We are factory specially manufacture and export spring steel wires, including oil quenching and tempering steel wires, hard drawn steel bars, carbon steel wire, etc, according to different standard EN, JIS SUP,SAE,etc. We have the most advanced production lines and the most advanced laboratory equipment in China, and our annual capacity is 20000-30000mt per year. We focus on quality andservice provided for customers at home and abroad. and our product has got ISO 9001:2008 and  ISO/TS 16949. more important our price is very competitive because we are manufactory. so we are confident that our product can meet your requirement.