The development history of a company make out the historical footprints of the enterpise.

Recalling the past and look ahead,we keep growing up by challenge.

With more than 12 years of history ,GT SONIC has weathered the financial crisis,product transition,vicious competition and name changed .

And now we become the China first public company in ultrasonic field.

Here is a brief look back at development of the past 12years.