1, comprehensive coverage: the Chengdu Metro Maintenance Project Department of China Railway Bureau undertakes the overhaul and operation and commissioning tasks of electromechanical and power supply equipments of many lines and branch lines, which can comprehensively cover various types and sizes of facilities.
2. Specialized team: The Chengdu Metro Maintenance Project Department of China Railway Bureau has an experienced and skilled specialized team, with personnel having high professionalism and working ability, and outstanding performance in the maintenance of metro equipment.