How do temporary cards enter the automatic identification parking lot?

The way for temporary cards to enter the automatic identification parking lot is as follows: 1, drive the car to the gate, explain the situation to the staff and let the staff open the door; 2. If there is no doorpost, pay attention to the QR code on the bar and scan the code to pass; 3. If there is a green button at the host of individual railings, a temporary card will be issued to let you in after pressing it.