Copper Pipe, Galvanized Steel Coil, Aluminum Tube manufacturer / supplier in China, offering Premium Enameled Copper Wire with Durable Polyurethane Coating for Electronics - High Temperature Resistant, 0.5mm-2.0mm, UL Certified, Ideal for Transformers, Premium 12mm 40mm Medical Grade Copper Pipe/Tubes for Vacuum Oxygen Air Systems - Antimicrobial, High-Purity, ASTM B819 Certified, High-Quality Insulated Air Conditioning Copper Tube for AC Refrigeration Systems - Flexible, Durable, Corrosion-Resistant HVAC Piping for Efficient Cooling and so on.