Sou Hu Cai Jing·2025-12-24 01:02Core Insights - The total crude oil production of the Bayannur Oilfield, operated by China National Petroleum Corporation (CNPC) in the Hetao Basin of Inner Mongolia, has surpassed 5 million tons, marking a significant advancement in the exploration and development of deep continental clastic oil reservoirs in China [1][2] Group 1: Production Milestones - The Bayannur Oilfield achieved its first 1 million tons of crude oil production in 49 months, with subsequent milestones of 1 million tons reached in progressively shorter timeframes of 13 months, 10 months, 9 months, and 8 months, indicating a rapid growth trend in production capacity [1] - The average burial depth of the oil reservoir in the Bayannur Oilfield exceeds 5,000 meters, making it the deepest continental clastic oil reservoir in China [1] Group 2: Technological Innovations - The oilfield has pioneered the "integrated oilfield one-time development with gas injection gravity drive" concept, establishing China's first early reduced oxygen air-driven gravel oilfield, which showcases new technological breakthroughs in the efficient development of deep oil and gas resources [2] - The exploration and development division of the CNPC Bayannur Oilfield has focused on key core technology breakthroughs, successfully implementing a new theory for oil reservoir formation in late-stage rapidly subsiding basins, and has established two billion-ton-level quality reserves [1][2]