... stainless steel, aluminum sheet, phosphor copper, brass, iron, rubber, plastic, etc or according to drawings and samples.2. ... Precision machining: stamping, punching, bending, CNC lathes, milling drilling, grinding, etc.4. Surface treatment: zinc plated, power coated, chrome ... many fields, such as automobile, metallurgy, heavy-duty machinery and navigation. We are annually exporting more than 10 ...