The Metro communication system consists of ten sub-systems integrated over the transmission system. The ten sub-systems include: Automated Telephone System, Direct Line System, e-Mail System, Closed Circuit Television (CCTV), Radio System, Public Addressing System (PA), Train Communications System, Time Synchronization System, Fiber-Optic Transmission System, and Communications Multi function Terminal.

Record and collect transaction data from each station, monitor station equipment, manage revenues and cash, and perform big data analytics upon user demand.