With responsible good quality method, good status and excellent client services, the series of solutions produced by our company are exported to lots of countries and regions for Four Wire Measurement, Ac Power Supply , Withstand Voltage Ac/Dc 5kv 2/20/100ma , Withstand Voltage Ac/Dc 5kv 2/20/100ma ,Medical Safety Earth Grounding Resistance Tester . Safety as a result of innovation is our promise to each other. The product will supply to all over the world, such as Europe, America, Australia,Malaysia , Mombasa ,Colombia , USA .We are sticking to excellent quality, competitive price and punctual delivery and better service, and sincerely hope to establish long-term good relationships and cooperation with our new and old business partners from all over the world. Sincerely welcome you to join us.