ZLKC always pay highest attention on product quality and production capacity. Ouradvanced production equipment and metrology instrument. Our advanced fabricating equipments include Spherical Milling Machines, CNC Plano Milling Machines, Precision Polishing Machines, High Speed Polishing Machine,CNC Profiling Machines, LEYBOLD Vacuum Coaters,Optorun coaters and Ultrasonic Cleaning Lines.    Quality is first for ZLKC as it should be in all companies. Quality has been the key to our success and it always will be.