中信证券股份有限公司 关于青岛伟隆阀门股份有限公司 开展外汇套期保值业务的核查意见 1、主要涉及币种及业务品种 公司的外汇套期保值业务只限于从事与公司生产经营所使用的主要结算货 币相同的币种，主要外币币种有美元、欧元、英镑、沙特里亚尔、泰铢、新加坡 元等。公司进行的外汇套期保值业务包括远期结/购汇、外汇掉期、本外币掉期、 外汇期权、利率互换、利率期权及相关组合产品等。 2、资金规模及交易期限 中信证券股份有限公司（以下简称"中信证券"或"保荐人"）作为青岛伟 隆阀门股份有限公司（以下简称"伟隆股份"或"公司"）2023 年度向不特定对 象发行可转换公司债券持续督导工作的保荐人，根据《证券发行上市保荐业务管 理办法》《深圳证券交易所股票上市规则》《深圳证券交易所上市公司自律监管指 引第 1 号——主板上市公司规范运作》《深圳证券交易所上市公司自律监管指引 第 13 号——保荐业务》等相关规定，中信证券履行持续督导职责，对伟隆股份 开展外汇套期保值业务进行了审慎核查，核查情况及意见如下： 一、开展外汇套期保值业务的背景 鉴于宏观环境及汇率波动的不确定性，公司的外币资产、外币负债，以及未 来的外币交易均将面临汇率波 ...

中信证券股份有限公司 关于青岛伟隆阀门股份有限公司 2024 年度内部控制评价报告的核查意见 中信证券股份有限公司（以下简称"中信证券"或"保荐人"）作为青岛伟 隆阀门股份有限公司（以下简称"伟隆股份"或"公司"）2023 年度向不特定对 象发行可转换公司债券持续督导工作的保荐人，根据《证券发行上市保荐业务管 理办法》《深圳证券交易所股票上市规则》《深圳证券交易所上市公司自律监管指 引第 1 号——主板上市公司规范运作》及《深圳证券交易所上市公司自律监管指 引第 13 号——保荐业务》等相关规定，中信证券履行持续督导职责，对伟隆股 份 2024 年度内部控制评价报告进行了审慎核查，核查情况及意见如下： 一、公司内部控制评价工作情况 （一）内部控制评价范围 公司按照风险导向原则确定纳入评价范围的主要单位、业务和事项以及高风 险领域。纳入评价范围的主要单位包括：公司及全资子公司青岛伟隆流体设备有 限公司、莱州伟隆阀门有限公司、伟隆阀门有限公司（英国）、伟隆阀门有限公 司（美国）、青岛伟隆五金机械有限公司、青岛卓信检测技术有限责任公司、偉 隆（香港）實業有限公司、海南伟隆投资有限公司、伟隆沙特有限公司、伟隆（香 港 ...

募集资金存放与使用情况鉴证报告 二、青岛伟隆阀门股份有限公司 2024 年度募集资金存放 与使用情况专项报告 3-6 和信会计师事务所（特殊普通合伙） 二○二五年四月二十五日 关于青岛伟隆阀门股份有限公司2024 年度 募集资金存放与使用情况鉴证报告 和信专字(2025)第 000207 号 目 录 页 码 一、关于青岛伟隆阀门股份有限公司 2024 年度募集资金 存放与使用情况鉴证报告 1-2 关于青岛伟隆阀门股份有限公司 2024 年度募集资金存放与使用情况鉴证报告 报告正文 关于青岛伟隆阀门股份有限公司 2024 年度 募集资金存放与使用情况鉴证报告 和信专字(2025)第 000207 号 青岛伟隆阀门股份有限公司全体股东： 我们鉴证了后附的青岛伟隆阀门股份有限公司（以下简称青岛伟隆公司）董 事会编制的《2024 年度募集资金存放与使用情况专项报告》。 一、青岛伟隆公司董事会的责任 青岛伟隆公司董事会的责任是按照中国证券监督管理委员会发布的《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（2022 年修订）》 （证监会公告〔2022〕15 号）、《深圳证券交易所上市公司自律监管指引 ...

