Zhejiang Wellsun Intelligent Technology Co.,Ltd. engages in smart metering, smart IoT, smart distribution network, and smart energy business in China. It offers smart energy meters; electricity information collection equipment, including concentrators, collectors, and special transformer collection terminals; and communication modules, metering transformers, and energy metering boxes. The company also provides molded case circuit breakers, intelligent measurement switches, photovoltaic circuit breakers, miniature circuit breakers, and low-voltage line monitoring terminals; and intelligent converged terminals, distribution network digital AI-assisted monitoring systems, smart gateways, and smart sensors. In addition, it offers electric vehicle charging communication controllers (EVCC), microgrid, vehicle-to-grid interaction (V2G), and other products. The company was founded in 1992 and is headquartered in Taizhou, China.