... iron casting/gravity casting/OEM casting 1)Over 22 years casting experience 3)Competitive price 4) direct factory processing iron casting/gravity casting/OEM ... system and 22 years export experience in this line.7) High Quality & Competitive Price & Good Service8) ... process is done in house including: Tooling, Die casting, Sand casting, Gravity casting, CNC machining, CNC milling, Stamping, Plastic ...