South Korea 's Internet of Things ( Internet ) market in 2015 jumped by 28 % , YoY , to nearly $ 100 , with personal services , such as smart home and healthcare , accounting for 31 % . Around 1,212 firms were involved in IoT businesses with employees numbering between 16 to 49 accounting for 51.4 % of those , highlighting that many start - ups and small enterprises were involved in IoT businesses . The Ministry of Science, ICT and Future Planning has announced that South Korea's IoT market was worth 4.8125 trillion won ($3.97 billion) in 2015, a 28 percent jump from 2014's 3.7597 trillion won ($3.1 billion). Last year it was announced that South Korea had topped the global ranking on the number of IoT connected devices , following plans that the South Korean Government was investing $ 5bn by 2020 in broadband and smart cars .
South Korea 's Internet of Things ( Internet ) market in 2015 jumped by 28 % , YoY , to nearly $ 100 , with personal services , such as smart home and healthcare , accounting for 31 % . Around 1,212 firms were involved in IoT businesses with employees numbering between 16 to 49 accounting for 51.4 % of those , highlighting that many start - ups and small enterprises were involved in IoT businesses . Last year it was announced that South Korea had topped the global ranking on the number of IoT connected devices , following plans that the South Korean Government was investing $ 5bn by 2020 in broadband and smart cars .