PS: If you are in grade 1 1, I would like to add the following:
Baidu Nanjing University of Information Science & Technology credit system management system, you can find the login page, you can also find it from the school homepage-public service-academic affairs office course selection system (the name is uncertain, which probably means that you can't go to the school homepage recently), and then the user name is the student number, and the password is the date of birth, such as 19950625. ...
I hope I can help you ~ ~