... , stainless steel, carbon steel, aluminum, etc. Standard/non-standard sheet metal deep drawing parts 1. Material: brass, copper, bronze, stainless steel ... polishing and so on.4. ISO9001 2008 quality control5. Strong engineering team makes high quality; own test equipments and 100% inspection prior ... the demand quantity.If you have any design of the metal parts, please inform us, we can make the counter ...