证券代码：301158 证券简称：德石股份 公告编号：2025-032 德州联合石油科技股份有限公司 关于取得发明专利证书的公告 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、 误导性陈述或者重大遗漏。 德州联合石油科技股份有限公司（以下简称"公司"）近日取得国家知识产权 局颁发的发明专利证书 2 项，具体情况如下： | 专利名称 | 专利号 | | | 专利申请日 | | | | | 授权公告日 | | | | 专利 类型 | 专利权人 | | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | | 基于 MWD | | | | | | | | | | | | | | | | 的随钻方 位伽马数 | ZL202510574118.3 | 2025 | 年 | 05 | 月 06 | 日 | 2025 | 年 | 07 | 月 | 22 | 日 | 发明 | 德州联合石 油科技股份 | | 据处理方 | | | | | | | | | | | | | 专利 ...

德州联合石油科技股份有限公司 证券代码：301158 证券简称：德石股份 公告编号：2025-030 于剑先生在任职期间恪尽职守、勤勉尽责，公司及董事会对其在任职期间为公司 发展所做出的贡献表示衷心感谢！ 特此公告。 德州联合石油科技股份有限公司董事会 2025 年 7 月 18 日 关于公司副总经理辞职的公告 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、 误导性陈述或者重大遗漏。 德州联合石油科技股份有限公司（以下简称"公司"）董事会于近日收到公司 副总经理于剑先生的书面辞职报告。于剑先生因工作调整原因，申请辞去公司副总 经理职务。辞职后于剑先生将继续在公司任职，其辞职不会对公司的正常运作及经 营管理产生影响。根据《公司法》《公司章程》及有关法律法规的规定，于剑先生 的辞职报告自送达公司董事会之日起生效，于剑副总经理的职务原定任期至公司 第三届董事会任期届满之日止。 截至本公告披露日，于剑先生直接持有公司股份 50,000 股，占公司总股本的 0.033%，并通过 2024 年员工持股计划间接持有公司股份 19,000 股，其配偶及其他直 系亲属未持有公司股份。于剑先生不存在应履 ...

Group 1 - Shengde Xintai won a bid for a thermal power steel pipe project worth approximately 217 million yuan, accounting for 8.15% of its audited revenue for 2024 [1] - High-speed Electric's subsidiary won a project for the Shanghai-Nanjing-Hefei high-speed railway, with a bid amount of 71.76 million yuan [1] - Cangge Mining's subsidiary received a construction permit for a lithium-boron mining project, with a construction area of 106,900 square meters [2] Group 2 - China Electric Power Construction signed a mining transportation project contract in Guinea worth approximately 5.063 billion yuan, with a total duration of about 72 months [3] - Guobang Pharmaceutical's subsidiary completed the registration of an equity investment fund focusing on strategic emerging industries [4] - Deshi Co. obtained two invention patents related to oil and gas field development [5][26] Group 3 - Xue Tian Salt Industry expects a significant decrease in net profit for the first half of 2025, projecting a decline of 76.34% to 80.29% [6] - Rundu Co. received a drug registration certificate for moxifloxacin hydrochloride tablets, used for treating various bacterial infections [7] - China Nuclear Power reported a 15.65% increase in power generation in the first half of the year, with nuclear power generation up by 12.01% [8] Group 4 - Suqian Liansheng obtained two invention patents related to wastewater treatment methods [9] - Boshi Co. signed a 109 million yuan operation and maintenance service contract for solid product packaging [11] - *ST Sailong's subsidiary received a drug registration certificate for torasemide injection, used for various medical conditions [13] Group 5 - North Bay Port reported a 10.95% increase in cargo throughput for the first half of 2025, with container throughput also showing growth [14] - Kaiwei Te expects a revenue increase of 56.17% to 90.87% for the first half of 2025 [15] - Wankai New Materials plans to reduce production and conduct maintenance on 60,000 tons of PET capacity, affecting overall performance [16] Group 6 - Haiwang Bio's HW130 injection successfully completed Phase I clinical trials, showing good safety and tolerability [19] - Zhenai Meijia received a total of 22.8 million yuan in compensation for land acquisition, which will significantly impact its 2025 performance [20] - Changyuan Electric reported a 23.58% decrease in power generation in June, with a notable decline in thermal power generation [21] Group 7 - Shouxiangu's subsidiary completed the registration of two health food products [22] - Kailun Co. announced the resignation of its deputy general manager and board secretary [23] - Xibu Muye reported a 2.15% year-on-year increase in fresh milk production in June [24] Group 8 - Deshi Co. obtained two invention patents related to oil and gas field development [26] - Jingwei Huikai plans to acquire a 12.44% stake in Nuo Si Micro for 149 million yuan [27] - Electric Alloy completed the registration of its subsidiary in Mexico [29] Group 9 - Meinuohua expects a net profit increase of 142.84% to 174.52% for the first half of 2025 [30] - Guizhou Moutai repurchased approximately 3.38 million shares, accounting for 0.2692% of its total share capital [31][32] - Warner Pharmaceutical received approval for the listing application of a raw material drug for treating respiratory diseases [34] Group 10 - Yuan Dong Bio's independent director is under investigation for serious violations [35] - Dash Intelligent signed a contract for a smart project worth 11.88 million yuan [36] - Dayou Energy plans to transfer 586,500 tons of coal production capacity replacement indicators [37] Group 11 - Foton Motor reported a 150.96% increase in new energy vehicle sales in the first half of 2025 [39] - Renfu Pharmaceutical's shareholder plans to increase its stake by 1% to 2% [40] - Zongshen Power expects a net profit increase of 70% to 100% for the first half of 2025 [42] Group 12 - Yingboer plans to sell its wholly-owned subsidiary for 239 million yuan [44] - Changan Automobile reported a 1.59% increase in total vehicle sales in the first half of 2025 [46] - Fulian Precision signed a cooperation framework agreement with Sichuan Development Longmang [48] Group 13 - Nengte Technology plans to repurchase shares worth 300 million to 500 million yuan [50] - Longsoft Technology's controlling shareholder donated 3.43% of the company's shares [51] - Data Port's shareholders plan to reduce their holdings by up to 2% [52]

