GCT Semiconductor Holding, Inc. is a fabless designer and supplier of advanced 5th generation (5G) and 4th generation (4G) long term evolution (LTE) semiconductor solutions. The Company’s solutions enable reliable 4G LTE connectivity to numerous commercial devices such as CPEs, mobile hotspots, routers, M2M applications, and smartphones for wireless carriers. Its system-on-chip solutions integrate radio frequency, baseband modem, and digital signal processing functions, therefore offering 5G and 4G platform solutions. Its product portfolio includes radio frequency (RF) and modem chipsets based on 4G LTE technology, offering a variety of chipsets differentiated by speed and functionality. These include 4G LTE, 4.5G LTE Advanced (twice the speed of LTE), and 4.75G LTE Advanced-Pro (four times the speed of LTE) chipsets. The Company also develops and sells cellular Internet of Things chipsets for low-speed mobile networks such as eMTC/NB-IOT/Sigfox, and other network protocols.