Tire Valve,Wheel Balance,Stainless Exhaust Tip,Stainless Stamping Parts,Billet Adapter,Zinc Alloy,Siming started with a small workshop at the foot of the Siming mountain, after the several moving, the main manufacture base covers the Guangde lake which was named thousands of years ago, and now where is Wangchun Industrial Park and Jishigang Town in Ningbo City. Siming is a small company, it is not very good at resource allocation, market coverage, productivity, logistics, information and technic, but it is good at brief management, learning new knowledge and reformation.