证券代码：300257 证券简称：开山股份 公告编号：2024-021 特此公告。 开山集团股份有限公司 监 事 会 二〇二四年四月二十四日 本公司及监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。 开山集团股份有限公司（以下简称"公司"）第五届监事会任期即将届满， 根据《公司法》和《公司章程》等的有关规定，公司于2024年4月24日召开职工 代表大会，经与会职工代表充分讨论表决后，一致通过选举刘广园先生为公司第 六届监事会职工代表监事（简历详见附件）。 刘广园先生将与公司2023年度股东大会选举产生的2名非职工代表监事共同 组成公司第六届监事会，任期3年。 为确保监事会的正常运行，在第六届监事会监事就任前，公司第五届监事会 监事仍将继续依照法律、行政法规、规范性文件和《公司章程》的规定，忠实、 勤勉地履行监事义务和职责。 开山集团股份有限公司 关于选举产生第六届监事会职工代表监事的公告 第六届监事会职工代表监事简历 截至目前，刘广园先生未持有公司股票。与公司董事、其他监事、高级管理 人员及持有公司5%以上股份的股东、实际控制人之间无关联关系，未受过中国证 监会及其他有 ...

开山集团股份有限公司 2023 年度内部控制自我评价报告 开山集团股份有限公司全体股东： 一、公司基本情况 开山集团股份有限公司（以下简称公司或本公司）系由原浙江开山通用机械 有限公司采用整体变更方式设立的股份有限公司，于 2002 年 7 月 11 日在浙江省 工商行政管理局登记注册。2021 年 5 月 13 日，公司完成了工商变更登记并换发 营业执照，名称由浙江开山压缩机股份有限公司改为开山集团股份有限公司。 2021 年 12 月 9 日，公司注册地址由浙江省衢州市迁至上海市自由贸易试验区临 港新片区。公司现持有统一社会信用代码为 9133000074100296XK 的营业执照， 注册资本 99363.5018 万元，股份总数 993,635,018 股（每股面值 1 元）。公司股 票于 2011 年 8 月 19 日在深圳证券交易所挂牌交易。 本公司属于通用机械制造行业。经营范围：膨胀机、膨胀发电机的制造和销 售，气体压缩机械制造，泵及真空设备制造，风机、风扇制造，制冷、空调设备 制造，机械设备销售，机械电气设备销售，机械零件、零部件销售，润滑油销售， 机械设备租赁，电子、机械设备维护（不含特种设 ...

开山集团股份有限公司 第五届监事会第二十次会议决议公告 本公司及监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。 证券代码：300257 证券简称：开山股份 公告编号：2024-005 开山集团股份有限公司（以下简称"公司"）第五届监事会第二十次会议于 2024年4月24日上午在公司二楼会议室以现场及通讯方式召开。会议通知于2024 年4月9日以电子邮件方式通知全体监事，应参加会议监事3人，实际参加会议监 事3人，会议由监事会主席方燕明主持。会议的召开符合《公司法》和《公司章 程》有关规定。经与会监事审议，以投票表决方式通过了如下议案： 本议案尚需提请公司2023年度股东大会审议。 2、审议通过《关于<2023年度财务决算报告>的议案》 经审议，监事会认为：公司《2023年度财务决算报告》客观、准确地反映了 公司2023年财务状况、经营成果、以及现金流量，公司资产质量良好，财务状况 健康。 具体内容详见中国证监会指定信息披露媒体。 表决情况：同意3票，反对0票，弃权0票。 1、审议通过《关于<2023年度监事会工作报告>的议案》 表决情况：同意3票，反对0票，弃权0票。 ...

开山集团股份有限公司 2023 年度董事会工作报告 公司董事会严格按照《公司法》《证券法》《深圳证券交易所创业板股票上 市规则》《深圳证券交易所上市公司自律监管指引第 2 号——创业板上市公司规 范运作》等法律法规以及《公司章程》《董事会议事规则》等相关规定，切实履 行股东大会赋予的董事会职责，勤勉尽责地开展各项工作，不断加强内部控制， 完善公司治理水平，提升公司规范运作能力。现将公司董事会 2023 年工作情况 汇报如下： 一、2023 年度经营情况回顾 报告期内，公司实现营业收入 416,658.39 万元，同比上升 10.98%；营业利 润 48,128.81 万元，同比上升 5.82%；利润总额 47,730.71 万元，同比上升 5.18%； 实现归属于上市公司股东的净利润 43,326.90 万元，同比上升 6.02%。 报告期末，公司总资产 1,423,946.67 万元，同比上升 8.60%；股东权益 621,123.72 万元，同比上升 6.83%。 二、2023 年度公司治理情况 （一）董事会召开情况 报告期内，公司董事会根据《公司法》《公司章程》赋予的职责，严格执行 股东大会各项决议，积 ...

