Yang Shi Wang·2025-08-30 06:06Group 1: Offshore Heavy Oil Thermal Recovery Progress - China has achieved significant progress in the large-scale application of offshore heavy oil thermal recovery technology, with cumulative production exceeding 5 million tons, making it the first country to achieve large-scale thermal recovery of offshore heavy oil [1] - The Luda 5-2 North Oilfield Phase II project, which began production in February, has added over 20 million tons of recoverable heavy oil reserves and has a daily thermal recovery production exceeding 500 tons, contributing over 100,000 tons to cumulative thermal recovery output [1] - The newly launched Kengli 10-2 oilfield development project has added over 14 million tons of recoverable heavy oil reserves, with total thermal recovery production in the offshore sector exceeding 130,000 tons this year, setting a historical high for the same period [1] Group 2: Heavy Oil Resource Potential - China is one of the world's four largest heavy oil producers, with an estimated heavy oil resource of approximately 19.87 billion tons and proven reserves of 3.5 billion tons, indicating significant development potential [5] - Currently, less than 3% of the annual crude oil production of over 30 million tons from Bohai Oilfield comes from unconventional heavy oil, highlighting the importance of converting heavy oil reserves into production for enhancing domestic oil and gas exploration and development [5] Group 3: Applications and Importance of Heavy Oil - Heavy oil is a valuable petrochemical raw material, often referred to as "black gold," and can be refined into lubricants, greases, and various types of asphalt used in transportation and construction [6][8] - In industrial applications, heavy oil can be refined into low-congealing diesel suitable for cold regions, high-performance lubricants, and electrical insulation oil, while also serving as a core raw material for road paving asphalt and waterproofing asphalt in construction [8]