青岛伟隆阀门股份有限公司 2024 年度独立董事述职报告（樊培银-已离任） 各位股东及股东代表： 作为青岛伟隆阀门股份有限公司（以下简称"公司"）的独立董事，2024 年度在任期间，本人严格按照《公司法》《证券法》《上市公司独立董事管理办 法》《深圳证券交易所上市公司自律监管指引第 1 号——主板上市公司规范运作》 《公司章程》《公司独立董事工作细则》等规定和要求，本着对公司和全体股东 诚信和勤勉的态度，以关注和维护全体股东，特别是中小股东的合法权益为宗旨， 勤勉、忠实、尽责地履行独立董事的职责，全面关注公司发展状况，积极按时出 席相关会议，认真审议董事会各项议案，切实维护了公司和股东的合法权益。现 将 2024 年度本人作为独立董事的履职情况汇报如下： 一、独立董事基本情况 1、基本情况 樊培银，男，1965 年 10 月生，中国国籍。吉林农业大学本科及研究生，日 本岩手大学博士。2001 年至今担任中国海洋大学会计学副教授。2019 年 12 月至 今,任青岛汉缆股份有限公司独立董事；2013 年 3 月至 2019 年 5 月,任青岛东方 铁塔股份有限公司独立董事；另外，担任青岛市财政局、青岛市科技局等 ...

青岛伟隆阀门股份有限公司 2024 年度独立董事述职报告（高科） 各位股东及股东代表： 作为青岛伟隆阀门股份有限公司（以下简称"公司"）的独立董事，2024 年， 本人严格按照《公司法》《证券法》《上市公司独立董事管理办法》《深圳证券交 易所上市公司自律监管指引第 1 号——主板上市公司规范运作》《公司章程》《公 司独立董事工作细则》等规定和要求，本着对公司和全体股东诚信和勤勉的态度， 以关注和维护全体股东，特别是中小股东的合法权益为宗旨，勤勉、忠实、尽责地 履行独立董事的职责，全面关注公司发展状况，积极按时出席相关会议，认真审议 董事会各项议案，切实维护了公司和股东的合法权益。现将 2024 年度本人作为独 立董事的履职情况汇报如下： 一、独立董事基本情况 高科先生,男,中国国籍,无境外居留权,1978 年出生，硕士研究生学历。2012 年 10 月至 2017 年 6 月历任中信证券（山东）有限责任公司、中信证券股份有限公 司高级经理、助理副总裁。2017 年 6 月至 2018 年 3 月，任中国光大银行股份有限 公司青岛分行战略客户与投资银行部总经理助理，2018 年 3 月至今任山东文康律 师事务所 ...

经核查独立董事周国庚、高科的任职经历以及签署的自查文件，两位独立董 事未在公司担任除独立董事以外的任何职务，也未在公司主要股东公司担任任何 职务，与公司以及主要股东之间不存在利害关系或其他可能妨碍其进行独立客观 判断的关系，因此，公司独立董事符合《上市公司独立董事管理办法》《深圳证 券交易所上市公司自律监管指引第 1 号——主板上市公司规范运作》中对独立董 事独立性的相关要求。 青岛伟隆阀门股份有限公司董事会 2025 年 4 月 26 日 1 青岛伟隆阀门股份有限公司 关于独立董事独立性自查情况的专项评估意见 根据中国证券监督管理委员会《上市公司独立董事管理办法》《深圳证券交 易所股票上市规则》《深圳证券交易所上市公司自律监管指引第 1 号——主板上 市公司规范运作》等要求，青岛伟隆阀门股份有限公司（以下简称"公司"）董 事会，就公司在任独立董事周国庚、高科的独立性情况进行评估并出具如下专项 意见： ...

