1. swipe the campus card (that is, all-in-one card) on the face recognition machine, confirm the student's identity, obtain personal facial feature information, and click Register.

2. After successful registration, choosing to use the self-service face brushing equipment at the entrance of the library will automatically identify the facial features of the students, thus completing the certification.

3. After successful facial recognition, the door will open and students can enter the library.

If facial recognition fails or the face-brushing authentication function cannot be used for other reasons, students can choose to swipe their cards manually to enter.