Hanwha Q CELLS Co., Ltd., formerly Hanwha SolarOne Co., Ltd., is a global solar energy company engaged in the manufacturing of solar modules, and the development and management of downstream solar farms. It manufactures a range of photo voltaic (PV) cells and PV modules at its manufacturing facilities in China and Malaysia using manufacturing process technologies, including those developed at its research and development facilities in Germany. It also engages in PV downstream businesses, which include developing solar power projects and providing engineering, procurement and construction services, and operation and management services. It develops and builds solar power projects incorporating its PV modules to sells them to third-party purchasers upon completion. Its principal products include PV modules, PV cells, silicon ingots and silicon wafers. It sells a range of PV modules, ranging from 250 watts to 340 watts in power output specification.