1- Material:  nodular cast iron, ductile Iron, alloy steel, aluminum alloy
2- Standard: ASTM, AISI, BS, DIN, JIS, NF
3- Process: pattern making, melting and pouring, cleaning
4- Machining: turning , milling, drilling, grinding, threading, CNC machining, etc.
5- Finishing: sand blasting, polishing, plating, painting and PVC powder coating