Shanghai Yihai Industrial Co.,Ltd, who is specialized in dowel pins,slotted pins and retaining rings manufacturing, as well as clamps and clips.
For the standard parts in norms, we mainly produce DIN6325, DIN7979, ISO2338, ISO8752, ISO13337, DIN471/DIN472,etc. Most of them are exported to European markets, such as Germany, Italy, Poland and Czech of Republic, and so on.

Shanghai Yihai Industrial, has advanced production equipment, a complete inspection system with technical support. Production lines that integrate cold forming, cutting, turning, grinding, heat treatment and surface treatment.
We continuously strengthen internal management of the enterprise, improve the quality system, and strive to provide customers with high-quality products and services.