"Based on domestic market and expand overseas business" is our development strategy for Precision Decade Resistance Box, Audio Sweeping Frequency Signal Generator , Threephase Leakage Current Tester , Programmable Dc Electronic Load Tester ,Vibration Testing Machine . Our enterprise insists on innovation to promote the sustainable advancement of organization, and make us become the domestic high-quality suppliers. The product will supply to all over the world, such as Europe, America, Australia,Holland , Mauritania ,South Korea , United Arab emirates .For more than ten years experience in this filed, our company has gained high reputation from home and abroad. So we welcome friends from all over the world to come and contact us, not only for business, but also for friendship.