Ningbo Danko Vacuum Technology Co., Ltd was Founded in 2007 as previous name Huahong Vacuum Technology,is a nationwide renowned PVD vacuum coating system manufacturer and vacuum coating technology developer,including but not limited to Sputtering Systems, Optical Coating Units, Batch Metallizers, Physical Vapor Deposition (PVD) Systems, Hard and Wear Resistant Vacuum Coating Deposition Equipment, Glass, PE, PC Substrate Coaters, Roll-to-Roll Machines for coating flexible substrates.