青岛伟隆阀门股份有限公司 2024 年度独立董事述职报告（宋银立-已离任） 各位股东及股东代表： 员和工信部"专精特新"小巨人评审委评审委员、中国机电一体化技术应用协会 控制阀分会副理事长、中国民营科技促进会副会长。 2、独立性情况说明 作为公司独立董事，本人严格遵守法律法规和《公司章程》等有关规定，均 未在公司担任除独立董事以外的任何职务，也未在公司主要股东处担任任何职务， 与公司及公司主要股东或有利害关系的机构和人员不存在妨碍本人进行独立客 观判断的关系。本人与公司之间不存在交易关系、亲属关系，不存在影响独立董 事独立性的情况。 二、独立董事年度履职情况 作为青岛伟隆阀门股份有限公司（以下简称"公司"）的独立董事，2024 年度在任期间，本人严格按照《公司法》《证券法》《上市公司独立董事管理办 法》《深圳证券交易所上市公司自律监管指引第 1 号——主板上市公司规范运作》 《公司章程》《公司独立董事工作细则》等规定和要求，本着对公司和全体股东 诚信和勤勉的态度，以关注和维护全体股东，特别是中小股东的合法权益为宗旨， 勤勉、忠实、尽责地履行独立董事的职责，全面关注公司发展状况，积极按时出 席相关会议，认真审议 ...

青岛伟隆阀门股份有限公司 2024 年度独立董事述职报告（周国庚） 各位股东及股东代表： 作为青岛伟隆阀门股份有限公司（以下简称"公司"）的独立董事，2024 年，本人严格按照《公司法》《证券法》《上市公司独立董事管理办法》《深圳 证券交易所上市公司自律监管指引第 1 号——主板上市公司规范运作》《公司章 程》《公司独立董事工作细则》等规定和要求，本着对公司和全体股东诚信和勤 勉的态度，以关注和维护全体股东，特别是中小股东的合法权益为宗旨，勤勉、 忠实、尽责地履行独立董事的职责，全面关注公司发展状况，积极按时出席相关 会议，认真审议董事会各项议案，切实维护了公司和股东的合法权益。现将 2024 年度本人作为独立董事的履职情况汇报如下： 一、独立董事基本情况 1、基本情况 本人周国庚，1969 年 11 月出生，汉族，中国国籍，无境外永久居留权，注 册会计师，高级会计师。2002 年 7 月，毕业于青岛海洋大学会计学专业，本科 学历。2006 年 8 月至今，就职于尤尼泰振青会计师事务所（特殊普通合伙）， 2023 年 7 月至今任青岛豪江智能科技股份有限公司独立董事。2024 年 3 月至今 任青岛伟隆阀门股 ...

