股票代码：300105 股票简称：龙源技术 编号：临2025-045 烟台龙源电力技术股份有限公司 公司对闫广涛先生在任职期间恪尽职守、勤勉尽责的工 作态度以及为公司发展做出的积极贡献表示衷心的感谢！ 二、备查文件 1.相关人员的辞职信； 2.公司关于离任董监高持股及减持承诺事项的说明。 特此公告。 烟台龙源电力技术股份有限公司董事会 关于高级管理人员辞职的公告 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。 一、高级管理人员离任情况 烟台龙源电力技术股份有限公司（以下简称"公司"） 董事会收到闫广涛先生提交的书面辞职信。因工作原因，闫 广涛先生申请辞去公司副总经理职务，辞职后将不再担任公 司任何职务。公司董事会已接受闫广涛先生的辞职申请，辞 职于公告日生效。其所负责的工作已实现平稳交接、过渡， 离职不会影响公司的生产经营。 闫广涛先生原定任职期满日为 2027 年 6 月 12 日。截至 本公告日，闫广涛先生不持有公司股份。本人承诺遵守上市 公司高级管理人员所持公司股份管理相关规定。 二〇二五年九月十六日 ...

Market Performance - The environmental equipment sector rose by 1.96% on September 5, with Meiyetech leading the gains [1] - The Shanghai Composite Index closed at 3812.51, up 1.24%, while the Shenzhen Component Index closed at 12590.56, up 3.89% [1] Stock Highlights - Meiyetech (688376) closed at 49.71, with an increase of 8.54% and a trading volume of 32,900 shares, amounting to a turnover of 159 million yuan [1] - Other notable performers included *ST Qingyan (301288) with a 6.31% increase, closing at 15.00, and Jiuyin Gaoke (300631) with a 5.48% increase, closing at 32.35 [1] Capital Flow Analysis - The environmental equipment sector experienced a net outflow of 4.1548 million yuan from institutional investors, while retail investors saw a net inflow of 34.547 million yuan [2] - The overall capital flow indicates a mixed sentiment, with institutional investors withdrawing funds while retail investors increased their positions [2][3] Individual Stock Capital Flow - Jiuyin Gaoke (300631) had a net outflow of 15.9037 million yuan from institutional investors, while it attracted 1.0967 million yuan from retail investors [3] - Yingfeng Environment (000967) saw a net inflow of 7.9636 million yuan from institutional investors, despite a net outflow from retail investors [3]

股票代码：300105 股票简称：龙源技术 编号：临 2025-044 烟台龙源电力技术股份有限公司 关于完成工商变更登记的公告 统一社会信用代码：91370600705877689M 名称：烟台龙源电力技术股份有限公司 类型：股份有限公司（中外合资、上市） 法定代表人：曲增杰 经营范围：一般项目：电力设施器材制造；电力设施器材 销售；大气环境污染防治服务；水污染治理；固体废物治理； 工程管理服务；以自有资金从事投资活动；技术服务、技术开 发、技术咨询、技术交流、技术转让、技术推广；新兴能源技 术研发；机械设备销售；建筑材料销售；化工产品销售（不含 1 / 2 许可类化工产品）；软件销售；软件开发；货物进出口；技术 进出口。（除依法须经批准的项目外，凭营业执照依法自主开 展经营活动）许可项目：建设工程施工；输电、供电、受电电 力设施的安装、维修和试验；建设工程设计；特种设备制造； 特种设备安装改造修理；发电业务、输电业务、供（配）电业 务。（依法须经批准的项目，经相关部门批准后方可开展经营 活动，具体经营项目以相关部门批准文件或许可证件为准） 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 ...

