Gongyi City Hengming Metal Products Co.,Ltd is located in Gongyi city,China,as one of the biggest steel wire manufactuers in China,specialized in manufacturing Oil Tempered Spring Steel Wire,High carbon spring wire, galvanized steel wire & strands,Galvanized iron wire,Aluminum clad steel wire&strands more than 20 years.have the certification of ISO 9001 and IATF 16949 quality system,all the products with top quality and best competitive price.With rich experience in export and high production capacity,we can meet customers huge material requirements on timely basis.