JA Solar is in this business since 2005. With 12 production bases and more than 20 offices worldwide, the company's activities range from silicon wafers, cells, and modules to complete solar panels systems, and its products are available in 135 countries. solar panels are generally used in terrestrial power plants, commercial and industrial rooftop panel systems, and residential solar panel systems. With the strength of continuous technological innovation, sound financial performance, and a well-established global sales and service network, JA Solar has won favorable reviews and praise from domestic and foreign customers as well as various prestigious industry associations as the world's leading manufacturer. High-performance photovoltaic system product.