Being supported by an advanced and specialist IT team, we could give technical support on pre-sales & after-sales services for wholesale 70a dc earth resistance tester, Ac Power Supply 500w , Safety Regulation Instruments , Low Frequency Signal Generator ,Electrical Digital Hipot Pressure Tester . To provide customers with excellent equipment and services, and constantly develop new machine is our company's business objectives. We look forward to your cooperation. The product will supply to all over the world, such as Europe, America, Australia,Armenia , Oman ,Bangladesh , Costa rica ."Good quality and reasonable price" are our business principles. If you are interested in our products or have any questions, make sure you feel free to contact us. We hope to establish cooperative relationships with you in the near future.