investment casting Brass Chemical Etching surface OEM,ODM,Custom Tolerance 0.01mm
Sinoway Industry company was established in 2011 and is located in Qingdao, Shandong Province. We are a modern enterprise specializing in the production of metal parts, stamping parts, etc. The company has a modern production plant, strong technical force, and a number of advanced processing equipment and edge cutting detection instruments. The products we have