Financial Performance - The company's operating revenue for 2024 was approximately ¥578.47 million, representing a 1.45% increase compared to ¥570.21 million in 2023[17]. - The net profit attributable to shareholders for 2024 was approximately ¥130.84 million, an increase of 11.56% from ¥117.28 million in 2023[17]. - The net profit after deducting non-recurring gains and losses was approximately ¥122.75 million, reflecting a 16.24% increase from ¥105.60 million in 2023[17]. - The basic earnings per share for 2024 was ¥0.61, up 15.09% from ¥0.53 in 2023[17]. - Total assets at the end of 2024 reached approximately ¥1.37 billion, a 34.88% increase from ¥1.02 billion at the end of 2023[17]. - The net assets attributable to shareholders at the end of 2024 were approximately ¥854.22 million, a 7.95% increase from ¥791.34 million at the end of 2023[17]. - The company reported a cash flow from operating activities of approximately ¥126.16 million, a decrease of 2.79% from ¥129.78 million in 2023[17]. - The weighted average return on equity for 2024 was 16.43%, an increase from 15.42% in 2023[17]. Revenue Breakdown - The total operating revenue for 2024 was ¥578,474,597.91, representing a year-on-year increase of 1.45% compared to ¥570,213,975.66 in 2023[42]. - Main business revenue accounted for ¥575,899,587.38, which is 99.55% of total revenue, showing a 1.50% increase from ¥567,369,828.47 in the previous year[42]. - Valve sales generated ¥458,435,775.84, making up 79.25% of total revenue, with a slight decrease of 1.64% from ¥466,094,528.80 in 2023[42]. - Domestic sales increased by 16.07% to ¥140,625,931.86, while export sales decreased by 2.50% to ¥437,848,666.05[42]. - The gross profit margin for the main business was 40.14%, a slight increase of 1.30% compared to the previous year[43]. Cash Flow and Investments - Operating cash inflow increased by 9.10% to ¥613,146,037.10, while operating cash outflow rose by 12.67% to ¥486,990,692.51[52]. - Investment cash inflow surged by 43.30% to ¥911,858,758.49, driven by increased recoveries from investments[52]. - Financing cash inflow skyrocketed by 13,158.12% to ¥265,427,510.50, primarily due to funds raised from convertible bond issuance[53]. - The net increase in cash and cash equivalents reached ¥103,143,045.79, a significant improvement compared to the previous year's decrease[53]. Market and Product Development - The global fire valve market is projected to reach approximately ¥30 billion in 2024, with a compound annual growth rate (CAGR) of 7.5% expected from 2024 to 2030[29]. - The company has expanded its product offerings to over 2,000 specifications, positioning itself among the leaders in the international water supply, fire protection, and gas industries[27]. - The company has developed a range of products for municipal water supply, hydraulic engineering, and HVAC systems, meeting the one-stop procurement needs of customers[30]. - The company has successfully launched smart valve products that incorporate online detection, remote control, and digital management, contributing to the development of smart water management systems[31]. - The company is focusing on automation, intelligence, and energy efficiency in its product development, continuously introducing new technologies and products to the market[30]. Research and Development - The company has a strong focus on R&D, with over 70 patents and a commitment to technological innovation, which supports its competitive advantage in the valve industry[36]. - Research and development expenses were ¥26,722,723.58, reflecting a 1.50% increase from the previous year[48]. - The number of R&D personnel rose by 6.67% to 96 in 2024, with a slight decrease in the proportion of R&D staff to 13.60%[50]. Strategic Goals and Future Outlook - The company's strategic goal for 2025 includes achieving main business revenue exceeding 650 million yuan[70]. - The company aims to establish a mature supply chain system for soft-sealed gas valves, ensuring quality, quantity, and timely delivery[71]. - The company plans to accelerate its acquisition process to enhance production capacity and expand its product range[70]. - The company is focusing on upgrading its ERP, MES, and WMS systems to deepen automation, intelligence, and digitalization in 2025[71]. Governance and Compliance - The company has established a complete and independent business system, ensuring no competition or dependency on controlling shareholders[80]. - The company maintains an independent financial accounting system, with no shared bank accounts with shareholders or related parties[82]. - The company has a comprehensive governance structure in compliance with relevant laws and regulations, ensuring the protection of shareholder rights[79]. - The company has disclosed its valuation enhancement plan and is implementing a "Quality Return Dual Improvement" action plan[77]. Shareholder Relations and Management - The company held multiple temporary shareholder meetings in 2024, with participation rates ranging from 64.45% to 65.12%[83]. - The company reported a total of 8,171,475 shares held by its directors, with no changes in shareholding during the reporting period[85]. - The company experienced a change in management, with several directors and supervisors leaving due to term expiration on March 15, 2024[86]. - The company appointed Zhou Guang as the Executive Vice President effective August 30, 2024, following a work transfer[86]. Environmental and Social Responsibility - The company has implemented effective measures for environmental protection and sustainable development, achieving certifications for environmental management and occupational health safety[143]. - The company emphasizes the importance of clean production and resource conservation in its operational strategies[143]. - Employee rights are protected through comprehensive management systems for labor, welfare, and performance evaluation[144]. Internal Control and Audit - The internal control system has been updated and improved according to regulations, ensuring no major internal control deficiencies were reported during the period[136]. - The internal control evaluation report indicates that the total assets and total revenue of the evaluated units account for 100% of the company's consolidated financial statements[138]. - The internal control audit report received a standard unqualified opinion, confirming effective financial reporting internal controls as of December 31, 2024[140].

