QC Solar Corporation researches, develops, manufactures, and sells photovoltaic (PV) connection boxes and connectors. Its products include power semiconductor modules, PV general and smart junction boxes, solar and home battery storage cables, EV and robotics cables, connector and cable harnesses for solar PV, energy storage, and EVs, and installation tools. It also offers data computing connection solutions, PV microinverters, PV combiner boxes and cabinets, RSD boxes, solar optimizers, and outdoor precision connection systems. The company operates in China, South Korea, India, Vietnam, Germany, Spain, Egypt, and the United States, and was founded in 2005 with headquarters in Suzhou, China.