... the materials, such as iron, gray iron, ductile iron, steel, stainless stee, ... RINA.The process of casting:Sand casting, Investment casting, Precision casting, Die castingThe process of ... MachiningOur manufactory have all kinds of the equipments, such as CNC Lathe, CNC Drilling Machine, CNC Milling Machine, CNC Machining ... with many foreign companies, especially in Japan, Europe, America and ...