... ,turning,punching,drilling,welding,die-casting, milling etc.Surface-treatmentplating(Zinc,Nikel,Chrome,Tin,Ag),painting,powder coating ... in-process inspection in every process and final inspection.5) Best OEM service, high quality, fast delivery. 3.Other trade terms ... we offer the exact sample firstly for your try. Customers' inquiries are always meet with our careful attention. Anything, please ...