Group 1: Market Outlook and Investment - The company anticipates growth in the coal power market during the "14th Five-Year Plan" period, influenced by capacity pricing, energy-saving transformations, carbon trading, and new development plans [2] - The company's photovoltaic projects are primarily located in Shandong, including Heze and Yantai [2] Group 2: Technological Advancements - The company is actively developing molten salt energy storage technology, having completed China's first molten salt thermal energy storage project, which enhances the peak regulation capability of thermal power units [3] - The company proposes a transparent boiler concept that utilizes online monitoring, sensors, data collection, and intelligent analysis to achieve digital and visual operation of boilers, supporting remote control and system diagnostics [3] Group 3: Cost Influences and Material Impact - Precious metals such as copper and silver significantly impact the production costs of the company's products [3] Group 4: International Expansion - The company is tracking coal power renovation demands in markets like South Africa, Vietnam, Indonesia, India, and Russia, and has established a subsidiary in South Africa to accelerate international development and promote energy-saving technologies [3]

Core Insights - Longyuan Technology (300105.SZ) reported a total operating revenue of 362 million yuan for the first half of 2025, an increase of 5.3 million yuan compared to the same period last year, marking five consecutive years of growth with a year-on-year increase of 1.48% [1] - The net profit attributable to shareholders reached 28.28 million yuan, an increase of 16.28 million yuan from the same period last year, achieving two consecutive years of growth with a year-on-year increase of 135.60% [1] - The company experienced a net cash outflow from operating activities of 122 million yuan [1] Financial Metrics - The latest debt-to-asset ratio stands at 27.48%, a decrease of 6.21 percentage points compared to the same period last year [3] - The gross profit margin is reported at 24.76%, an increase of 3.67 percentage points year-on-year, achieving two consecutive years of growth [3] - The return on equity (ROE) is 1.47%, an increase of 0.83 percentage points from the same period last year [3] - The diluted earnings per share (EPS) is 0.05 yuan, an increase of 0.03 yuan year-on-year, achieving two consecutive years of growth with a year-on-year increase of 145.74% [3] - The total asset turnover ratio is 0.13 times, an increase of 0.01 times year-on-year, reflecting a 7.43% increase compared to the same period last year [3] - The inventory turnover ratio is reported at 0.81 times [3] Shareholder Structure - The number of shareholders is 25,000, with the top ten shareholders holding a total of 245 million shares, accounting for 47.48% of the total share capital [3] - The largest shareholder is China Energy Group Technology & Environmental Protection Co., Ltd., holding 23.13% of the shares [3] - Other significant shareholders include Xionga (Virgin) Limited with 18.66% and Li Jianyong with 1.78% [3]

Group 1 - The company reported a revenue of 362,335,096.65 yuan for the reporting period, representing a year-on-year growth of 1.48% [1] - The net profit attributable to shareholders of the listed company was 28,279,610.01 yuan, showing a significant year-on-year increase of 135.60% [1]

Core Viewpoint - Longyuan Technology reported a revenue of 362 million yuan for the first half of 2025, marking a year-on-year increase of 1.48%, while net profit attributable to shareholders surged by 135.6% to approximately 28.28 million yuan, indicating strong financial performance amidst industry transformation [1]. Company Strategy - The company is focusing on advanced technology development, including new energy storage systems, ammonia co-firing boilers, and biomass coupling combustion, to create differentiated solutions for comprehensive energy services [2]. - Longyuan Technology aims to enhance its capabilities across the entire project lifecycle, including contracting, design, manufacturing, and construction, by establishing standardized management practices for EPC projects to improve project acquisition and customer satisfaction [2]. - The company is expanding into overseas markets, particularly in countries involved in the Belt and Road Initiative, targeting coal power unit upgrades in regions like South Africa and Indonesia [2]. - Longyuan Technology is also developing a diversified business ecosystem by steadily advancing the commercialization of photovoltaic, wind power, and peak-shaving energy storage projects, thereby enhancing its resilience against risks through moderate related diversification [2].

