... Series(CNC Machining Parts: auto part,auto spare part,motorcycle part. ) Company Profile:Donllin Technology ... other MiddleEast Arear and Africa market. 1. Fully Machining Services: Extrusion heat sink ... parts, Grinding parts, Metal stamping parts, Die casting and forging parts, Welding parts ,Broaching, ... 2.Accept Various Machining Material:Stainless steel, Alloy steel ,Brass , Bronze , Copper, Aluminum ...