The login mode has changed a lot compared with before. Open the upgraded mobile library app and you will see the login interface. Because the new mobile library app account and Xue Tong account have been opened, you have registered Xue Tong account before, so you can log in directly with your mobile phone number. If you haven't registered a "Xue Tong" account before, please click "New User Registration" to enter the registration page, fill in your mobile phone number and get the verification code. After setting the required password, click "Next" to enter the company selection page, and pay attention to enter "Hunan University of Finance and Economics".