We want to Buy piston,The product requirement is as follows:1. Product Name: Piston for automobile part2. Quality: aluminum alloy of AC8C (or AC8B), Part weight: 100g~130g /piece3. Quantity: 500,000 piece~1000,000 piece/month4. Manufacturing way by: Gravity Die Casting (the other way is not acceptable)5. Factory area: in Hua Nan area of GuangDong Province6. Delivery time: from October 20147. Payment: by T/TIf you are interested in this business, please contact with and tell us your equipment and capacity of your factory technically, and then I will send you our product drawings.Any question is welcomed Thanks