WellinTech is a Beijing-headquartered industrial automation software company founded in 1997. It offers a full technology stack covering device-level data acquisition and connectivity (KingIOServer), HMI/SCADA platforms (KingView, KingSCADA), a time-series historian (KingHistorian), MES/MOM platforms (KingFusion), an Industrial Cloud Operating System (WellinOS) and Industrial IoT platforms, plus a SECS/GEM solution for semiconductors. It also provides driver development, OEM/white-label software and customization services, serving manufacturing, oil & gas, mining, power, water utilities and other industries, with branches in South Korea, Taiwan and Japan.