investment casting Aluminum Alloy Polishing surface OEM,ODM,Custom Tolerance 0.01mm
Sinoway Industry company is a company specializing in various types of metal stamping parts and sheet metal processing. We are located in Qingdao, Shandong, close to the port. We have been focusing on the processing and manufacturing of metal parts for many years. The products we have produced include laser cutting parts,lost foam casting parts,lost
