Vibrating screens movement locus is a circumference. It is a new multilayer, high efficient vibrating screen. The circle vibrating screen adopts cylinder eccentric shaft vibrator and partial block to adjust swing. It can be used in mining, coal, mill run, building materials, electricity and chemical department to take classify function. YZ, YK series are the new models of domestic machines. It has the advantages of reliable structure, strong exciting force, high screen efficient, small vibrating noise, simple maintenance, safe operation and so on.