Innovation, excellent and reliability are the core values of our business. These principles today extra than ever form the basis of our success as an internationally active mid-size company for Insulation Resistance Tester Manufacturers, Digital Insulation Resistance Tester , Constant Current Grounding Resistance Tester , Precision Resistance Tester ,Programmable Switching Variable . We focus on creating own brand and in combination with many experienced term and first-class equipment . Our goods you worth have. The product will supply to all over the world, such as Europe, America, Australia,Luxembourg , Tanzania ,Bogota , Cologne .We warmly welcome domestic and overseas customers to visit our company and have business talk. Our company always insists on the principle of "good quality, reasonable price, the first-class service". We have been willing to build long-term, friendly and mutually beneficial cooperation with you.