KT is South Korea's largest telecom carrier. It is a Fourth Industrial Revolution leader, developing innovative 5G technology and intelligent networks. Since the takeover of its subsidiary KTF in 2009, KT been a leader the smartphone era, launching the first smartphone in Korea. Furthermore, KT develops and nurtures information and communication technology (ICT) convergence services in diverse industries by using multi-gigabit wired and wireless network infrastructure and cutting-edge ICT technology. Using these innovative technological capabilities, KT aims to become a global leader in the ICT industry.