Samart Corporation Public Company Limited designs and installs telecommunications systems, and sells telecommunications equipment in Thailand, Cambodia, and internationally. It operates in four segments: ICT Solution and Service; Digital; Utilities and Transportations; and Technology Related Services. The ICT Solution and Service segment offers solutions and services in information and communication technology, including network solutions, enhanced technology in ICT, and business application ranging from consulting, system design, installation and implementation, operation, and maintenance as total solutions and services for clients in government and private sectors. The Digital segment provides integrated services in digital network, solution, and content. The Utilities and Transportations segment provides air traffic control services; supplies electricity in Cambodia; and offers construction design and installation services of electrical power transmission systems. The Technology Related Services segment manufactures and distributes television, and radio antennas and satellite dishes; and distributes, installs, and maintains communication and security systems. The company also provides broadcast network and system integrator services; distributes telecommunication equipment and systems; repairing of telecommunication equipment; Internet Services for government and corporate organizations; leases freehold land; and invests in public utilities in the Indochina region. In addition, it provides produces outsource, live broadcast, and taped sporting events; provides content services; sport information services; and entertainment media services; distributes of electronic and technology equipment; designs, implements, and outsourcing services; software development; and trading of radiation measurement equipment, radiation measurement service, and radiation project management services. The company was founded in 1955 and is headquartered in Nonthaburi, Thailand.