德州联合石油科技股份有限公司 关于取得发明专利证书的公告 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、 误导性陈述或者重大遗漏。 德州联合石油科技股份有限公司（以下简称"公司"）近日取得国家知识产权 | 专利名称 | 专利号 | | | 专利申请日 | | | | | | 授权公告日 | | | | 专利 | 专利权人 | | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | | | | | | | | | | | | | | | | 类型 | | | 一种卡箍 | | | | | | | | | | | | | | | | | 式快装井 | | | | | | | | | | | | | | 发明 | 德州联合石 | | 口装置及 | ZL202510472779.5 | 2025 | 年 | 04 | 月 | 16 | 日 | 2025 | 年 | 06 | 月 | 17 | 日 | 专利 | 油科技股份 | | 其安装方 | | | | ...

Core Viewpoint - 德石股份 has signed a strategic cooperation agreement with Sinopec International Co., Ltd., focusing on the cooperation in screw drill tools, which is expected to enhance business relations and mutual benefits between the two companies [2]. Group 1: Company Performance - As of June 27, 2025, 德石股份 closed at 17.14 yuan, down 1.15%, with a turnover rate of 6.38%, a trading volume of 93,500 shares, and a transaction amount of 160 million yuan [1]. Group 2: Strategic Initiatives - The company is actively focusing on the "Belt and Road" initiative, considering it a key overseas market, and aims to provide quality products and services to clients in these regions [3]. - The company is exploring potential projects in the renewable energy sector, although specific plans were not disclosed [2]. Group 3: Investor Relations - The company has increased its R&D investment in recent years, with updates on key projects expected to be disclosed in the 2024 annual report [2]. - On June 27, 2025, the net outflow of main funds was 23 million yuan, while speculative funds saw a net inflow of 6.49 million yuan, and retail investors had a net inflow of 16.51 million yuan [3].

Market Overview - A-shares showed strength on June 24, with 4,729 stocks rising, and the ChiNext index increasing by over 2.00% [1] - The Shanghai Composite Index and Shenzhen Component Index both rose by more than 1% [1] Sector Performance - The energy sector, particularly oil and gas stocks, experienced significant declines due to a sharp drop in international oil prices [2] - Key sectors that saw declines include: - Energy Equipment: -5.51% - Shipping: -3.27% - Oil and Gas: -2.86% - Gas: -2.30% - Aerospace and Military: -1.43% [3] Individual Stock Movements - Notable declines in individual stocks include: - Keli Co., Ltd.: -23.06% at a price of 40.93 - Potential Energy: -20.03% at a price of 6.19 - De Shi Co.: -11.39% at a price of 17.03 - Other significant declines include: - Shandong Molong: -23.89% at a price of 4.30 - Sinopec Oilfield Service: -14.63% at a price of 0.70 [4][5] Oil Price Movement - International oil prices fell sharply, with WTI crude oil dropping over 8% and continuing to decline by more than 3% as of June 24 [6] - Domestic crude oil futures opened at a limit down [6] LPG Futures - Liquefied petroleum gas (LPG) futures hit the limit down, with the Dalian Commodity Exchange LPG index dropping nearly 6% [8] Geopolitical Factors - Market concerns regarding Middle Eastern oil supply disruptions have eased, leading to a significant reduction in geopolitical risk premiums [10] - Reports indicate that Iran has agreed to cease attacks under certain conditions set by Israel, although no formal ceasefire agreement has been reached [12][14]

