... Machining Parts ) Company Profile:Donllin Technology is a professional machining company which specialized in high precision CNC parts design and produce ... like ISO9001:2008 ,ISO 14001 and RoHs in the past,over 60% of our products are exporting to overseas, such as United ... Blacken, Hardening, Painting , Silk Print and many other treatment of the parts. 4.Packing:Wood pallet and frame, Blister packing ...