Revenue and Profit - Revenue for Q1 2025 reached ¥120,699,355.43, an increase of 21.36% compared to ¥99,457,929.13 in the same period last year[5] - Net profit attributable to shareholders was ¥25,463,909.00, reflecting a growth of 16.02% from ¥21,947,740.28 year-on-year[5] - Net profit excluding non-recurring items was ¥22,581,500.13, up 26.35% from ¥17,872,882.95 in the previous year[5] - Total operating revenue for the current period reached ¥120,699,355.43, an increase of 21.4% compared to ¥99,457,929.13 in the previous period[17] - Net profit for the current period was ¥25,137,890.08, representing a growth of 10.4% from ¥22,786,176.77 in the previous period[18] - Earnings per share (EPS) increased to ¥0.12, up from ¥0.10 in the previous period[19] Cash Flow - Operating cash flow decreased by 14.50% to ¥27,368,540.07 from ¥32,008,227.02 in the same quarter last year[5] - Cash inflow from operating activities totaled ¥145,352,228.26, compared to ¥132,013,073.20 in the previous period, reflecting a growth of 10.1%[20] - Cash outflow from operating activities was ¥117,983,688.19, an increase from ¥100,004,846.18 in the previous period[20] - The net cash flow from operating activities was $27,368,540.07, a decrease from $32,008,227.02[21] - The net cash flow from investing activities was $102,307,163.38, up from $72,614,725.31[21] - Cash inflow from investment activities totaled $389,192,359.80, compared to $192,113,570.29 in the previous period[21] - Cash outflow from investment activities increased to $286,885,196.42 from $119,498,844.98[21] - The net cash flow from financing activities was -$39,377,146.83, worsening from -$31,768,366.01[21] - The total cash and cash equivalents at the end of the period reached $291,636,714.03, up from $171,093,990.34[21] - The net increase in cash and cash equivalents was $92,147,702.84, compared to $74,748,024.94 previously[21] - Cash outflow for dividend distribution and interest payments was $40,142,585.88[21] - The impact of exchange rate changes on cash and cash equivalents was $1,849,146.22[21] Assets and Liabilities - Total assets at the end of the reporting period were ¥1,309,949,563.48, down 4.51% from ¥1,371,864,099.65 at the end of the previous year[5] - Total current assets decreased to ¥876,698,892.66 from ¥943,004,305.99, a decline of about 7.0%[14] - The total liabilities decreased from ¥231,983,984.07 to ¥183,005,832.73, a reduction of approximately 21.1%[14] - The total liabilities decreased to ¥430,138,357.82 from ¥477,171,065.41 in the previous period, indicating a reduction of 9.8%[15] - The company's inventory increased slightly to ¥90,023,294.65 from ¥89,412,967.09, showing a growth of about 0.7%[13] - Deferred income decreased to ¥8,591,889.04 from ¥8,806,527.46, a decline of 2.4%[15] Shareholder Information - The total number of common shareholders at the end of the reporting period is 9,300[10] - The largest shareholder, Fan Qingwei, holds 55.83% of the shares, totaling 122,460,000 shares[10] - The top ten shareholders collectively hold a significant portion of the company's equity, with the top three shareholders controlling over 60%[10] - The company has no preferred shareholders as of the reporting date[11] - The company repurchased 4,869,770 shares, accounting for 2.22% of total shares[11] Operating Expenses and Income - Total operating costs increased to ¥95,731,720.91, up 16.8% from ¥82,015,418.02 in the previous period[17] - Sales expenses increased by 37.46% to ¥8,685,194.63, driven by costs related to domestic and international exhibitions, travel, and consulting services[8] - The company reported a significant increase in other operating income by 2719.75% to ¥551,765.50, attributed to uncollectible receivables[8] - The company reported a financial expense of -¥1,707,520.58, an improvement from -¥1,861,836.98 in the previous period[18]