1-Solargolden fotovoltaicos 2 2-Eco green energy 2 3-Suntech 2 4-Renesola 2 5-Institute of china electronics technology group corporation 2 6-Sky solar holdings 1 7-Beijing bolongyangguang new energy source s & t co., ltd 1 8-Sunlink energy 1 9-Kingdom solar 1 10-Xian longi silicons 1