神开股份公告称，2025年度其以简易程序向特定对象发行股票，募集资金总额2.20亿元，净额2.16亿 元。截至核查意见出具日，公司以自筹资金预先投入募投项目3900万元，用于并购蓝海智信51%股权； 已支付发行费用148.11万元。公司拟使用募集资金4048.11万元置换上述自筹资金。该事项已通过审计委 员会、董事会审议，会计师事务所出具鉴证意见，保荐机构无异议，且置换时间未超6个月，符合相关 规定。 ...

证券日报网讯1月21日，德石股份（301158）在互动平台回答投资者提问时表示，截至2026年1月20日， 公司股东总户数为18249户。 ...

Core Viewpoint - Tongyuan Petroleum (300164) primarily operates in North America and domestically, with its collaboration with Chevron focused on perforation services in North America, and there are currently no related business partnerships in other regions [1] Group 1 - The main business areas of the company are North America and domestic markets [1] - The collaboration with Chevron is specifically for perforation services in North America [1] - There are no current business collaborations with Chevron in other regions [1]

Group 1 - The core viewpoint of the article is that Tongyuan Petroleum's North American subsidiary is collaborating with Chevron primarily in the perforation business in North America, with no related business cooperation in other regions [2] Group 2 - The company responded to investor inquiries on an interactive platform regarding its business operations [2] - The collaboration with Chevron is specifically focused on the North American market [2] - There are currently no business partnerships with Chevron in other geographical areas [2]

Group 1 - The core point of the article is that Tongyuan Petroleum (300164) has reported its total number of shareholders as 51,439 as of December 31, 2025 [1]

Core Viewpoint - The successful application of the bionic peristaltic drag reduction tool in the drilling of the Chengbei 22H-19 well by Shengli Oil Engineering Company marks a significant advancement in drilling technology, aimed at improving efficiency and reducing costs in offshore drilling operations [1] Group 1: Technology Development - The bionic peristaltic drag reduction tool is a key research project developed by Sinopec Petroleum Engineering Company, inspired by the movement of segmented animals like earthworms to minimize friction in confined spaces [1] - This tool enhances the load transfer efficiency of the drill string, addressing issues related to drag in long horizontal wells and improving mechanical drilling speed [1] Group 2: Operational Impact - The use of the tool resulted in a more than 100% increase in the directional inclination rate compared to the upper wellbore, successfully validating its drag reduction effect [1] - The field test data obtained from this application will provide scientific support for future technological advancements in drilling operations [1]

Group 1 - The core viewpoint of the article is that Tongyuan Petroleum (300164) is maintaining a stable development trend in its overall business [1] - The company encourages investors to refer to its periodic reports for specific details regarding its business performance [1]

Group 1 - The core point of the article is that Tianjin New Land Petroleum Technology Co., Ltd. has obtained a patent for a "petroleum extraction packer with an expandable sealing structure," with the authorization announcement number CN120844967B and an application date of September 2025 [1] - Tianjin New Land Petroleum Technology Co., Ltd. was established in 2018 and is located in Tianjin, primarily engaged in wholesale business, with a registered capital of 20 million RMB [1] - The company has participated in 102 bidding projects and holds 25 patent information records, in addition to having 4 administrative licenses [1]

Group 1 - The core point of the news is that Dezhou United Petroleum Technology Co., Ltd. (德石股份) has seen its stock price increase by 1.25% to 21.95 CNY per share, with a total market capitalization of 3.301 billion CNY, and a cumulative increase of 5.07% over the past six days [1] - The company specializes in the research, production, sales, and leasing of oil drilling tools and equipment, with its main business revenue composition being: leasing and maintenance 42.42%, drilling tools 31.96%, equipment products 22.08%, others 2.15%, and engineering technical services 1.39% [1] - A fund under Xinghua Fund holds a significant position in Dezhou United Petroleum Technology, with the Xinghua Jinghe Mixed Fund A (兴华景和混合发起A) holding 84,900 shares, representing 4.08% of the fund's net value, making it the tenth largest holding [2] Group 2 - The Xinghua Jinghe Mixed Fund A was established on June 12, 2025, with a current size of 25.1421 million CNY and a cumulative return of 21.76% since inception [3] - The fund manager, Cui Tao, has a tenure of 2 years and 203 days, with the fund's total assets amounting to 160 million CNY, achieving a best return of 22% and a worst return of -6.1% during his management [3] - The other fund manager, Huang Shengpeng, has a tenure of 1 year and 336 days, managing assets of 37.0614 million CNY, with a best return of 53.93% and a worst return of 3.37% during his management [3]

Core Viewpoint - Tongyuan Petroleum (300164) reported that as of December 19, 2025, the total number of shareholders reached 51,098 [1] Summary by Category Company Information - Tongyuan Petroleum has a total of 51,098 shareholders as of the specified date [1]