Samart Corporation Public Company Limited engages in the design, installation, and sale of telecommunications systems and equipment in Thailand, Cambodia, and internationally. It operates through the Digital ICT Solution, Digital Communications, and Utilities and Transportation segments. The Digital ICT Solution segment offers telecommunications and IT network system services, including satellite communications solutions, digital communication networks, DWDM/MPLS, SD-WAN solutions, and digital trunked radio systems; enhanced technology solutions comprising advanced security, cyber security, advanced metering infrastructure, energy management, cloud & data center, e-document & data management, and big data analytics solutions; and business application solutions, such as ERP, core banking systems, e-payment, electronic data interchange, and e-learning solutions. Its Digital Communications segment provides digital trunked radio systems (DTRS) and co-tower rental services for mobile operators; and digital content, such as news and entertainment content, fortunetelling, and sports services, as well as VDO streaming, real-time interactions, and one-on-one consultation services. The Utilities and Transportations segment offers aviation solutions, including air traffic control services; construction and maintenance services for high-voltage substations and transmission systems; and other solutions and manufacturing services comprising excise tax collection services (direct coding), comprehensive security and audio-visual communication systems, as well as design and manufacturing services for metal products. Samart Corporation Public Company Limited was founded in 1989 and is based in Nonthaburi, Thailand