ZhengZhou LP Industry has more than decades of experience in enameled winding wires or covered conductor manufacturing services in China and can offer enameled round aluminum wire and enameled flat aluminum magnet wire for customers, hot product awg and swg al and cu magnet wire. UL certificate of enameled round wire and enameled flat wire is to ensure the quality. And the testings can be done by international standard, like IEC, NEMA, JIS and GB, the enameled winding wire is widely used for dry type transformer which is widely used for people's live.