JA Solar Technology Co., Ltd. engages in the production and processing of monocrystalline silicon rods and monocrystalline silicon wafers primarily in China, the United States, Asia, and Oceania. It operates in two segments, Manufacturing and Power Station. The company is also involved in the production and sale of solar cells and modules; sale of solar cells, modules and related products, and raw materials; solar photovoltaic grid connected power generation and electricity sales; development, construction, operation, management, and maintenance of solar photovoltaic power plants; import and export of goods and technology; technology development and technology transfer in the field of solar cells; factory and site leasing; and house, site, and electrical equipment rental.