we are the major manufacturer of copper clad aluminum (CCA)wire . CCA wire is a substitute of copper wire in many fields .it mainly is used to produce cables such as coaxial cable, network cable, telecom cable , automobile cable, control cable, cat5e /6e cable and so xxxxx many cable manufacturers have used cca wire , not copper wire from an economic perspective.if you are interested in our products, please don't hesitate to inform us by email.