Electroplating tinplate can according to the tempering degrees, electroplating qantity, the steel grade, annealing methods, surface treatment of classification.And with excellent fine welding sex, the weldability, formability and surface appearance, in the food cans, drink cans, 18 liters cans, art cans, spray cans, various bottles of cover, and household electrical appliances products, electrical materials parts, oil filter, wire sheath material widely used.