CSUN Solar is a global tier 1 solar cell and PV module supplier founded in 2004 in Nanjing, China. It has 1,600 employees worldwide, 6 manufacturing campuses, and an annual capacity of 2 GW as of 2016. The company has shipped over 4 GW of modules since 2007. It has manufacturing facilities in China, Turkey, South Korea, Vietnam, and the US, and focuses on high efficiency mono-PERC and polycrystalline solar cells and modules through advanced robotic production lines.