Our enterprise since its inception, constantly regards product good quality as organization life, constantly improve production technology, strengthen merchandise high quality and continuously strengthen enterprise total good quality administration, in strict accordance with all the national standard ISO 9001:2000 for High Voltage Testing Machine, 20m Trigger Function Oscilloscope , Regulated Adjustable Dc Power Supply , Lcd Display Capacitor Inductor Tester ,Signal Source 20hz-20khz 40w 110v . Welcome throughout the world buyers to speak to us for organization and long-term cooperation. We're going to be your reliable partner and supplier. The product will supply to all over the world, such as Europe, America, Australia,Lesotho , Russia ,Hongkong , Tunisia .Our company has abundant strength and possesses a steady and perfect sales network system. We wish we could establish sound business relationships with all customers from at home and abroad on the basis of mutual benefits.