You line up to take photos before the exam, which is related to the queue order.
There is usually a monitor on the wall, waiting for the computer to confirm, and the computer will directly prompt you to pass the exam in the car, and will display your name, sign after the exam, and find the car number to start the exam after going out.
Because the inspection process is continuous, you only sign the whole process once, and you can't sign it to the staff after completing an inspection.
It's easy to take the exam, so it's best to stop for three seconds after one exam, and the traffic police will inform you of your name.
Finally, if you pass, go back to the lobby and the traffic police will let you sign. After signing, it means that subject two has passed.
Only those who pass the exam will sign it and will not copy it.
The process is as follows, line up for photos.
There is a computer in the car, which will tell you what to do by voice:
Wait at the door, get your ID card, read the name and you can go in and queue up.
What are you doing in line? You can take the next project exam.