General hard bearing dynamic balancing machine strictly according to GB/T 4201-2006 to produce, using semi hard bearing, belt driven, screen display structure, industrial control computer processing the data. 15 inches LCD screen display unbalance amount, phase angle and real-time rotating speed. It is widely used in paper making machine, textile machine, agriculture machine, electric motor, blower fan, etc, can measuring balance on single interface, suited for plate work-piece, center of gravity overhung rotor.