Electric-magnetic vibrating feeder is a new type feeding equipment which could work continuously. Therefore, it has been widely used in mining, melting, coal, building, light industry, chemical industry, electric, machinery, foodstuff, medicine, and the production of the mining industry. It can be used as the feeding equipment of the belt conveyor, bucket lifter, separating equipment, cement mill, crusher, crasher, and the viscid grain or power of other industry departments, and also for automatic mixing, ration pocked and in the automatic control line, achieving the automation of the produce line.