Our target is to consolidate and improve the quality and service of existing products, meanwhile constantly develop new products to meet different customers' demands for Meter Tester, Programmed Voltage Resistant Insulation Tester , Intelligent Digital Insulation Resistance Tester , Audio Frequency Sweep Signal Generator ,Safety Measurement Verification . We, with fantastic passion and faithfulness, are willing to offer you with best services and striding forward with you to make a bright foreseeable future. The product will supply to all over the world, such as Europe, America, Australia,Toronto , Malta ,Washington , venezuela .The company has perfect management system and after-sales service system. We devote ourselves to building a pioneer in the filter industry. Our factory is willing to cooperate with different customers domestic and overseas to gain better and better future.