machine parts 1. zinc alloy&aluminum alloy 2. spray painting 3. make mould&die ... to Europe, American markets, Japan and Korean markets, cooperating with JUNO, HUBBEL, KOIZUMI companies.3. We have over ... and 15 professional engineers are dedicating to R&D with good command of soft wares such as CAD, ... course, the surface finish should apply to aluminum alloy material. zinc alloy die casted machine parts