CNC (Computer Numerical Control) Machining is a manufacturing process in which pre-programmed computer software dictates the movement of machinery which is able to produce tight tolerances, complex geometries and product-like prototypes as well as single piece parts in short to medium production runs; these mechanical components used widely on Medical, optical, food mechanics and Space fields. I am the senior marketing manager: Linky Tu, my company:Dongguna Grand precision machinery Co., Ltd has passed ISO9001 and ISO13485 certifications. We have a rigorous quality system & outgoing supervision mechanism to ensure high-quality parts (mini. accuracy:+/-0.005mm) rushing out to fit in with your production line assembly in a timely manner.