The pull arm type is specially designed with a transmission structure according to the specific needs of the entrances and exits of different places, and the door machine and the door body are installed in the same direction. The door machine is hung on the door frame and is easy to install. The door system uses a microcomputer chip to intelligently control the operation and opening and closing of the door body, and the door opening angle can be set arbitrarily. Choose a variety of control methods according to customer requirements, such as sensors, access control, etc. The door body adopts a high-strength aluminum alloy frame and is lined with high-quality environmentally friendly fillers. The door frame sealing strip cooperates with the sunken sealing strip at the bottom of the door leaf to fully meet the hygiene needs of hospitals, nursing stations, clean factories and other places.