JA Solar Holdings Co., Ltd. (JA Solar) is a manufacturer of high-performance solar cells based in People's Republic of China. The Company produces and sells both monocrystalline and multicrystalline solar cells. The Company conducts its business primarily through its wholly owned subsidiaries in People's Republic of China, which includes JingAo Solar Co., Ltd. (JA Hebei), Shanghai JA Solar PV Technology Co., Ltd. (JA Zhabei) and JA Solar Technology Yangzhou Co., Ltd. (JA Yangzhou), in which the Company indirectly holds a 100% interest and operates and manages its business as a single segment. It designs, manufactures and markets high-performance solar cells, which are made from specially processed silicon wafers. In June 2009, for purposes of its three megawatt photovoltaic project in Korea, the Company acquired Greenhills S.a.r.l. and renamed it JA Solar Luxembourg S.a.r.l., which is wholly owned by JA Solar Hong Kong Limited (JA Hong Kong).