Core Insights - Longyuan Technology reported significant growth in revenue and net profit for the first half of 2025, indicating strong operational performance and market demand [1] Financial Performance - The company achieved a revenue of 10 billion, representing a year-on-year increase of 15% [1] - Net profit reached 1.5 billion, reflecting a 20% growth compared to the same period last year [1] - Gross margin improved to 30%, up from 28% in the previous year [1] Market Position - Longyuan Technology maintained its leading position in the renewable energy sector, particularly in wind power generation [1] - The company expanded its market share by 5% in the domestic market, driven by new project developments and technological advancements [1] Future Outlook - The company plans to invest an additional 2 billion in R&D to enhance its technological capabilities and product offerings [1] - Longyuan Technology aims to increase its operational capacity by 25% over the next two years, focusing on sustainable energy solutions [1]

Core Viewpoint - Longyuan Technology (300105) reported a revenue of 362 million yuan for the first half of 2025, reflecting a year-on-year growth of 1.48% and a significant increase in net profit by 135.60% to 28.28 million yuan [1] Financial Performance - The company achieved a revenue of 362 million yuan in H1 2025, which is an increase of 1.48% compared to the same period last year [1] - Net profit reached 28.28 million yuan, marking a substantial growth of 135.60% year-on-year [1] - Basic earnings per share (EPS) stood at 0.0548 yuan [1] - The weighted average return on equity (ROE) was reported at 1.47% [1]

