... Precision Milling Part9CNC Precision Turning Part10Punch& Stamping& Stretching& Riveting& Assembly11Die Casting& Welding& Forging& Bending Part12Medical Aluminum Part13Aluminum Pipe14Large Cross-section/ High ... , tapping, assembly, welding, riveting, punch, stamping, bending, stretching, forging, die casting, mold design and processing, sheet metal working etc.Surface Treatment Technology ...