证券代码：300257 证券简称： 开山股份 公告编号：2024-012 开山集团股份有限公司 关于 2024 年度日常关联交易预计的公告 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、日常关联交易基本情况 （一）日常关联交易概述 为满足日常经营和业务开展的需要，开山集团股份有限公司（以下简称"公 司"）及子公司预计 2024 年度与关联方开山控股集团股份有限公司、浙江开山重 工股份有限公司、浙江开山缸套有限公司、浙江开山银轮换热器有限公司、浙江 同荣节能科技服务有限公司、浙江开山钎具有限公司、开山矿山设备澳大利亚私 人有限公司等公司发生日常关联交易金额不超过人民币 43,500 万元。公司及子 公司 2023 年同类日常关联交易预计总金额 47,000 万元（其中，与关联方浙江开 山银轮换热器有限公司发生日常关联交易金额不超过人民币 33,150 万元，详见 2023 年 3 月 10 日公司于巨潮资讯网发布的公告，编号 2023-008），实际发生总 金额 18,120.84 万元（其中，与关联方浙江开山银轮换热器有限公司发生日常关 联交易金额 13 ...

开山集团股份有限公司董事会审计委员会 对会计师事务所 2023 年度履职情况评估 | 事务所名称 | 天健会计师事务所（特殊普通合伙） | | | | | | | | | | | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | | 成立日期 | 2011 7 日 | 年 | 月 | 18 | 组织形式 | | | 特殊普通合伙 | | | | 注册地址 | 浙江省杭州市西湖区灵隐街道西溪路 128 | | | | | 号 | | | | | | 首席合伙人 | 王国海 上年末合伙人数量 | | | | | | | | 238 | 人 | | 上年末执业人员 | 注册会计师 | | | | | | | | 2,272 | 人 | | 数量 | 签署过证券服务业务审计报告的注册会计师 | | | | | | | | 836 | 人 | | 2023 年（经审计） | 业务收入总额 | | | | | 34.83 | 亿元 | | | | | 业务收入 | 审计业务收入 | | | | | 30.99 | 亿元 | | | | | ...

开山集团股份有限公司 独立董事述职报告 （方怀宇） 各位股东及股东代表： 本人作为开山集团股份有限公司（以下简称"公司"）的独立董事、董事会 战略委员会委员、董事会审计委员会委员、董事会提名委员会召集人，2023年度 任职期间严格按照《公司法》《上市公司独立董事管理办法》《深圳证券交易所 创业板股票上市规则》《深圳证券交易所上市公司自律监管指引第2号——创业 板上市公司规范运作》等法律法规和《公司章程》《独立董事工作制度》《独立 董事专门会议工作制度》等规章制度的规定，诚实、勤勉、独立地履行职责，发 挥独立董事的作用，维护公司整体利益，维护全体股东尤其是中小股东的合法权 益。现将本人在2023年度内履职情况及参会情况报告如下： 一、独立董事的基本情况 （一）个人履历 本人方怀宇，1967年9月出生，中国国籍，无境外永久居留权，硕士研究生。 2003年2月至今任浙江浙经律师事务所律师。2021年5月至今任公司独立董事。 （二）独立性情况说明 本人任职期间内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，本人 ...

| | | 第 1 页 共 101 页 目 录 | 一、审计报告……………………………………………………… | 第 | 1—7 | 页 | | --- | --- | --- | --- | | 二、财务报表……………………………………………………… | 第 | 8—15 | 页 | | （一）合并资产负债表…………………………………………… | | 第 | 8 页 | | （二）母公司资产负债表………………………………………… | | 第 | 9 页 | | （三）合并利润表…………………………………………………第 | | | 10 页 | | （四）母公司利润表………………………………………………第 | | | 11 页 | | （五）合并现金流量表……………………………………………第 | | | 12 页 | | （六）母公司现金流量表…………………………………………第 | | | 13 页 | | （七）合并所有者权益变动表……………………………………第 | | | 14 页 | | （八）母公司所有者权益变动表…………………………………第 | | | 15 页 | 审 计 报 告 天健审〔2024〕 ...

