QC Solar Corporation engages in the research and development, manufacture, and sale of photovoltaic (PV) connection boxes and connectors in China. It offers power semiconductor modules; PV general and smart junction boxes; solar, energy storage, EV, and robotics cables; solar PV, energy storage, and EV connectors and cables harness; and installation tools. The company also provides data computing connection solutions; PV microinverters; PV combiner boxes/cabinets; and RSD boxes, solar optimizers, and outdoor precision connection systems. In addition, it exports its products. The company was founded in 2005 and is based in Suzhou, China.