Group 1 - The successful commissioning of the Gansu-Ningxia section of the West-to-East Gas Pipeline Phase IV (Turpan-Zhongwei) is a key project under China's 14th Five-Year Plan for oil and gas development, enhancing the efficiency of international oil and gas resource allocation and ensuring energy security under open conditions [1] - The West-to-East Gas Pipeline Phase IV is a strategic energy corridor connecting Central Asia and China, with the Turpan-Zhongwei section being a core component, spanning 1,745 kilometers and accounting for over half of the total length [1][2] - The pipeline has a designed annual gas transmission capacity of 15 billion cubic meters, equivalent to replacing over 27 million tons of standard coal and reducing carbon emissions by approximately 50 million tons [1] Group 2 - The Gansu-Ningxia section of the pipeline is 1,162 kilometers long, starting from the Hongliu Compressor Station to the Zhongwei Liaison Station, and runs parallel to four other oil and gas pipelines, facing complex geological conditions and harsh natural environments [2] - The project has implemented technological, construction, and management innovations to address extreme weather and geological challenges, including the use of high-grade steel pipes and automated welding techniques, significantly improving construction efficiency and quality [2] - The West-to-East Gas Pipeline Phase IV will operate in conjunction with the second and third phases, enhancing the reliability and flexibility of the gas supply system, facilitating the transportation of gas from Central Asia and Xinjiang to key regions in China [3]

Core Points - The successful commissioning of the Ganning section of the West-to-East Gas Pipeline Phase IV marks a significant milestone in enhancing China's energy security and international oil and gas resource allocation efficiency [1] - The pipeline has an annual gas transmission capacity of 15 billion cubic meters, equivalent to replacing over 27 million tons of standard coal and reducing carbon emissions by approximately 50 million tons [1] - The total gas transmission capacity of the West-to-East Gas Pipeline system will reach "100 billion cubic meters," significantly improving the cross-regional allocation capability of natural gas [1] Group 1 - The West-to-East Gas Pipeline Phase IV is a strategic energy corridor connecting Central Asia and China, following the previous three phases [1] - The Ganning section of the pipeline is 1,162 kilometers long and runs through complex geological conditions and harsh natural environments, including a national nature reserve [1] - The pipeline's construction faced multiple challenges due to the fragile ecosystem and the presence of various protected species along its route [1] Group 2 - After the full commissioning of Phase IV, it will operate in conjunction with Phase II and III, enhancing the reliability and flexibility of China's natural gas transmission system [2] - The pipeline will facilitate the transportation of more gas from Central Asia, Tarim Basin, and coal-to-gas projects in Xinjiang to the Bohai Rim, central, and southeastern coastal regions [2] - This development is expected to have a profound impact on optimizing regional energy structure, improving air quality, and promoting high-quality economic and social development along the pipeline [2]