1,Copper wire tinning machine 450/750V. 2,10sqmm-185sqmm 3.PVC ... wire stranding .3,PVC insulation extruding.4,Cores Twisting.5,Spooling. Main Quality Inspection Equipment:Spark Tester,Heating aging Chamber,High resistance machine ... ,Oxygen index equipment ,Partial discharge inspection instruments,Fireproff testing device,High-Power voltage withstand ...