Chinentech Automatic Door Limited (Olide auto door system) is one of leading manufacturer in China, who professionally specializes in automatic door system. Such as: automatic sliding door operator, automatic swing door operator, curved door operator, revolving door operator, medic door operator, hermetic door operator, Bank ATM door opener, folding door operator, telescopic door openers and so on. We also have expanded our product range into the full line of door & gate automation, access control system, and other door hardware series. Such as ATM card reader, access keypad, touch switch, microwave sensor, fingerprint lock, safety beam detector, electromagnetic lock and other automatic door accessories etc.