China Gas Holdings Limited (China Gas) is one of the largest trans-regional energy supply service enterprises in China, and currently has extensive project layouts in 29 provinces, municipalities and autonomous regions across the country. It has more than 800 companies, more than 400 piped gas projects, more than 600 natural gas automobile and ship refueling stations, more than 110 LPG distribution projects, 17 natural gas long-distance pipeline projects (including four provincial pipeline networks), one coalbed methane development project, eight LPG terminals, four large petrochemical storage bases, a total gas pipeline network length of more than 180,000 kilometers, and various pipeline The total length of the gas pipeline network is more than 180,000 kilometers, and there are more than 25 million gas users and more than 6 million LPG users in the pipeline network, with a population of more than 150 million in the cities covered by the pipeline network.