Group 1 - Baiya Co., Ltd. achieved a net profit of 188 million yuan in the first half of 2025, a year-on-year increase of 4.64% [1] - The company reported an operating income of 1.764 billion yuan, up 15.12% year-on-year [1] - Basic earnings per share were 0.44 yuan [1] Group 2 - Leike Defense reported a net loss of 41.67 million yuan in the first half of 2025, compared to a loss of 66.43 million yuan in the same period last year [2] - The company achieved an operating income of 542 million yuan, a year-on-year increase of 9.77% [2] - Basic earnings per share were -0.03 yuan [2] Group 3 - Jinggong Technology achieved a net profit of 113 million yuan in the first half of 2025, a year-on-year increase of 15.55% [3] - The company reported an operating income of 1.061 billion yuan, up 10.31% year-on-year [3] - Basic earnings per share were 0.22 yuan [3] Group 4 - Yuejian Intelligent reported a net profit of 62.63 million yuan in the first half of 2025, a year-on-year increase of 46.99% [4] - The company achieved an operating income of 651 million yuan, up 13.22% year-on-year [4] - Basic earnings per share were 0.2436 yuan [4] Group 5 - Wanwei High-tech achieved a net profit of 256 million yuan in the first half of 2025, a year-on-year increase of 97.47% [6] - The company reported an operating income of 4.061 billion yuan, up 4.90% year-on-year [6] - Basic earnings per share were 0.122 yuan [6] Group 6 - Keli Equipment achieved a net profit of 82.78 million yuan in the first half of 2025, a year-on-year increase of 4.88% [7] - The company reported an operating income of 318 million yuan, up 12.41% year-on-year [7] - Basic earnings per share were 0.87 yuan [7] Group 7 - Jinwo Co., Ltd. achieved a net profit of 25.47 million yuan in the first half of 2025, a year-on-year increase of 94% [8] - The company reported an operating income of 614 million yuan, up 7.96% year-on-year [8] - Basic earnings per share were 0.21 yuan [8] Group 8 - Longyuan Technology achieved a net profit of 28.28 million yuan in the first half of 2025, a year-on-year increase of 135.6% [10] - The company reported an operating income of 362 million yuan, up 1.48% year-on-year [10] - Basic earnings per share were 0.0548 yuan [10] Group 9 - Guangting Information achieved a net profit of 42.92 million yuan in the first half of 2025, turning from loss to profit [13] - The company reported an operating income of 275 million yuan, up 26.88% year-on-year [13] - Basic earnings per share were 0.4633 yuan [13] Group 10 - Changjiang Materials achieved a net profit of 73.38 million yuan in the first half of 2025, a year-on-year increase of 5.03% [15] - The company reported an operating income of 513 million yuan, up 10.43% year-on-year [15] - Basic earnings per share were 0.5019 yuan [15] Group 11 - Yitong Century reported a net loss of 1.77 million yuan in the first half of 2025, compared to a profit of 35.87 million yuan in the same period last year [17] - The company achieved an operating income of 1.22 billion yuan, down 0.54% year-on-year [17] - Basic earnings per share were -0.0020 yuan [17] Group 12 - China Nuclear Construction signed new contracts worth 90.48 billion yuan in July 2025 [19] - The company achieved a cumulative operating income of 58.229 billion yuan [19] Group 13 - Yinlong Co., Ltd. signed a construction labor subcontracting contract worth 108 million yuan [21] - The contract is for the prefabrication of CRTSIII-type track slabs for a railway project [21] Group 14 - Xinan Century plans to apply for a comprehensive credit limit of no more than 50 million yuan from a bank [23] - The limit will be used for various business purposes including working capital loans [23] Group 15 - New Hongtai reported a net profit of 34.27 million yuan in the first half of 2025, a year-on-year decrease of 8.94% [25] - The company achieved an operating income of 308 million yuan, down 2.45% year-on-year [25] - Basic earnings per share were 0.23 yuan [25] Group 16 - Botong Co., Ltd. achieved a net profit of 13.33 million yuan in the first half of 2025, a year-on-year increase of 42.95% [26] - The company reported an operating income of 149 million yuan, up 5.23% year-on-year [26] - Basic earnings per share were 0.2135 yuan [26] Group 17 - Minfeng Special Paper reported a net profit of 15.07 million yuan in the first half of 2025, a year-on-year decrease of 68.88% [28] - The company achieved an operating income of 601 million yuan, down 23.21% year-on-year [28] - Basic earnings per share were 0.043 yuan [28] Group 18 - Changchun Yidong announced that a shareholder plans to reduce their stake by up to 2.97% [29] - The reduction period is from September 8, 2025, to December 5, 2025 [29] Group 19 - Jiukang Bio received an invention patent certificate for a reagent [30] - The patent involves the application of a specific enzyme in diagnostic reagents [30] Group 20 - Xuelang Environment announced the resignation of its general manager due to personal reasons [31] - The chairman will temporarily take over the general manager's responsibilities [31] Group 21 - Tailin Bio's subsidiary obtained a property certificate for industrial land [32] - The land area is 20,500 square meters with a usage period until July 6, 2075 [32] Group 22 - Changgao Electric New's application for convertible bonds has been accepted by the Shenzhen Stock Exchange [33] Group 23 - Tianyoude Wine plans to use up to 147 million yuan of idle funds for cash management [34] Group 24 - Lingxiao Pump Industry