Symphony Communication Public Company Limited operates as a telecommunications network and services provider in Thailand, Southeast Asian countries, and internationally. The company offers network connectivity services, including private network for branches solution, access network for service providers, and DC/DR connectivity solutions; and Internet services, such as direct Internet, virtual firewall, DDoS protection, SME broadband internet, Internet exchange, and cloud direct connect services. It also provides international network connectivity services comprising international private leased circuit services, IP-virtual private network, E-line/IEPL, and submarine cable systems; and managed, information and communications technology (ICT), cloud computing, managed security, and co-location services. Symphony Communication Public Company Limited was incorporated in 2005 and is headquartered in Bangkok, Thailand.