... plating, Cr-plating, Tin-plating, copper-plating, the wreath oxygen resin spraying, the heat disposing, hot-dip galvanizing, black ... Test, Durometer, and Coating Thickness Tester.WorkforceA group of experienced production technician, sophisticated engineer and dedicated QC.About ... was founded in October, 2000, specializing in the production of CNC/AUTO lathe, springs, shafts, screws, stamping parts ...