Financial Performance - The company's operating revenue for 2023 was CNY 4,166,583,908.82, representing a 10.98% increase from CNY 3,754,252,369.52 in 2022[22] - The net profit attributable to shareholders for 2023 was CNY 433,268,963.69, up 6.02% from CNY 408,659,169.84 in the previous year[22] - The net cash flow from operating activities increased by 80.99% to CNY 634,321,912.42, compared to CNY 350,464,899.79 in 2022[22] - Basic earnings per share for 2023 were CNY 0.44, a 7.32% increase from CNY 0.41 in 2022[22] - Total assets at the end of 2023 reached CNY 14,239,466,701.74, an 8.60% increase from CNY 13,112,319,825.40 at the end of 2022[22] - The net assets attributable to shareholders increased by 6.97% to CNY 6,192,098,116.58 from CNY 5,788,573,799.52 in 2022[22] - The weighted average return on equity for 2023 was 7.25%, slightly down from 7.63% in 2022[22] - The company's total revenue for the reporting period was approximately 30.24 million, an increase from 24.60 million in the previous period, reflecting a growth of about 23.5%[50] - The net profit for the reporting period was 125,596,947.70 CNY, compared to 214,545,305.00 CNY in the previous year, indicating a decrease of approximately 41.5%[73] - The net cash flow from operating activities was 222,713,732.17 CNY, showing a significant increase from 71,465,927.55 CNY in the previous year[73] - The company reported non-operating income from government subsidies amounting to 35,857,775.60 CNY, an increase of 30.2% from 27,563,594.85 CNY in the previous year[75] - The company has no significant discrepancies between its financial reports under domestic and international accounting standards, ensuring transparency in its financial disclosures[50] - The company has no discrepancies between net profit and net assets when reported under international and Chinese accounting standards[74] Market Expansion and Strategic Initiatives - The company anticipates continued growth in revenue and profitability, supported by strategic initiatives and market expansion plans[6] - The company aims for annual revenue of $300 million from overseas geothermal power stations and $300 million from overseas compressor business over the next 3-5 years[28] - The company has established a presence in major global markets, including North America, India, and Europe, significantly reducing market risk[27] - The company plans to maintain a steady growth trajectory despite uncertain operating environments, with a focus on global expansion and diversification[28] - The company is actively pursuing new product development and technological advancements to enhance its market position[6] - The company has achieved a leading position in the domestic market for compressors, with a focus on diversifying revenue sources[27] - The company is expanding its global market share in high-end compressor fields, including centrifugal compressors and hydrogen compressors, leveraging its core R&D capabilities[80] - The company has established a North American R&D center to enhance its compressor technology, led by top industry experts, which is expected to improve its competitive edge[84] Renewable Energy and Geothermal Projects - The company has invested heavily in geothermal projects, operating nearly 10 geothermal power stations over the past 8 years, marking a significant achievement in the geothermal sector[27] - The company has contributed over 25% of the world's new geothermal installed capacity in recent years, highlighting its significant market presence in the geothermal energy sector[80] - The company is committed to addressing climate change challenges and aims to contribute to carbon neutrality through its geothermal and hydrogen energy initiatives[93] - The company plans to participate in the construction of a "hydrogen society," exploring the potential for geothermal green hydrogen production[27] - The company is focusing on the development of EGS technologies while continuing to engage in traditional geothermal system projects[117] - The company has successfully developed and validated the reliability of the wellhead modular power generation equipment, which is expected to provide stable cash flow and higher profit margins[27] - The company has set a target of generating $1-2 billion in annual revenue from overseas power generation equipment sales (EPC projects)[28] - The company is positioned to capitalize on the growing geothermal market in the U.S., particularly in California and Nevada, where strict energy structure plans are in place[142] Hydrogen Energy Sector - The