Copper coils are continuous strips of copper products. Due to their excellent electrical and thermal conductivity, ductility, and corrosion resistance, they are widely used in the electronics, electrical, construction, decoration, and machinery industries. In the electronics and electrical sectors, they are used to manufacture cables, circuit boards, electromagnetic coils, and electronic components. In the construction and machinery sectors, they are used to manufacture roofing, pipes, radiators, valves, and precision instruments.