In the hydrometallurgical industry of Electrowinning non-ferrous metals (EW) .Common solution systems include chloride solution, sulfate system solution and nitric acid system solution. The traditional anodes used in this industry are graphite and lead alloy anodes. In actual operation, there are many problems such as high battery voltage, heavy weight, uneven current density, pollution solution, short life, etc., especially secondary pollution problems, which affect the purity and quality