GREEN ULTRASONIC SCIENCE & TECHNOLOGY EQUIPMENT MANUFACTORY lies in Shantou -- a city of Chinese ultrasonic manufacture base. It is a professional manufacturer cooperated with the foreign company specializing in research and manufacture of piezoelectric ceramic, ultrasonic transducer and ultrasonic equipment. 

GREEN now has got a professional team in research, development, production, and sale. With the strict implementation of the ISO 9001: 2000 Quality Assurance System, and the introduction of specialty making equipment and advanced delicate apparatus from USA and Japan, the company has developed there main product series. They are Piezoelectric Ceramic & Ultrasonic Transducer Series, Industry-use Ultrasonic Equipment Series and Ultrasonic Household Appliance Series.