Tianhongxiang ZR-BV 4 mm² flame-retardant multi-strand plastic copper wire is a high-safety wiring solution tailored for residential decoration projects. Adopting oxygen-free copper core and flame-retardant PVC insulation, it combines excellent conductivity, stable flame retardancy and flexible construction performance. Factory direct processing and customization services fully meet the personalized procurement needs of decoration companies, engineering teams and building material distributors.