According to Aiqi official website's inquiry, the major shareholder of China Gas Group is Hongmao Development Co., Ltd., and its investment belongs to financial investment, so China Gas Group does not belong to state-owned enterprises or central enterprises. The full name of China Gas Group is China Gas Holding Co., Ltd., which is an investment holding company mainly engaged in gas business. The company operates through six branches. Pipeline natural gas sales division is engaged in selling pipeline natural gas through urban pipe network, trade and direct supply pipeline. The LPG sales department distributes LPG to industrial users and commercial users. The gas connection department provides gas connection service for customers. Engineering designers and constructors are engaged in gas pipeline construction. The value-added service department is engaged in the sales of wall-hung boilers, kitchen gas appliance, smart homes, corrugated pipes, alarms and bottled water. Zhongyu Gas Branch is mainly engaged in natural gas sales and gas pipeline construction.