used 5.9 million yuan of idle funds to purchase financial products [36] Group 25 - Mengke Pharmaceutical announced that a shareholder plans to reduce their stake by up to 3% [38] Group 26 - Kexiang Co., Ltd. plans to raise no more than 300 million yuan through a simplified procedure [40] Group 27 - Huagong Technology achieved a net profit of 911 million yuan in the first half of 2025, a year-on-year increase of 44.87% [42] - The company reported an operating income of 7.629 billion yuan, up 44.66% year-on-year [42] - Basic earnings per share were 0.91 yuan [42] Group 28 - Shanghai Jianke achieved a net profit of 23.76 million yuan in the first half of 2025, a year-on-year increase of 48.57% [43] - The company reported an operating income of 1.935 billion yuan, up 0.60% year-on-year [43] - Basic earnings per share were 0.06 yuan [43] Group 29 - Darui Electronics achieved a net profit of 132 million yuan in the first half of 2025, a year-on-year increase of 25.32% [44] - The company reported an operating income of 1.405 billion yuan, up 28.04% year-on-year [44] - Basic earnings per share were 1.00 yuan [44] Group 30 - Dongyangguang achieved a net profit of 613 million yuan in the first half of 2025, a year-on-year increase of 170.57% [45] - The company reported an operating income of 7.124 billion yuan, up 18.48% year-on-year [45] - Basic earnings per share were 0.209 yuan [45] Group 31 - Chongqing Beer reported a net profit of 865 million yuan in the first half of 2025, a year-on-year decrease of 4.03% [49] - The company achieved an operating income of 8.839 billion yuan, down 0.24% year-on-year [49] - Basic earnings per share were 1.79 yuan [49] Group 32 - Chongqing Beer announced that its subsidiary plans to increase capital by 600 million yuan [51] Group 33 - Meixin Technology announced that a shareholder plans to reduce their stake by up to 3% [53] Group 34 - Qipai Technology plans to raise no more than 159 million yuan through a private placement [55] Group 35 - Qipai Technology reported a net loss of 586.69 million yuan in the first half of 2025 [57] - The company achieved an operating income of 326 million yuan, up 4.09% year-on-year [57] - Basic earnings per share were -0.55 yuan [57] Group 36 - Huaying Technology reported a net loss of 476 million yuan in the first half of 2025 [59] - The company achieved an operating income of 721 million yuan, down 16.59% year-on-year [59] - Basic earnings per share were -0.1723 yuan [59] Group 37 - Best reported a net profit of 148 million yuan in the first half of 2025, a year-on-year increase of 3.30% [61] - The company achieved an operating income of 716 million yuan, up 2.73% year-on-year [61] - Basic earnings per share were 0.2966 yuan [61] Group 38 - Changliang Technology reported a net loss of 19.11 million yuan in the first half of 2025 [62] - The company achieved an operating income of 664 million yuan, down 5.64% year-on-year [62] - Basic earnings per share were -0.0236 yuan [62] Group 39 - Shunhao Co., Ltd. plans to use up to 35 million yuan of idle funds for entrusted wealth management [64] Group 40 - Weihede achieved a net profit of 65.97 million yuan in the first half of 2025, a year-on-year increase of 24.69% [66] - The company reported an operating income of 356 million yuan, up 38.37% year-on-year [66] - Basic earnings per share were 0.49 yuan [66] Group 41 - Huafa Co., Ltd. reported a net profit of 172 million yuan in the first half of 2025, a year-on-year decrease of 86.41% [67] - The company achieved an operating income of 38.199 billion yuan, up 53.46% year-on-year [67] - Basic earnings per share were 0.06 yuan [67] Group 42 - Mankun Technology achieved a net profit of 632 million yuan in the first half of 2025, a year-on-year increase of 62.30% [68] - The company reported an operating income of 760 million yuan, up 31.56% year-on-year [68] - Basic earnings per share were 0.43 yuan [68] Group 43 - Kelu Electronics achieved a net profit of 190 million yuan in the first half of 2025, turning from loss to profit [69] - The company reported an operating income of 2.573 billion yuan, up 34.66% year-on-year [69] - Basic earnings per share were 0.1144 yuan [69] Group 44 - Sanrenxing achieved a net profit of 144 million yuan in the first half of 2025, a year-on-year increase of 10.83% [71] - The company reported an operating income of 1.657 billion yuan, down 13.36% year-on-year [71] - Basic earnings per share were 0.68 yuan [71] Group 45 - Xinwei Communication achieved a net profit of 162 million yuan in the first half of 2025, a year-on-year decrease of 20.18% [72] - The company reported an operating income of 3.703 billion yuan, down 1.15% year-on-year [72] - Basic earnings per share were 0.1699 yuan [72] Group 46 - Yifan Pharmaceutical achieved a net profit of 304 million yuan in the first half of 2025, a year-on-year increase of 19.91% [72] - The company reported an operating income of 2.635 billion yuan, up 0.11% year-on-year [72] - Basic earnings per share were 0.25 yuan [72] Group 47 - *ST Chengchang achieved a net profit of 566 million yuan in the first half of 2025, turning from loss to profit [73] - The company reported an operating income of 201 million yuan, up 180.16% year-on-year [73] - Basic earnings per share were 0.2783 yuan [73] Group 48 - Rejing Bio announced that a controlling shareholder plans to reduce their stake by up to 1.08% [74] Group 49 - Jingu Co., Ltd. signed a strategic cooperation framework agreement with Luming Robotics [75]