Including: operation management and service (repair report management, service management, maintenance management, inspection management, washing management, material management, transportation management, contract management, property management and cost management); Mechanical and electrical equipment management (clean air conditioning monitoring, central air conditioning monitoring, medical gas monitoring, electrical monitoring, elevator monitoring, water supply and drainage monitoring, boiler system, sewage treatment, intelligent lighting, generator, indoor environment monitoring); Energy management (central air conditioning, water, electricity, gas, cold and heat sources); Safety management (fire control, access control, video, patrol) and other functional modules.