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    Business Service

    In-Building Communication Services
    Comprehensive communication services optimized to your work environment
    These services feature state-of-the-art electronic switching systems installed in buildings with large communication demands and provide fixed-mobile convergence (FMC), data services and other extra features to users located within the building.

    If you need any help or assistance, please contact the Customer Center :1600-0108 (toll-free)

    On-line Inquiry 1600-0108