Changsha Leoni Electric Power Co., Ltd. is a professional enterprise in processing and saling varieties of nonferrous metal. Our company is located in Hunan and Hunan province is well known and famous nonferrous metal base in China. we had many fixed customers both home and abroad. Nowdays the nonferrous metal and its alloys are widely used in mechanical manufaturing industry,construction industry,electronic industry,aerospace,nuclear energy uses,such ad the indispensable structural materi...