QC Solar (Suzhou) Co., Ltd. engages in the research and development, manufacture, and sale of photovoltaic systems, power storage connecting products, cables, junction boxes, and solar photovoltaic protection and connection systems in China. The company's products include solar intelligent photovoltaic wiring control box systems, intelligent photovoltaic power optimization systems, cable connectors, splitters, solar plant confluence distribution systems, multi-function terminals, control boxes, outdoor precision waterproof connectors, etc. It also offers energy storage/EV charging systems, solar bos kits, and automation and control systems. The company was founded in 2005 and is based in Suzhou, China.