... 4.OEM can be accepted. small pieces of metalMaterial: aluminium,stainless steel,brass,iron or as ... Ltd is specialized in the production of DC motor gear cabinets, stamping parts, plastic parts, machine parts, etc. ... Coating, Blacken, Hardening, Painting and many other treatment of the parts. 4.Quality Assurance : IPQC inspect each ... Iron casting machinery parts pieces of metal for all kinds of machine