Samart Corporation Public Company Limited designs and installs telecommunications systems, and sells telecommunications equipment in Thailand, Cambodia, and internationally. It operates through three segments: Digital ICT Solution, Digital Communications, and Utilities and Transportations. The Digital ICT Solution segment offers solutions and services in information and communication technology and digital solutions, including network solutions, enhanced technology solutions, and business application comprising consulting, system design, installation and implementation, and operations and maintenance as a total solutions and services for clients in government and private sectors. The Digital Communications segment provides integrated services in digital network, solution, and content. The Utilities and Transportations segment provides air traffic control services and electricity supply in Cambodia; contracting for design, construction, installation, and maintenance services of electrical transmission systems, security systems, and audio and visual communication systems; and manufactures and distributes television signal receiving equipment. It offers broadcast network and system integrator services; produces metal work, metal sheet products, and related products; internet and cloud services; and invests in public utilities in the Indochina region. The company also provides security system, audio and video conference, wire and wireless communication system; and trading of radiation measurement equipment, radiation measurement service, and radiation project management services. In addition, it offers engineering, construction, installation and commissioning, maintenance, and consultation services for power substations and high voltage systems; software development and packages; electronic data interchange services; design and installation for enterprise resource planning systems; develops soft application; cyber security services; content services; and distributes telecommunication equipment and system. The company was founded in 1955 and is based in Nonthaburi, Thailand.