China Gas Group, namely China Gas Holding Co., Ltd., is mainly engaged in investing, operating and managing the urban gas pipeline infrastructure in Chinese mainland, delivering natural gas to residents and industrial users, building and operating gas stations, and developing and applying technologies related to oil and natural gas. Therefore, China Gas Group Company belongs to the natural gas industry, because it directly provides natural gas services to residents and industrial users, which can be regarded as a part of life service industry. Therefore, it can be considered that China Gas Company belongs to the life service industry.