 in the same period last year[28] Assets and Liabilities - Total assets at the end of the reporting period were ¥5,397,071,833.46, a decrease of 4.71% from the end of the previous year[3] - The equity attributable to shareholders decreased by 1.75% to ¥3,265,624,704.41 compared to the end of the previous year[3] - The company's total liabilities decreased to CNY 2,131,447,129.05 from CNY 2,339,798,670.77, reflecting a decline of approximately 8.9%[13] - The total current liabilities decreased to CNY 1,589,272,730.48 from CNY 1,896,338,980.78, a reduction of about 16.2%[12] - The company's total assets decreased from CNY 5,296,652,581.31 as of December 31, 2022, to CNY 5,185,819,989.18 as of March 31, 2023, representing a decline of approximately 2.1%[24] Inventory and Receivables - Accounts receivable decreased significantly to CNY 1,357,318,085.17 from CNY 1,699,793,008.59, indicating a reduction of approximately 20.2%[11] - Inventory rose to CNY 1,701,330,185.01, up from CNY 1,500,784,997.99, marking an increase of around 13.4%[11] - Inventory levels rose from CNY 950,534,890.93 at the end of 2022 to CNY 1,128,993,136.09 by the end of Q1 2023, marking an increase of approximately 18.7%[23] Research and Development - Research and development expenses rose to ¥106,007,956.94 in Q1 2023, up from ¥89,494,296.38 in Q1 2022, marking an increase of about 18.5%[16] - Research and development expenses for Q1 2023 were CNY 77,965,350.93, up from CNY 61,763,376.28 in Q1 2022, indicating an increase of approximately 26.2%[26] Financing Activities - The company raised ¥100,000,000.00 through borrowings in Q1 2023, down from ¥170,000,000.00 in Q1 2022, a decline of about 41.2%[21] - The cash inflow from financing activities was CNY 100,000,000.00, down 41.2% from CNY 170,000,000.00 in Q1 2022[29] - The net cash flow from financing activities decreased to CNY 87,842,211.72, compared to CNY 168,220,153.14 in the previous year, indicating a decline of 47.8%[29] Other Financial Metrics - The company recognized non-recurring gains of ¥1,664,175.85, primarily from government subsidies and VAT refunds[4] - The company received a VAT refund of ¥24,020,828.72, which is classified as a recurring gain due to its relevance to normal business operations[5] - The weighted average return on net assets was -1.77%, reflecting the company's current financial challenges[3] - The company reported a financial expense of CNY 5,785,608.99 in Q1 2023, compared to CNY 2,049,578.26 in Q1 2022, reflecting an increase of approximately 181.5%[26]

Financial Performance - The company's operating revenue for 2022 was CNY 3,114,981,021.66, representing a 10.41% increase compared to CNY 2,821,323,506.72 in 2021[20]. - Net profit attributable to shareholders decreased by 24.23% to CNY 118,680,630.51 from CNY 156,625,457.89 in the previous year[20]. - The basic earnings per share for 2022 was CNY 0.18, down 25.00% from CNY 0.24 in 2021[21]. - The company's total assets increased by 10.75% to CNY 5,663,601,090.21 at the end of 2022, compared to CNY 5,113,868,705.77 at the end of 2021[20]. - The cash flow from operating activities showed a significant decline, with a net cash flow of -CNY 284,259,796.30 in 2022 compared to CNY 386,054,701.75 in 2021, a decrease of 173.63%[20]. - The company achieved a total revenue of 3.115 billion yuan in 2022, representing a year-on-year growth of 10.41%[34]. - The net profit for 2022 was 119 million yuan, a decrease of 24.23% compared to the previous year[34]. - The company reported a stable market demand for key products such as electric meters and carrier modules, despite fluctuations in sales volumes due to supply chain issues[122]. Dividends and Capital Management - The company plans to distribute a cash dividend of RMB 0.55 per 10 shares, totaling RMB 35,870,478.11 for the year 2022[4]. - The company does not plan to increase capital reserves or issue bonus shares for the year 2022[4]. Audit and Compliance - The company has received a standard unqualified audit report from Ernst & Young Hua Ming[9]. - There are no non-operating fund occupations by controlling shareholders or related parties[6]. - The company has not violated decision-making procedures for external guarantees[6]. - The board of directors guarantees the authenticity, accuracy, and completeness of the annual report[9]. - The company has not faced any issues with more than half of the directors being unable to ensure the report's authenticity[7]. - The company has not disclosed any significant