1. bind face information. Using a biometric technology in artificial intelligence science "brush face", personal information can be automatically saved in the face recognition system after binding, so as to complete the identity authentication of readers, handle related book borrowing and retrieval services

2. Scan code to bind reader's ID card. Scan the QR code through the mobile phone, bind the reader's ID card, and obtain the resources on the "cloud bookcase"

3. Scan the code to borrow books. Scan the QR code through the mobile phone, select the books to borrow, and borrow them.