Nanjing GreatSolar PV Technology (GSPV, 南京淳泰光电科技有限公司) is a company that specializes in the research, development, and manufacturing of solar panels and solar power systems. Its products include solar batteries, photovoltaic power systems, solar charge controllers, solar and LED lights, etc. The company also offers portable solar lamps, solar DC water pumping systems, solar flashlights, solar resin lamps, and other products.