company mainly engaged in the research, design, manufacture and installation of computer privacy filter, computer privacy filters, shielding cabinets, electric wave darkrooms, filter and absorbing materials, shielding doors, shielding rooms, our products have passed ISO 9000/ 9001/ 9004/ 19011: 2000, our mainly export market is North America, South America, Eastern Europe, Southeast Asia, Africa, Oceania, Mid East, Eastern Asia, Western Europe.

computer privacy filter, computer privacy filters, shielding cabinets, electric wave darkrooms, filter and absorbing materials, shielding doors, shielding rooms.