Dalian Top-eastern Vacuum tech,co.ltd established in 1988 ,is a high-tech enterprise engaged in ion coating technology of vacuum coating equipment,we have developed an advanced multifunctional ion coating system inorporating magnetron sputtering cathode with closed unbalanced field,filtered vacuum arc and ceramic hollow cathode based on its own technical accumulation and research experience.the coating equipments are supplied with suitable coating programs such as TiN,TiAlN and TiAlCrN etc.