Core Insights - A recent study from the China Petroleum Coal Rock Gas Key Laboratory indicates that China's coal rock gas geological resource potential could reach 50 trillion cubic meters, positioning it as a significant new energy source [1] - The exploration and development of coal rock gas is gaining momentum, becoming a new highlight in China's natural gas production amid the country's dual carbon goals and energy transition [1][2] Resource Potential - The Ordos Basin alone holds over 25 trillion cubic meters of coal rock gas resources, with other basins like Sichuan, Tarim, Junggar, Bohai Bay, and Turpan-Hami also showing strong resource foundations for efficient exploration and development [1] - As of October 2025, the cumulative proven geological reserves of coal rock gas in China are expected to exceed 700 billion cubic meters, with production projected to rise from 2.7 billion cubic meters in 2024 to 4 billion cubic meters in 2025 [2] Theoretical Innovations - The discovery of coal rock gas challenges traditional geological theories, which considered depths over 1500 meters as development "forbidden zones" due to lower gas adsorption and high costs [3] - The new concept of coal rock gas (Coal-rock Gas, CRG) was proposed by the China Petroleum Exploration and Development Research Institute, supported by the broader "total oil and gas system" theory, which integrates conventional and unconventional gas resources [4] Development Progress - China's coal rock gas exploration has shown rapid growth, achieving significant breakthroughs in the Ordos Basin, including the discovery of three large gas fields with geological reserves exceeding 500 billion cubic meters and the establishment of the first million-ton deep coal rock gas field [8] - By 2035, China aims to establish a production capacity of over 30 billion cubic meters of coal rock gas, with ongoing plans for multiple large-scale gas fields [8]

Core Insights - The article emphasizes the importance of developing a new energy system in China, focusing on increasing the share of renewable energy and ensuring a reliable transition from fossil fuels to a new power system [2][10]. Group 1: Energy Independence and Production - The U.S. achieved energy independence in 2019, with a consumption of 2.22 billion tons of oil equivalent and a production of 2.26 billion tons, marking the first time since 1957 that production exceeded consumption [2]. - Global oil and gas production is projected to reach 8.255 billion tons of oil equivalent in 2024, with crude oil at 4.817 billion tons and natural gas at 40,715 billion cubic meters [3]. Group 2: Unconventional Oil and Gas Development - The transition from conventional to unconventional oil and gas is a necessary trend, with China's unconventional oil and gas production reaching 110 million tons of oil equivalent, accounting for 27% of total oil and gas production [3]. - China's unconventional gas production has significantly increased from 2.4% in 2008 to 27% in 2024, with unconventional natural gas production at 1,077 billion cubic meters, representing 44% of total natural gas production [3]. Group 3: Coalbed Methane and Coal Rock Gas - The development of coal rock gas in China has progressed through four geological breakthroughs, leading to significant advancements in exploration and production techniques [4][6]. - China has made strategic breakthroughs in deep coal rock gas exploration, with initial average daily production exceeding 100,000 cubic meters from horizontal wells in the Daqi area since 2021 [5]. Group 4: Innovations in Coal Rock Gas - The coal rock gas revolution includes three major innovations: theoretical innovation defining coal rock gas types, technological innovation in horizontal well development, and management innovation for effective exploration [7]. - The concept of coal rock gas has been introduced as a new type of unconventional natural gas, with unique geological characteristics and development methods [6]. Group 5: Strategic Importance of Energy Development - The strategic significance of building an energy powerhouse in China includes ensuring energy security, achieving carbon neutrality, and supporting modernization efforts [10]. - The unconventional oil and gas sector is seen as a strategic resource for stabilizing oil supply and increasing gas production, with projections indicating that unconventional gas could exceed 50% of total production by 2030 [10][11]. Group 6: Exploration Potential - Major basins in China, such as Ordos, Sichuan, and Tarim, show promising exploration potential for coal rock gas, with estimated resources exceeding 20 trillion cubic meters in the Ordos basin alone [11]. - The global coal rock gas resources are abundant, with countries like the U.S., Russia, and Australia also having significant reserves, indicating a potential new growth area in the natural gas industry [11].

Core Insights - The emergence of "coal-rock gas" as a new unconventional natural gas resource is highlighted as a significant development in China's natural gas production [1][2] - As of October 2025, China's proven geological reserves of coal-rock gas are expected to exceed 700 billion cubic meters [1] - The concept of coal-rock gas was officially introduced at the 43rd "Cambridge Energy Week" in March 2025, distinguishing it from traditional coalbed methane [1][2] Group 1: Definition and Characteristics - Coal-rock gas is characterized by the coexistence of free and adsorbed gas, with a higher content of free gas compared to traditional coalbed methane, which primarily exists in an adsorbed state [1] - The new concept of coal-rock gas (Coal-rock Gas, CRG) was proposed based on exploration and development practices, reflecting its unique characteristics that align more closely with shale gas [1][2] Group 2: Theoretical Framework - The development of coal-rock gas is supported by the "total oil and gas system" theory, which integrates conventional and unconventional oil and gas resources into a unified framework [2] - The "coal system total oil and gas system" proposed by scientists at the China Petroleum Exploration and Development Research Institute explains the coexistence of various gas reservoirs, including coal-rock gas, coalbed methane, tight gas, and shale gas [2] Group 3: Exploration and Development Progress - China's coal-rock gas exploration has shown a trend of "multiple breakthroughs and rapid growth," with geological resource potential estimated at 50 trillion cubic meters [2] - Significant achievements have been made in the Ordos Basin, including the discovery of three large gas fields with geological reserves exceeding 500 billion cubic meters and the establishment of the first million-ton deep coal-rock gas field, the Daji Coal-rock Gas Field [2] Group 4: Production Forecast - National coal-rock gas production is projected to reach 2.7 billion cubic meters in 2024, with expectations to exceed 4 billion cubic meters in 2025 [3] - By 2035, China aims to establish a production capacity of over 30 billion cubic meters of coal-rock gas, with potential for further discoveries of condensate oil and gas reservoirs [3]