The product has red dumet wire, pale (golden yellow) dumet wire, white dumet wire, no B dumen wire and luminous (is moisture-proof) dumet wire etc.

先面镀铜（或套铜）技术使面状呈均匀砖红色或黄色等。产品有红、淡（金黄）色、白、无硼和光亮（防潮型）等。