Group 1 - Company Xi Zhong Technology proposed to repurchase shares worth between 75 million and 150 million yuan using excess funds and self-owned funds [1] - Company Yongxi Electronics expects a revenue growth of 16.6% to 28.88% in the first half of the year, with projected revenue between 1.9 billion and 2.1 billion yuan [2] - Company Jingyi Equipment anticipates a revenue increase of 36.54% to 42.48%, with expected revenue between 690 million and 720 million yuan [2][3] Group 2 - Company Haipuri received approval from the European Medicines Agency (EMA) for a new production line for Enoxaparin Sodium injection, with an annual capacity of 330 million doses [4] - Company Inner Mongolia Xinhua plans to merge its wholly-owned subsidiaries to optimize resource allocation and improve operational efficiency [5] - Company Cloud Chemical intends to sign daily related transaction framework agreements with its controlling shareholder to reduce operational costs [7] Group 3 - Company China Software received approval from the China Securities Regulatory Commission for a specific stock issuance [8] - Company Wankong Intelligent's subsidiary won a bid for a project with the State Grid worth approximately 12.17 million yuan [9] - Company Lianlong obtained a patent for an anti-aging agent, which is expected to enhance its product offerings in polymer materials [11] Group 4 - Company Yunlu plans to increase its shares by 4 million to 12 million yuan through stock purchases by its executives [12] - Company Enhua Pharmaceutical's chairman increased his stake by 237,900 shares [14] - Company Daqin Railway announced the resignation of its general manager due to retirement [15] Group 5 - Company Hefei Urban Construction signed a land use rights transfer contract for an industrial site with an area of 78,561.78 square meters, with a payment of 103 million yuan due by July 13, 2025 [16] - Company Taiji Group received a government subsidy of 20 million yuan, representing 75.04% of its projected net profit for 2024 [17] - Company Guodian Nanrui elected a new chairman, Zheng Zongqiang, while he resigned from his previous roles [19] Group 6 - Company Xinhua Medical received a medical device registration certificate for a thromboelastography testing kit [20] - Company Baotailong's subsidiary obtained a mining license for a graphite mine with a production capacity of 2 million tons per year [21] - Company Zejing Pharmaceutical received approval for clinical trials of its innovative cancer treatment drugs [22] Group 7 - Company Aojing Medical's artificial bone repair material received registration approval in Vietnam [23] - Company Chengjian Development received a cash dividend of 90.2169 million yuan from Guoxin Securities [24] - Company Rili Technology proposed a share repurchase plan worth between 10 million and 20 million yuan [25] Group 8 - Company Deshi General Institute received approval to issue up to 1 billion yuan in technology innovation bonds [44] - Company Tongding Interconnect plans to bid for two procurement projects worth approximately 717 million yuan [46] - Company Bangji Technology plans to acquire multiple agricultural companies [46]

局颁发的发明专利证书 1 项，具体情况如下： 注：专利权自授权公告之日起生效。专利权有效性及专利权人变更等法律信息以 专利登记簿记载为准。 该专利的设计旨在提供一种指向式旋转导向仪器地面试验装置，该装置可在试验 室条件下精准模拟真实钻井工况，包括旋转驱动、循环水通入及钻压加载等关键作业 参数，实现对仪器工作状态的全面复现。有效解决了传统技术中地面试验手段不足、 钻井工况模拟不充分等行业痛点，大幅降低现场应用风险，为旋转导向系统的优化与 验证提供了高效、可靠的测试平台。 上述发明专利的取得不会对公司近期生产经营产生重大影响，但有利于公司进一 步完善知识产权保护体系，发挥自主知识产权优势，并形成持续创新机制，巩固公司 技术创新发展的领先地位。 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、 误导性陈述或者重大遗漏。 德州联合石油科技股份有限公司（以下简称"公司"）近日取得国家知识产权 | 专利名称 | 专利号 | | | 专利申请日 | | | 授权公告日 | | | | | 专利 | 专利权人 | | --- | --- | --- | --- | --- | --- | --- | ...