hydrogen energy sector is experiencing significant growth, with the company actively participating in various hydrogen compression applications, including commercial projects in hydrogen pipeline purging and green ammonia synthesis[59][61] - The company is actively involved in the hydrogen energy sector, aligning with the EU's hydrogen strategy to establish a robust hydrogen infrastructure by 2040[88] - The company has successfully applied its LMF hydrogen high-pressure reciprocating compressor in a domestic steel company's pressure swing adsorption hydrogen production system, demonstrating significant advantages over traditional diaphragm compressors[141] - The company’s high-pressure reciprocating hydrogen compressor has reached a prototype assembly stage, indicating its potential to meet future market demands in the hydrogen energy sector[153] - The company has accumulated over 200 successful cases of LMF hydrogen compressors across 10 countries in the EU and other regions, covering applications in industrial, chemical, and gas processing sectors, serving major multinational corporations[158] - The company is involved in a hydrogen metallurgy project with Hebei Iron and Steel Group, which aims to reduce CO2 emissions by 50-80% using ENERGIRON technology, marking a significant step towards low-carbon steel production[160] - The company’s hydrogen metallurgy technology is expected to play a crucial role in the Asian steel industry, where 50% of steel production is still reliant on blast furnace processes[160] Technological Advancements and Product Development - The company has launched the fourth generation of screw compressors, which are expected to exceed the new energy efficiency standards by 5-10%[58] - The company has developed a dry screw vacuum pump that has been widely applied in industries such as lithium battery, photovoltaic, semiconductor, and biopharmaceuticals, with orders exceeding 10 million yuan from a leading new energy vehicle manufacturer[175] - The company has successfully developed a large-scale screw compressor for heat pump rectification, meeting stringent high exhaust temperature requirements above 150°C[178] - The company has established a specialized design team for process gas compressors, providing comprehensive solutions from project management to delivery and commissioning[176] - The company has developed a fully automated mobile gas purging compressor system, which enhances pipeline maintenance efficiency and reduces methane emissions during operations[163] - The company has successfully broken the foreign brand monopoly in the air separation market with its nitrogen compressors, achieving discharge pressures of up to 30 kg[167] - The company plans to develop high-efficiency heat pump products that convert air, water, and steam sources into steam, replacing restricted coal-fired boilers[170] - The company’s compressors are designed to operate in remote areas without external networks, enhancing operational efficiency and reliability in pipeline maintenance[163] Challenges and Market Conditions - The compressor industry faces significant challenges due to a severe decline in demand related to real estate, engineering construction, and mining, leading to a substantial drop in sales[182] - The U.S. geothermal energy sector is facing delays due to over 2,000 GW of projects waiting for grid connection, impacting the development timeline and costs[129] - The Kenyan energy system faced challenges with several large-scale power outages in 2023 due to limited peak power redundancy and insufficient grid management capabilities[103] - The average peak demand for Kenya's energy system was 2,057 MW, with an average available capacity of 2,035 MW[104] - The company is transitioning its compressor product line from primarily screw compressors to a full spectrum of compressors and fluid machinery products, with significant R&D investments leading to the successful development of various high-tech products, including centrifugal air compressors and hydrogen compressors[153]

开山集团股份有限公司 会计师事务所选聘制度 第一章总则 第一条 为规范开山集团股份有限公司（以下简称公司）选聘（含续聘、改聘）对 公司进行审计的会计师事务所的行为，切实维护股东利益，提高财务信息质量，根据《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》）、《国有企业、上市公司选聘会计师事务所管理办法》（以下简称 选聘管理办法）等有关法律法规和规范性文件，以及《开山集团股份有限公司章程》 （以下简称《公司章程》）的规定，制定本制度。 第二条 公司选聘（含续聘、改聘）对公司进行会计报表审计等业务的会计师事务 所（下称会计师事务所），需遵照本制度的规定。 第三条公司选聘会计师事务所时，应经董事会和股东大会审议。提交董事会审议前， 应经审计委员会全体成员过半数同意。 第二章 会计师事务所执业质量要求 第四条 公司选聘的会计师事务所应当符合《证券法》的要求，具有良好的执业质 量记录，并满足下列条件： （一）具有独立的主体资格； （二）具有固定的工作场所、健全的组织机构和完善的内部管理和控制制度； （三）熟悉国家有关财务会计方面的法律、法规、规章和政策； （四）具有上市公司 ...