... than 80 technicians and managers with college education). And the head company has an area of more than 10,000 m2 ... as Wenzhou, Kunshan, Ningbo, Fujian, Zhongshan, Guangzhou, Foshan etc.Ultrasonic vibration cleaner Design philosophyDifferent to the chemical cleaning,this machine use ... ,nozzle of the printer,artificial teeth,comb,toothbrush etc. Ultrasonic vibration cleaner