能源安全新保障，我国最大页岩油生产基地累产超2000万吨

Core Insights - China's largest shale oil production base, Changqing Oilfield, has surpassed a cumulative production of 20 million tons, marking a new phase of large-scale and efficient development in domestic continental shale oil extraction [1][2] Group 1: Production Milestones - The cumulative production of shale oil at Changqing Oilfield has reached over 20 million tons, indicating significant progress in the development of continental shale oil resources [1] - The oilfield has accelerated its shale oil production this year, adding 144 new horizontal wells, with a daily production exceeding 10,000 tons, setting a historical record [1] Group 2: Future Projections - The company plans to continue increasing its shale oil exploration and development efforts, with an expected annual production of 3.5 million tons by the end of the year and a target of 4.5 million tons by 2030, contributing to national energy security [2] - The time taken for Changqing Oilfield to increase its cumulative production from 10 million tons to 20 million tons was only 3 years, compared to 12 years for the initial 10 million tons [2]