changes in its registered address or office address[16]. Research and Development - The company's R&D investment in 2022 reached 499 million, accounting for 16% of its revenue[45]. - The company has applied for over 550 patents and participated in the formulation of more than 50 standards by the end of 2022[44]. - The company has established multiple research centers, including the Qingdao Chip and Basic Theory Research Institute, to enhance its R&D capabilities[44]. - The company is focusing on chip development and providing complete solutions from chips to systems, emphasizing differentiated value services in the energy internet and smart grid sectors[95]. - The company has developed a new AFDD chip that utilizes ultra-fast AD real-time sampling, significantly improving performance in complex electrical environments[101]. Market Position and Strategy - The company won bids totaling 782 million yuan from the State Grid Corporation, an increase of 38.89% year-on-year[33]. - The company ranked seventh in provincial material bidding with a total of 1.052 billion yuan, achieving a historical high[33]. - The company signed strategic cooperation agreements with over 80 top real estate companies, leading the industry in market share[47]. - The company is focusing on the development of new technologies such as flexible direct current and virtual power plants as part of its strategic direction[51]. - The company is actively participating in industry exchanges and collaborations to build an intelligent power ecosystem[45]. Product Development and Innovation - The company launched two new series of products in 2022, expanding its product line to 1,500+ items, including the intelligent evacuation system[48]. - The company has developed five series of intelligent evacuation products, achieving significant technological breakthroughs, which will serve as a major sales growth driver in the next two years[172]. - The company has innovated in arc detection technology, developing the TC8501 arc detection chip, achieving industry-leading false alarm and missed detection rates for its AFDD products[75]. - The company is focusing on developing new products such as ultrasonic water meter chips and measurement chips, which are expected to support future growth[130]. Operational Efficiency and Quality Management - The company has implemented a comprehensive quality management system across the entire product lifecycle, receiving recognition such as the Mayor's Quality Award nomination in September 2021[77]. - The company is enhancing its operational capabilities through the integration of various information systems like MES, WMS, and ERP, ensuring agile delivery and high-quality service[78]. - The company has established a quality control goal of "three years zero defects, twenty years lifespan" and has a testing center covering 21 product categories and 202 testing items[105]. - The company has implemented a fully automated intelligent manufacturing capability, enhancing production efficiency and direct pass rates through advanced equipment and digital factory initiatives[106]. Market Trends and Future Outlook - The fire alarm market in the civil building sector is projected to grow steadily, with an estimated market size of 15-20 billion annually, driven by urbanization and mandatory policies[55]. - The domestic market for smart electric meters is expected to maintain a steady upward trend, driven by the demand from State Grid, Southern Grid, and local power companies, with annual tender quantities stabilizing at over 70 million units for State Grid and over 11 million units for Southern Grid[64]. - The company aims to become a leader in the medium and low voltage distribution field, leveraging its proprietary algorithms and reliable product designs[146]. - The company is focusing on the integration of smart grids and renewable energy, identifying it as a future growth point[145]. Challenges and Risks - The company faced a significant decline in labor costs, which dropped by 82.60% compared to the previous year, amounting to ¥9,397,637.83[124]. - Global supply chain adjustments have led to significant fluctuations in raw material prices, impacting production costs and profit margins[194]. - New product development faces market, cost, and product risks, necessitating innovation and rapid market response to customer needs[197]. - The company is implementing strategies to mitigate accounts receivable risks by classifying customers and ensuring secure payment strategies[195].