中国陆上最大油田实现页岩油规模化效益开采

Core Viewpoint - The Daqing Gulong continental shale oil national demonstration zone has achieved an annual production of over 1 million tons, marking a significant milestone in the large-scale extraction of shale oil in China [2][4] Group 1: Production and Development - The Gulong shale oil demonstration zone's annual production increased from 15,000 tons in 2021 to over 1 million tons by 2025, demonstrating a historic leap from "oil generation" to "oil production" [4] - The single well lifecycle production has risen from 11,000 tons to 32,000 tons over five years, indicating improved extraction efficiency [4] Group 2: Technological and Strategic Advances - The Daqing Oilfield has confirmed the significant theoretical breakthrough that "shale can also produce oil," which is expected to greatly enhance the prospects for oil and gas resources in China [4] - The development of Gulong shale oil has been supported by national investment and technology, with local policies facilitating the establishment of 18 oil service companies, creating a complete industrial chain [4] Group 3: Challenges and Innovations - The Gulong shale oil, recognized as a typical representative of mudstone-type shale oil, faced significant development challenges, which were overcome through innovative drilling techniques [2][4] - The successful drilling of the "Guyu Oil Ping 1 Well" marked a turning point, leading to the first industrial oil and gas flow in June 2020 after overcoming various geological challenges [2]