Leading energy system countries all over the world :TOP 10 10 : South Korea : 2398MW . 9:Belgium :3516MW 8:Australia :4130MW 7:Spain :5376Mw 6:France :5678MW 5:USA:18317MW 4:Italy :18622MW 3:Japan :23409Mw. 2:China : 28330MW 1:Germany :38250MW All of solar mounting system need to use high dip galvanized ground screw, use aluminium or steel bracket,and our company have more experience in this field .we have made ground screw for more than 12years ,have exported HDG ground screw pile to these top ten countries for many years . For more information about ground screw ,please see website : www.chinagroundscrew.com