The 27.5 kV gas-insulated switchgear supplied and delivered by XJ Delishier Electric Co.,Ltd., an affiliate of XJ Electric Corporation, has recently been put into operation for the Overall Upgrade Project of Beijing Suburban Railway Auxiliary Central Line. The successful commissioning of the project delivers core equipment support for the traction power supply system of Beijing’s suburban railways, marking another breakthrough for the company in benchmark railway traction power supply projects. Looking ahead, XJ Electric will keep focusing on the transmission and distribution segment of rail transit and contribute to the development of China’s railway sector.