Group 1 - Guangdian Electric's wholly-owned subsidiary plans to sell 5.91% stake in Shanghai Winshun Electric Technology Co., Ltd. to Yapp Automotive Parts Co., Ltd. for 62.63 million yuan, aiming to optimize asset structure [1] - Anhui Natural Gas received approval for the registration of 500 million yuan short-term financing bonds and 600 million yuan medium-term notes, valid for two years [1] - Kirin Security received government subsidies totaling 6.48 million yuan, which are related to revenue [2] Group 2 - Junshi Biosciences received approval for two new indications for its self-developed drug, Oncorhynchus monoclonal antibody injection, targeting adult patients with heterozygous familial hypercholesterolemia and non-familial hypercholesterolemia [3] - China Resources Double Crane's subsidiary passed GMP compliance inspection for small and large volume injection production lines [4] - Nanjing Public Utilities' board approved the absorption and merger of its wholly-owned subsidiary, Nanjing Jinguang Industry Co., Ltd. [7] Group 3 - Boya Bio received drug registration certificate for human immunoglobulin (pH4) in the Dominican Republic, valid until August 12, 2029 [8] - Jizhi Co. announced that its controlling shareholder and actual controller committed not to reduce their shareholdings until December 31, 2025 [9] - Yuhua Tian won a bid for the integrated urban management project in Lanzhou City, with a total service subsidy of 353 million yuan [10] Group 4 - Anke Rui obtained five invention patent certificates related to various energy management and control technologies [11] - Kebo Da's wholly-owned subsidiary plans to acquire 100% of Czech IMI Company for approximately 9.43 million euros to enhance global production layout [13] - Yantian Port announced a cash dividend of 1.30 yuan per 10 shares, totaling 676 million yuan [14] Group 5 - Huawang Technology plans to distribute a cash dividend of 0.45 yuan per share and a capital reserve increase of 0.20 shares per share [15] - Kabe Yi established a wholly-owned subsidiary in Japan to enhance its business layout [16] - Dongcheng Pharmaceutical's subsidiary received approval for the marketing of sodium fluoride injection, a PET radiopharmaceutical [18] Group 6 - Huaxin New Materials' subsidiary received two utility model patent certificates for innovative devices [19] - Lingang Steel's new 2290 cubic meter blast furnace has been successfully put into operation [21] - Xinlitai received drug registration certificate for Sacubitril/Valsartan tablets, the first of its kind in China [23] Group 7 - Aike Co.'s subsidiary received project designation notices from multiple clients for electric drive platform components [25] - Tonghe Pharmaceutical received drug registration certificate for Apixaban in South Korea [26] - Junting Hotel signed a cooperation agreement with Choice Hotels for exclusive brand usage in mainland China [28] Group 8 - Guangdong Hongtu plans to establish a wholly-owned subsidiary in Zhengzhou to enhance market layout [30] - Yuheng Pharmaceutical signed a joint promotion agreement for Pemafibrate tablets with Xinghe Pharmaceutical [31] - Chongqing Steel terminated the absorption and merger of its wholly-owned subsidiary, citing strategic advantages of independent operation [33] Group 9 - Jihong Co. announced the listing of its H-shares on the Hong Kong Stock Exchange [34] - Deshi Co. announced plans for shareholders to reduce their holdings by up to 0.3% [36] - Xinhai Medical's subsidiary received medical device registration for a dialysis fluid filter [42]

证券代码：301158 证券简称：德石股份 公告编号：2025-027 德州联合石油科技股份有限公司 关于公司董事、高级管理人员减持股份的预披露公告 公司董事、副总经理王继平先生；副总经理、董事会秘书王海斌先生保证向本 公司提供的信息内容真实、准确、完整，没有虚假记载、误导性陈述或重大遗漏。 本公司及董事会全体成员保证公告内容与信息披露义务人提供的信息一致。 特别提示： 持有德州联合石油科技股份有限公司（以下简称"公司"）股份 720,190 股（占 公司剔除回购专户股份数后总股本的 0.4861%）的董事、副总经理王继平先生计 划在此公告披露之日起 15 个交易日后的 3 个月内（窗口期除外）以集中竞价或 大宗交易的方式减持公司股份 180,048 股（占公司剔除回购专户股份数后总股本 的 0.1215%）。 持有公司股份 1,637,250 股（占公司剔除回购专户股份数后总股本的 1.1052%） 的副总经理、董事会秘书王海斌先生计划在此公告披露之日起 15 个交易日后的 3 个月内（窗口期除外）以集中竞价或大宗交易的方式减持公司股份 409,313 股（占 公司剔除回购专户股份数后总股本的 0.2763 ...